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British Poultry Science
December 1997CONTENTSVolume 38, Number 5
BEHAVIOUR, WELFARE, HUSBANDRY AND
ENVIRONMENT
Behavioural and anatomical consequences of
two beak trimming methods in 1- and 10-d-old
domestic chicks. M. J. Gentle, B. O. Hughes,
A. Fox and D. Waddington 453
Vehicle design and thermal comfort of poultry
in transit. C. A. Weeks, A. J. F. Webster and
H. M. Wyld 464
DISEASE
Disease outbreak in laying hens arising from
the consumption of fumonisin-contaminated food.
Shetty H. Prathapkumar, Sudershan V. Rao,
Rao J. Paramkishan and Ramesh V. Bhat 475
GENETICS
Antibody transmitting ability of hens from lines
of chickens differing in response to SRBC
antigen. K. Boa-Amponsem, E. A. Dunnington
and P. B. Siegel 480
IMMUNOLOGY, MICROBIOLOGY AND PHARMACOLOGY
Evaluation of the influence of supplementing
the diet with mannose or palm kernel meal on
salmonella colonisation in poultry. V. M. Allen,
F. Fernandez and M. H. Hinton 485
MEAT AND EGG SCIENCE
Effects of AvGard™ treatment on the micro-
biological flora of poultry carcases. G. Salvat,
P. Coppen, J. C. Allo, S. Fenner, M. J. Laisney,
M. T. Toquin, F. Humbert and P. Colin 489
Influence of dietary vitamin E and oxidised
sunflower oil on the storage stability of cooked
chicken muscle. K. Galvin, P. A. Morrissey
and D. J. Buckley 499
Microbial status of chicken portions and
portioning equipment. J. S. Holder, J. E. L.
Corry and M. H. Hinton 505
NUTRITION
Effects of dietary sorghum of different tannin
concentrations and tallow supplementation
on the performance of broiler chicks.
J. Pour-Reza and M. A. Edriss 512
Effects of dietary protein, methionine and lysine
on urinary amino acid excretion in turkeys.
F. F. Jirjis, P. E. Waibel and G. E. Duke 518
Comparison of performance and intestinal
characteristics of broiler chickens fed on diets
containing whole, rolled or ground barley.
B. Svihus, O. Herstad, C. W. Newman and
R. K. Newman 524
Effect of inclusion of sugar beet pulp, pelleting
and season on laying hen performance.
M. Almirall, R. Cos, E. Esteve-Garcia and
J. Brufau 530
Interactions between dietary fat type and
xylanase supplementation when rye-based
diets are fed to broiler chickens:
1. Physico-chemical chyme features. 537
2. Performance, nutrient digestibility and the
fat-soluble vitamin status of livers.
S. Dänicke, O. Simon, H. Jeroch and
M. Bedford 546
Effects on chick performance and nutrient
digestibility of an endo-xylanase added to a
wheat- and rye-based diet in relation to fat
source. D. J. Langhout, J. B. Schutte,
C. Geerse, A. K. Kies, J. De Jong and
M. W. A. Verstegen 557
Responses in growth, food intake and food
conversion efficiency to different dietary protein
concentrations in meat-type lines of Japanese
quail. L. Hyánková, L. Dedková, H. Knízetová
and D. Klecker 564
Effect of choice feeding on the performance
of broilers. M. D. Olver and A. Jonker 571
Evaluation of homoarginine as a marker for
the determination of endogenous amino acid
concentrations in poultry excreta.
K. Angkanaporn, V. Ravindran, Y. Mollah
and W. L. Bryden 577
Diet selection by Japanese quail (Coturnix
coturnix japonica) in relation to ambient
temperature and metabolic rate.
M. G. McLeod and L. A. Dabutha 586
PHYSIOLOGY, BIOCHEMISTRY AND NEUROBIOLOGY
Localisation of MHC class IIlymphocytes and
immunoglobulins in the oviduct of laying and
moulting hens. Y. Yoshimura, T. Okamoto
and T. Tamura 590
Fluoride tolerance of laying hens.
C. B. Coetzee, N. H. Casey and J. A. Meyer 597
SURGERY
An improved colostomy technique in turkeys.
F. F. Jirjis, P. E. Waibel, G. E. Duke and
J. M. McNab 603
SHORT COMMUNICATIONS
Effect of dietary protein and environmental
temperature on growth performance and
water consumption of male broiler chickens.
F. Alleman and B. Leclercq 607
Responses of immature pullets to repeated
cycles of gradual increases and abrupt
decreases in photoperiod.
P. D. Lewis, G. C. Perry and T. R. Morris 611
CORRESPONDENCE 614
ANNOUNCEMENTS 615
TITLE-PAGE, VOLUME CONTENTS, SUBJECT AND
AUTHOR INDEXES, 1997 617
British Poultry Science
September 1997CONTENTSVolume 38, Number 4
BEHAVIOUR, WELFARE, HUSBANDRY AND
ENVIRONMENT
Shackling of broilers:effects on stress
responses and breast meat quality.
G. Kannan, J. L. Heath, C. J. Wabeck and
J. A. Mench 323
GENETICS
Feather pecking behaviour in White Leghorns,
a genetic study. J. B. Kjaer and P. Sřrensen 333
IMMUNOLOGY, MICROBIOLOGY AND PHARMACOLOGY
Effect of dietary fatty acids on humoral
immune response of turkeys. A. Friedman
and D. Sklan 342
MEAT AND EGG SCIENCE
Effect of beta-aminoproprionitrile on eggshell
formation. J. L. Arias, M. Cataldo,
M. S.
Fernandez and E. Kessi 349
Problem of pale soft exudative meat in
broiler chickens. S. Barbut 355
Effects of selection, over three and four
generations, on meat yield and fatness in
Muscovy ducks. E. Baeza, H. de Carville,
M. R. Salichon, G. Marche and B. Leclercq 359
Effect of clenbuterol on growth, carcase and
skeletal muscle characteristics in broiler
chickens. C. Rehfeldt, R. Schadereit,
R. Weikard and K. Reichel 366
Preincubation storage of turkey eggs: impact
on rate of early embryonic development.
M. R. Bakst and S. K. Gupta 374
Carcase and component yields of rheas.
J. Sales, J. L. Navarro, L. Bellis, A. Manero,
M. Lizurume and M. B. Martella 378
NUTRITION
Food restriction and development of
thermoregulation in Muscovy ducklings (Cairina
moschata). M. A. S. Harun, M .van Kampen,
R. J. Veeneklaas, G. H. Huisman and
G. H. Visser 381
Effect of soaking, germination, and enzyme
treatment of whole barley on nutritional value
and digestive tract parameters of broiler
chickens. B. Svihus, R. K. Newman and
C. W. Newman 390
Performance, breast meat yield and abdominal
fat deposition of male broiler chickens fed
diets supplemented with DL-methionine or
DL-methionine hydroxy analogue free acid.
E. Esteve-Garcia and LL. Llauradó 397
Effects of amino acid balance and energy:
protein ratio on energy and nitrogen
metabolism in male broiler chickens.
M. G. MacLeod 405
Effect of temperature of wet extrusion on the
nutritional value of full-fat soyabeans for broiler
chickens. N. S. Perilla, M. P. Cruz, F. de
Belalcázar and G. J. Diaz 412
Studies on effects of nutritional factors on bone
structure and osteoporosis in laying hens.
J. S. Rennie, R. H. Fleming, H. A. McCormack,
C. C. McCorquodale and C. C. Whitehead 417
PHYSIOLOGY, BIOCHEMISTRY AND NEUROBIOLOGY
Tissue concentrations and pharmacokinetics
of florfenicol in broiler chickens. N. A. Afifi
and K. Abo El-Sooud 425
Physiological inhibition of growth hormone
secretion by both insulin-like growth factors-I
and -II in chickens. G. S. G. Spencer,
J. Buyse, E. Decuypere and G. Rahimi 429
Effect of ketone bodies on crop emptying
in the chicken. M. Furuse, R. T. Mabayo,
Y. Miyachi and J. Okumura 432
SHORT COMMUNICATIONS
Effects of dietary cholestyramine on the
utilisation of diets containing medium or
long chain triacylglycerols by chicks.
M. Furuse, R. T. Mabayo and J. Okumura 436
Ligation of caeca improves nitrogen utilisation
and decreases urinary uric acid excretion in
chickens fed on a low protein diet plus urea.
Y. Karasawa, J-H. Son and K. Koh 439
Moderate excess of dietary vitamin E does not
exacerbate cholecalciferol deficiency in young
broiler chicks. I. Bartov 442
A study on the growth curve and maximum
profit from layer-type cockerel chickens.
Fan Yue gang and Ye Shu zhen 445
BOOK REVIEW
Principles of Poultry Science 447
British Poultry Science
July 1997CONTENTSVolume 38, Number 3
BEHAVIOUR, WELFARE, HUSBANDRY AND
ENVIRONMENT
Comparison of food intake, rate of consumption,
pecking activity and behaviour in layer and
broiler breeder males. P. M. Hocking,
B. O. Hughes and S. Keer-Keer 237
EMBRYOLOGY, MORPHOLOGY AND ANATOMY
Distribution of blastodermal cells transferred
to chick embryos for chimera production using
windowed eggs. T. Maeda, Y. Yamakawa,
K. Masuda and T. Terada 241
GENETICS
Inheritance of wing feather development rate
in guinea fowl (Numida meleagris). S. K. Pal
and H. Singh 245
Comparison of selection based on phenotype,
selection index and best linear unbiased
prediction using data from a closed broiler
line. A. J. Morris and G. E. Pollott 249
MEAT AND EGG SCIENCE
Effect of vitamin A on the oxidative stability
of broiler meat during storage: lack of
interactions with vitamin E. I. Bartov,
D. Sklan and A. Friedman 255
Comparative studies on the histochemical
properties of M. iliotibialis lateralis from
Kumamoto Cochin crossbred roaster and
broiler chickens. H. Iwamoto, Y. Fukumitsu,
M. Matsuzaki, Y. Takemoto, S. Morita and
H. Takahara 258
NUTRITION
Utilisation of squilla meal (a novel animal
protein source) by broilers. V. Ravinder
Reddy, V. Ravindra Reddy and
S. Qudratullah 263
Influence of caecectomy and dietary protein
concentration on apparent excreta amino acid
digestibility in adult cockerels. K. Angkanaporn,
V. Ravindran and W. L. Bryden 270
Utilisation of U-14
C-lysine by young turkeys.
C. L. Saunderson, P. E. Waibel and
C. C. McCorquodale 277
Effects of sex, age and food intake upon
metabolisable energy values in broiler
chickens. J. Zelenka 281
Ileal amino acid digestibility assay for the
growing meat chicken-effect of the imposition
of a fasting period and the nature of the test
diet. I. T. Kadim and P. J. Moughan 285
PHYSIOLOGY, BIOCHEMISTRY AND NEUROBIOLOGY
Compensatory growth of broiler chickens is
associated with an enhanced pulsatile growth
hormone (GH) secretion: preferential
amplification of GH secretory burst mass.
J. Buyse, E. Decuypere and J. D. Veldhuis 291
Effect of novelty and restraint on
catecholamines in plasma of laying hens.
G. Beuving and H. J. Blokhuis 297
Effects of early heat exposure on
thermoregulatory responses and blood
viscosity of broilers prior to marketing.
W. T. Zhou, M. Fujita, T. Ito and S. Yamamoto 301
Transport of L-valine by the chicken caecum.
J. M. Planas, E. González, R. Ferrer and
M. Moretó 307
SHORT COMMUNICATIONS
A comparative study between mature ostriches
(Struthio camelus) and adult cockerels with
regard to the true and apparent digestibilities
of amino acids. S. C. Cilliers, J. P. Hayes,
A. Chwalibog, J. J. Du Preez and J. Sales 311
Growth rate of different sexes of the European
quail (Coturnix coturnix). J. J. Du Preez and
J. Sales 314
BOOK REVIEW
Poultry Immunology 316
ANNOUNCEMENTS 317
British Poultry Science
May 1997CONTENTSVolume 38, Number 2
BEHAVIOUR, WELFARE, HUSBANDRY AND
ENVIRONMENT
Effects of plastic anti-pecking devices on food
intake and behaviour of laying hens fed on
pellets or mash. C. J. Savory and
J. D. Hetherington 125
Bone characteristics and body weight of broilers
in different husbandry systems. B. Tolon and
S. Yalcin 132
Equating the perceived intensity of coloured
lights to hens. D. S. Prayitno and
C. J. C. Phillips 136
Effect of size and timing of photoperiod
increase on age at first egg and subsequent
performance of two breeds of laying hen.
P. D. Lewis, G. C. Perry and T. R. Morris 142
Feeding and pecking behaviour in ostrich
(Struthio camelus) chicks in captivity.
C. G. M. Paxton, N. E. Bubier and
D. C. Deeming 151
GENETICS
Genetic studies on primary antibody response
to sheep erythrocytes in guinea fowl.
V. K. Saxena, H. Singh, S. K. Pal and
S. Kumar 156
Heterophil/lymphocyte ratio as a selection
criterion for heat resistance in domestic
fowls. W. K. Al-Murrani, A. Kassab,
H. Z. Al-Sam and A. M. K. Al-Athari 159
IMMUNOLOGY, MICROBIOLOGY AND PHARMACOLOGY
Pharmacokinetic evaluation of enrofloxacin in
chickens. M. I. Abd El-Aziz,
M. A. Aziz, F. A. Soliman and N. A. Afify 164
MEAT AND EGG SCIENCE
Carcase and meat quality in broilers either
killed with a gas mixture or stunned with an
electric current under commercial processing
conditions. A. B. M. Raj, L. J. Wilkins,
I. R. Richardson, S. P. Johnson and
S. B. Wotton 169
Microstructure of white and dark turkey meat
batters as affected by pH. S. Barbut 175
Influence of activity and dietary energy on
broiler performance, carcase yield and
sensory quality. S. Lei and G. van Beek 183
Effect of the method of killing, interval between
killing and neck cutting and blood vessels cut
on blood loss in broilers. A. B. M. Raj and
S. P. Johnson 190
Spread of an enteric 'marker' organism during
evisceration of New York dressed poultry in
a simulated kitchen environment. G. C. Mead
and M. J. Scott 195
NUTRITION
Effects of dietary crude protein content and
food intake on the production of semen in
two lines of broiler breeder males.
P. M. Hocking and R. Bernard 199
Effect of sweet, bitter and soaked micronised
bitter lupins on broiler performance.
M. D. Olver and A. Jonker 203
PHYSIOLOGY, BIOCHEMISTRY AND NEUROBIOLOGY
Photorefractory period of the Muscovy duck
(Cairina
moschata): endocrine and neuro-endocrine
responses to day length after a full
reproductive cycle.
J-M. Jacquet 209
Comparative study of ovomucoid isolated
from Muscovy duck (Cairina moschata),
domestic goose (Anser anser) and domestic
duck (Anas platyrhynchos). K. Nicol,
H. Watson and L. Stevens 217
SHORT COMMUNICATIONS
Effect of feeding clinoptilolite (zeolite) on the
performance of three strains of laying hens.
M. D. Olver 220
Chemical composition of the Pearl Grey
guinea fowl. J. Sales, J. J. du Preez and
S. A. van Niekerk 223
Erratum 225
British Poultry Science
March 1997CONTENTSVolume 38, Number 1
EDITORIAL 5
ANNOUNCEMENTS 6
THE GORDON MEMORIAL LECTURE
Chicken anaemia virus-a glimpse of the
future? M. S. McNulty 7
BEHAVIOUR, WELFARE, HUSBANDRY AND
ENVIRONMENT
Concentrations and emission rates of aerial
ammonia, nitrous oxide, methane, carbon
dioxide, dust and endotoxin in UK broiler and
layer houses. C. M. Wathes, M. R. Holden,
R. W. Sneath, R. P. White and V. R. Phillips 14
Effects of male body weight, strain and dietary
protein content on fertility and musculo-
skeletal disease in naturally mated broiler
breeder males. P. M. Hocking and R. Bernard 29
Behavioural development in groups of pen-housed
pullets in relation to genetic strain, age
and food form. C. J. Savory and J. S. Mann 38
Ability of laying hens to negotiate horizontal
perches at different heights, separated by
different angles. G. B. Scott, N. R. Lambe and
D. Hitchcock 48
EMBRYOLOGY, MORPHOLOGY AND ANATOMY
CD3 cells in the intestine of broilers
inoculated with intestinal homogenate.
Z. Sevcíková 55
IMMUNOLOGY AND MICROBIOLOGY
Antibacterial activity of formic and propionic
acids in the diet of hens on salmonellas in the
crop. Jane L. Thompson and M. Hinton 59
MEAT AND EGG SCIENCE
Segmented polynomial model for estimation of
egg production curves in laying hens.
F. B. Fialho and M. C. Ledur 66
Occurrence of pale soft exudative meat in
mature turkey hens. S. Barbut 74
Acceleration of post-mortem changes in
Tsaiya duck (Anas platyrhynchos) breast
muscle by lactic acid marination. Rong-Ghi R. Chou,
Tsai-Fuh Tseng and Ming-Tsao Chen 78
Tissue content of a
-tocopherol and oxidative
stability of broilers receiving dietary
a
-tocopheryl acetate supplement for various
periods pre-slaughter. P. A. Morrissey,
S. Brandon, D. J. Buckley, P. J. A. Sheehy and
M. Frigg 84
NUTRITION
Development of an ileal amino acid
digestibility assay for the growing chicken-
effects of time after feeding and site of
sampling. I. T. Kadim and P. J. Moughan 89
A comparative study between mature ostriches
(Struthio camelus) and adult cockerels with
respect to true and apparent metabolisable
energy values for maize, barley, oats and
triticale. S. C. Cilliers, J. P. Hayes,
A. Chwalibog, J. J. Du Preez and J. Sales 96
Effect of added soyabean oil and dietary
energy on metabolisable and net energy of
broiler diets. Z. Nitsan, A. Dvorin, Z. Zoref
and S. Mokady 101
PHYSIOLOGY, BIOCHEMISTRY AND NEUROBIOLOGY
Effects of environmental temperature and heat
production due to food intake on abdominal
temperature, shank skin temperature and
respiration rate of broilers. W. T. Zhou and
S. Yamamoto 107
SHORT COMMUNICATION
Effect of sweet lupins on duckling growth.
M. D. Olver 115
BOOK REVIEWS
Proceedings First International Symposium
on the Artificial Insemination of Poultry 118;
Reproduction in Poultry 118
British Poultry Science
Volume 37 Supplement 1996
1996 SPRING MEETING OF THE WPSA (UK BRANCH)
The abstracts in this supplement are of communications presented at the Spring
Meeting of the UK Branch of the World's Poultry Science Association, which was
held at Scarborough on the 21st and 22nd March 1996.
BEHAVIOUR, WELFARE, HUSBANDRY AND ENVIRONMENT S7
EMBRYOLOGY, MORPHOLOGY AND ANATOMY S29
IMMUNOLOGY AND MICROBIOLOGY S37
MEAT AND EGG SCIENCE S39
NUTRITION S41
PHYSIOLOGY, BIOCHEMISTRY AND NEUROBIOLOGY S85
British Poultry Science
Volume 37 Number 5 December 1996
BEHAVIOUR, WELFARE, HUSBANDRY AND ENVIRONMENT
Effect of constant and of changing photoperiods on age at first egg and related traits in pullets. P. D. Lewis, G. C. Perry and T. R. Morris 885
Behavioural adaptation of laying hens to dilution of diets under mash and pellet
form. M. Vilarińo, M. L. Picard, J. P. Melcion and J. M. Faure 895
EMBRYOLOGY, MORPHOLOGY AND ANATOMY
Effects of fasting and refeeding on structures of the intestinal villi and epithelial cells
in White Leghorn hens. K. Yamauchi, H. Kamisoyama and Y. Isshiki 909
Effect of tibial dyschondroplasia on carcase part weights and bone characteristics.
S. Yalçin, Y. Akbas, P. Settar and T. Gönül 923
Maturation and ovulation of Japanese quail oocytes under in vitro conditions
B. Olszanska, A. Malewska and U. Stepinska 929
ArtiŢcial increase of eggshell conductance improves hatchability of early laid goose
eggs. M. Meir and A. Ar 937
GENETICS
Repeatability and phenotypic correlations for body weight and reproduction in
commercial ostrich breeding pairs. S. J. van Schalkwyk, S. W. P. Cloete and J. A. De Kock 953
Effect of dietary protein content on live and carcase performance of heterozygous
naked neck and normally feathered broilers.
S. Yalçin, S. Özkan, Z. Açikgöz and K. Özkan 963
NUTRITION
Studies on the toxic effects of crambe meal and two of its constituents, 1-cyano-2-
hydroxy-3-butene (CHB) and epi-progoitrin, in broiler chick diets. P. Kloss, E.
Jeffery, M. Tumbleson, Y. Zhang, C. Parsons and M. Wallig 971
PHYSIOLOGY, BIOCHEMISTRY AND NEUROBIOLOGY
Routes of yolk utilisation in the newly-hatched chick. Y. Noy, Z. Uni and D. Sklan 987
Effects of anticoagulants and storage (4C) on packed cell volume (PCV) of Nigerian
domestic fowl (Gallus domesticus) and guinea fowl (Numida meleagris). O. J. Uko and
A. M. Ataja 997
Different characteristics in chick embryos of two broiler lines differing in
susceptibility to ascites. E. Dewil, N. Buys, G. A. A. Albers and E. Decuypere 1003
ANNOUNCEMENTS 1015
Title-page, Volume Contents, Subject and Author Indexes, 1996 1017
British Poultry Science
Volume 37 Number 4 September 1996
BEHAVIOUR, WELFARE, HUSBANDRY AND ENVIRONMENT
Space and density effects on group size preferences in laying
hens. A. C. Lindberg and C. J. Nicol 709
Effects of dietary boron supplementation on laying hens. J.
H. Wilson and
P. L. Ruszler 723
Effects of dietary flax oil and hypobaric hypoxia on right ventricular
hypertrophy and ascites in broiler chickens. J. M. Bond, R.
J. Julian and E. J. Squires 731
GENETICS
Response to long-term selection for egg production in laying hens.
D. G. Poggenpoel, G. F. Ferreira, J. P. Hayes and J. J. du
Preez 743
Selection for egg shell strength in laying hens using shell membrane
characteristics. K. Johansson, J. Örberg, A.-B. Carlgren
and M. Wilhelmson 757
IMMUNOLOGY AND MICROBIOLOGY
Immunisation of chickens to reduce intestinal colonisation with
Campylobacter jejuni. P. R. Widders, R. Perry, W. I. Muir,
A. J. Husband and K. A. Long 765
Immunoresponsiveness of fast-growing chickens as influenced by
feeding regimen. N. K. Praharaj, W. B. Gross, E. A. Dunnington,
I. Nir and P. B. Siegel 779
MEAT AND EGG SCIENCE
Oxidative stability and -tocopherol retention in turkey burgers
during refrigerated and frozen storage as influenced by dietary
-tocopheryl acetate. J. Wen,
P. A. Morrissey, D. J. Buckley
nad P. J. A. Sheehy 787
NUTRITION
Effects of food intake, soaking time, enzyme and cornflour addition
on the digestibility of the diet and performance of broilers given
wet food. A. Y. Yalda and J. M. Forbes 797
Performance of broiler chicks fed on alkali-treated neem (Azadirachta
indica) kernel cake as a protein supplement. D. Nagalakshmi,
V. R. B. Sastry, D. K. Agrawal,
R. C. Katiyar and S. V. S. Verma
809
PHYSIOLOGY, BIOCHEMISTRY AND NEUROBIOLOGY
Changes in blood and spleen lymphocyte populations following antigen
challenge in immature male chickens. J. M. Trout, M. M. Mashaly
and H. S. Siegel 819
Effects of heat production attributable to forced walking of thermoregulatory
physiological responses of chickens in a warm environment. W.
Zhou, J. Wang and S. Yamamoto 829
Role of body weight and food intake after photostimulation on
ovarian function at first egg in broiler breeder females. P.
M. Hocking 841
Soluble matrix of hen's eggshell extracts changes in vitro
the rate of calcium carbonate precipitation and crystal morphology.
J. Gautron, M. Bain, S. Solomon and Y. Nys 853
SHORT COMMUNICATION
Chocolate: a sex-linked recessive plumage colour mutant of the
domestic fowl.
W. C. Carefoot 867
CORRESPONDENCE
Comments on the 1995 Gordon Memorial Lecture: letter from B.
O. Hughes and
C. J. Savory; reply to Hughes and Savory from T.
R. Morris 869
BOOK REVIEW
Tropical Legumes in Animal Nutrition 873
British Poultry Science
Volume 37 Number 3 July 1996
BEHAVIOUR, WELFARE, HUSBANDRY AND ENVIRONMENT
Automatic weighing of individual laying hens in aviary housing
systems.
C. Lokhorst 485
Effects of ambient temperature, age and wind speed on the thermal
balance of layer-strain fowls. B. Tzschentke, M. Nichelmann
and T. Postel 501
Behaviour, health and integument of four hybrids of laying hens
in modified and conventional cages. P. Abrahamsson, R. Tauson
and M. C. Appleby 521
Use of four types of litter for rearing broilers. M. Anisuzzaman
and S. D. Chowdhury 541
Time budget and colour preferences (with specific reference to
feeding) of ostrich (Struthio camelus) chicks in captivity.
N. E. Bubier, M. S. Lambert, D. C. Deeming, L. L. Ayres and R.
M. Sibly 547
Influence of temperature during growth on responses of hens to
high or low temperatures during lay. C. C. Kyarisiima and
D. Balnave 553
EMBRYOLOGY, MORPHOLOGY AND ANATOMY
Scanning electron microscopy of the respiratory epithelium of
chicks fumigated with formaldehyde vapour. O. Fauziah, M.
D. Purton and S. E. Solomon 563
GENETICS
Crossbreeding effects on reproductive traits in two strains of
duck (Anas platyrhynchos): Brown Tsaiya and Pekin. A.
Velez, J. M. Brun and R. Rouvier 571
MEAT AND EGG SCIENCE
Body weights carcase characteristics, organ weights, abdominal
fat, and lipid content of liver and carcase in two lines of Japanese
quail (Coturnix coturnix japonica) unselected and selected
for four week body weight. I. Oguz, O. Altan,
F. Kirkpinar
and P. Settar 579
MICROBIOLOGY
Persistence of Salmonella enteritidis in poultry units
and poultry food. R. H. Davies and C. Wray 589
NUTRITION
Short-term effects of food protein content on subsequent diet
selection by chickens and the consequences of alternate feeding
of high- and low-protein foods.
J. M. Forbes and F. Shariatmadari
597
Increased small intestinal fermentation is partly responsible
for the anti-nutritive activity of non-starch polysaccharides
in chickens. M. Choct, R. J. Hughes, J. Wang, M. R. Bedford,
A. J. Morgan nad G. Annison 609
Effects of dietary protein content, addition of nonessential amino
acids and dietary methionine to cysteine balance on responses
to dietary sulphur-containing amino acids in broilers. G.
Huyghebaert and M. Pack 623
Relative responses of protein turnover in three different skeletal
muscles to dietary lysine deficiency in chicks. S. Tesseraud,
N. Maaa, R. Peresson and
A. M. Chagneau 641
PHYSIOLOGY, BIOCHEMISTRY AND NEUROBIOLOGY
Purification and characterisation of chicken liver monomeric glutathione
peroxidase. S. Miyazaki and Y. Motoi 651
Intramagnal insemination of hens can eliminate negative influence
of lipofectin on fertilising ability of spermatozoa. P. Trefil,
P. Thoraval, J. Mika, F. Coudert and
G. Dambrine 661
Dexamethasone-induced alterations in glucose tolerance and insulin,
glucagon and adrenaline responses during the first month in White
Leghorn chicks. J. Joseph,
D. S. Dandekar and A. V. Ramachandran
665
Acclimation effects on fed and fasted broiler thermobalance during
thermoneutral and high ambient temperature exposure. C. J.
Wiernusz and R. G. Teeter 677
SHORT COMMUNICATION
Mircrobial spoilage of ostrich (Struthio camelus) eggs.
D. C. Deeming 689
BOOK REVIEWS
Poultry Products Technology 695; Poultry Production 696
ANNOUNCEMENTS 701
British Poultry Science
Volume 37 Number 2 May 1996
BEHAVIOUR, WELFARE, HUSBANDRY AND ENVIRONMENT
Individual variation in prelaying behaviour and the incidence
of floor eggs.
J. J. Cooper and M. C. Appleby 245
Production and economic results of commercial flocks with white
layers in aviary systems and battery cages. P. L. M. van Horne
255
Relationships between the degree of food restriction and welfare
indices in broiler breeder females. P. M. Hocking, M. H. Maxwell
and M. A. Mitchell 263
Effects of changes in photoperiod and feeding opportunity on the
performance of two breeds of laying hen. P. D. Lewis, G. C.
Perry and T. R. Morris 279
Lighting and mortality rates in domestic fowl. P. D. Lewis,
T. R. Morris and
G. C. Perry 295
EMBRYOLOGY, MORPHOLOGY AND ANATOMY
Effect of egg turning and fertility upon the sodium concentration
of albumen of the Japanese quail. G. V. Latter and G. K. Baggott
301
Plasma viscosity values and the relationship with age and sex
in normal commercial broiler and layer strains of chickens. G.
W. Robertson and M. H. Maxwell 309
GENETICS
Predicted response in food conversion ratio for growth by selection
on the ratio or on linear component traits, in a (sequential)
selection programme. A. N. M. Koerhuis and W. G. Hill
317
Line differences in resistance to Salmonella enteritidis
PT4 infection. J. Protais,
P. Colin, C. Beaumont, J. F. Guillot,
F. Lantier, P. Pardon and G. Bennejean 329
MICROBIOLOGY
The influence of Lactobacillus acidophilus and Bacitracin
on layer performance of chickens and cholesterol content of plasma
and egg yolk. S. M. Abdulrahim,
M. S. Y. Haddadin, E. A. R.
Hashlamoun and R. K. Robinson 341
NUTRITION
A comparison of the energy availability for chickens of ground
and whole grain samples of two wheat varieties. M. Salah Uddin,
S. P. Rose, T. A. Hiscock and
S. Bonnet 347
Comparative development of digestive organs, intestinal disaccharidases
and some blood metabolites in broiler and layer type chicks after
hatching. M. Mahagna and
I. Nir 359
Optimal diets for egg production. R. N. Curnow and R. V. Torenbeek
373
Ontogenetic development of proline intestinal transport in the
domestic fowl.
E. Gonzalez and M. P. Vinardell 383
Effect of probiotic supplementation on growth, nitrogen utilisation
and serum cholesterol in broilers. B. Mohan, R. Kadirvel,
A. Natarajan and M. Bhaskaran 395
Effects on dietary phosphorus of treating cottonseed meal with
crystalline ferrous sulphate for the prevention of brown yolk
discolouration. S. Panigrahi and
V. E. Plumb 403
Effectiveness of dietary 25- and 1-hydroxycholecalciferol in combating
tibial dyschondroplasia in broiler chickens. J. S. Rennie
and C. C. Whitehead 413
PHYSIOLOGY, BIOCHEMISTRY AND NEUROBIOLOGY
Effects of ambient temperature on broiler mineral balance partitioned
into urinary and faecal loss. T. Belay and R. G. Teeter 423
Depletion of dietary sulphamonomethoxine and sulphadimethoxine
from various tissues of laying hens. N. Furusawa, T. Mukai
and H. Ohori 435
Effect of acute heat stress on heat shock protein 70 messenger
RNA and on heat shock protein expression in the liver of broilers.
J. E. Gabriel, J. A. Ferro,
R. M. P. Stefani, M. I. T. Ferro,
S. L. Gomes and M. Macari 443
Effect of age of donor on the responsiveness of dispersed and
cultured chicken anterior pituitary cells to GnRH-I. R. C.
M. Liu, P. J. Sharp and R. W. Lea 451
SHORT COMMUNICATION
Threat-induced behavioural inhibition in Japanese quail genetically
selected for contrasting adrenocortical response to mechanical
restraint. R. B. Jones and
D. G. Satterlee 465
BOOK REVIEWS
Voluntary Food Intake and Diet Selection in Farm Animals 471
Poultry Production in Hot Climates 472; Egg Science and
Technology 473
ANNOUNCEMENTS 475
British Poultry Science
Volume 37 Number 1 March 1996
GORDON MEMORIAL LECTURE
Poultry Science: the next 20 years? T. R. Morris 5
BEHAVIOUR, WELFARE, HUSBANDRY AND ENVIRONMENT
Effect of 5 hour increases in photoperiod and in feeding opportunity
on age at first egg. P. D. Lewis, G. C. Perry and T. R. Morris
15
Influence of different handling methods and crating periods on
plasma corticosterone concentrations in broilers. G. Kannan
and J. A. Mench 21
Vitamin C supplementation and fear-reduction in Japanese quail:
short-term cumulative effects. R. B. Jones, D. G. Satterlee,
J. Moreau and
D. Waddington 33
Effects of diurnally cycling constant temperatures on chicken
growth and food intake. S. Yahaw, A. Straschnow, I. Plavnik
and S. Hurwitz 43
Vertical temperature profiles at bird level in broiler houses.
F. M. G. Boshouwers, F. G. Davelaar, W. J. M. Landman, E.
Nicaise and J. van der Bos 55
EMBRYOLOGY, MORPHOLOGY AND ANATOMY
Development of the small intestine in heavy and light strain chicks
before and after hatching. Z. Uni, Y. Noy and D. Sklan 63
Mortality in near-term ostrich embryos during artificial incubation.
C. R. Brown, D. Peinke and A. Loveridge 73
NUTRITION
Interactions between dietary selenium, copper and sodium nitroprusside,
a source of cyanide, in growing chicks and laying hens. R.
H. Davis, J. Fear and A. C. Winton 87
Replacement of maize with sweet potato (Ipomea batatas
L.) tuber meal in broiler diets. V. Ravindran and R. Sivakanesan
95
Studies on acid oils and fatty acids for chickens. I. Influence
of age, rate of inclusion and degree of saturation on fat digestibility
and metabolisable energy of acid oils.
B. Vilŕ and
E. Esteve-Garcia 105
Studies on acid oils and fatty acids for chickens. II. Effect
of free fatty acid content and degree of saturation of free fatty
acids and neutral fat on fatty acid digestibility. B. Vilŕ
and E. Esteve-Garcia 119
Studies on acid oils and fatty acids for chickens. III. Effect
of chemical composition on metabolisable energy of by-products
of vegetable oil refining. B. Vilŕ and
E. Esteve-Garcia
131
Maximum nutritional response to poor-quality protein and amino
acid utilisation.
K. N. Boorman and G. M. Ellis 145
Effects of enzyme supplementation on the nutritive value of dehulled
lupins.
G. Annison, R. J. Hughes and M. Choct 157
Effects of oven-drying tubers of two high-protein sweet potato
varieties at different temperatures on their feeding value in
broilers. S. Panigrahi, E. B. Oguntona and
B. R. Roberts
173
PHYSIOLOGY, BIOCHEMISTRY AND NEUROBIOLOGY
Protective effect of ubiquinone, (coenzyme Q9) on ascites
in broiler chickens.
K. Nakamura, K. Noguchi, T. Aoyama, T.
Nakajima and N. Tanimura 189
Incorporation of selenium into egg proteins from dietary selenite.
R. H. Davis and J. Fear 197
Egg-shell deposition and blood plasma inorganic phosphorus concentration
in individual laying hens. S. P. Gunaratne and K. N. Boorman
213
SHORT COMMUNICATION
Effects of partially hydrolysed guar gum on feeding behaviour
and crop emptying rate in chicks. M. Fururse and R. T. Mabayo
223
BOOK REVIEWS
Amino Acids in Farm Animal Nutrition 229; Avian Hematology
and Cytology 230
ANNOUNCEMENTS 233
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