Effect different lighting programs par kalaba zeyad (11 résultats)

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Etat : New. In English.

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Taschenbuch. Etat : Neu. Effect of Different Lighting Programs on Growing Poultry | Impact of Darkness Program on Performance Characteristics and Some Physiological Parameters of Ross 308 Boiler Chicks | Zeyad M. Kalaba (u. a.) | Taschenbuch | Einband - flex.(Paperback) | Englisch | 2025 | LAP LAMBERT Academic Publishing | EAN 9786208415815 | Verantwortliche Person für die EU: preigu GmbH & Co. KG, Lengericher Landstr. 19, 49078 Osnabrück, mail[at]preigu[dot]de | Anbieter: preigu.…

PAP. Etat : New. New Book. Shipped from UK. THIS BOOK IS PRINTED ON DEMAND. Established seller since 2000.

PAP. Etat : New. New Book. Delivered from our UK warehouse in 4 to 14 business days. THIS BOOK IS PRINTED ON DEMAND. Established seller since 2000.

Taschenbuch. Etat : Neu. This item is printed on demand - it takes 3-4 days longer - Neuware 52 pp. Englisch.

Etat : New. Print on Demand.

Etat : New. PRINT ON DEMAND.

Taschenbuch. Etat : Neu. nach der Bestellung gedruckt Neuware - Printed after ordering - The experimental designed to measure the effect of darkening programs on growth rates and some blood parameters in broiler chicks. Six hundred Ross308 chicks Wing-banded at 1-day old were divided into four trail groups, each with 3 replications. The chicks were raised on ground litter containing sawdust. Chick's were subjected to four darkness program: Treatment 1, serviced as a control (24 light + zero dark), Treatment 2 (18 L + 6 D continues when chicks arrived 150 g), Treatment 3 (1 hour of darkness at 2ndday, 2 hours of darkness at the start of the 2nd week, 3 hours of darkness at the start of the 3th week, 4 hours of darkness at the start of the 4 th week and 5 hours of darkness at the start of the 5th week) and Treatment 4 (1 hour of darkness from the 4th day until the 7th day, 4 hours of darkness from the 8th day until the 14th day, and 6 hours of darkness from the15th day until the 30th day). The results indicated that, the positive effect of the darkness schedule program which used in the experimental trail is treatment four.…

Taschenbuch. Etat : Neu. This item is printed on demand - Print on Demand Titel. Neuware -The experimental designed to measure the effect of darkening programs on growth rates and some blood parameters in broiler chicks. Six hundred Ross308 chicks Wing-banded at 1-day old were divided into four trail groups, each with 3 replications. The chicks were raised on ground litter containing sawdust. Chick's were subjected to four darkness program: Treatment 1, serviced as a control (24 light + zero dark), Treatment 2 (18 L + 6 D continues when chicks arrived 150 g), Treatment 3 (1 hour of darkness at 2ndday, 2 hours of darkness at the start of the 2nd week, 3 hours of darkness at the start of the 3th week, 4 hours of darkness at the start of the 4 th week and 5 hours of darkness at the start of the 5th week) and Treatment 4 (1 hour of darkness from the 4th day until the 7th day, 4 hours of darkness from the 8th day until the 14th day, and 6 hours of darkness from the15th day until the 30th day). The results indicated that, the positive effect of the darkness schedule program which used in the experimental trail is treatment four.VDM Verlag, Dudweiler Landstraße 99, 66123 Saarbrücken 52 pp. Englisch.…