Relationship of dietary calcium level during the prelay phase of an induced molt to postmolt performance. 1984

J Brake, and J D Garlich, and T A Carter

Leghorn laying hens were induced to molt by a combination of photoperiod reduction and fasting for 14 days, during which time the hens lost 31.5% of their initial body weight. The hens were then assigned to one of four diets containing 1.0, 1.75, 2.5, or 3.5% calcium until egg production resumed. The 3.5% calcium diet was fed to all treatments from the resumption of 5% egg production. Postmolt egg production and feed conversion were not affected significantly. Egg weight, shell weight, and egg specific gravity were not affected consistently. It was concluded that high dietary calcium levels immediately postfast have no adverse effect on postmolt performance.

UI MeSH Term Description Entries
D010058 Oviposition The process of laying or shedding fully developed eggs (OVA) from the female body. The term is usually used for certain INSECTS or FISHES with an organ called ovipositor where eggs are stored or deposited before expulsion from the body. Larviposition,Larvipositions,Ovipositions
D002136 Calcium, Dietary Calcium compounds in DIETARY SUPPLEMENTS or in food that supply the body with calcium. Dietary Calcium
D002645 Chickens Common name for the species Gallus gallus, the domestic fowl, in the family Phasianidae, order GALLIFORMES. It is descended from the red jungle fowl of SOUTHEAST ASIA. Gallus gallus,Gallus domesticus,Gallus gallus domesticus,Chicken
D005247 Feeding Behavior Behavioral responses or sequences associated with eating including modes of feeding, rhythmic patterns of eating, and time intervals. Dietary Habits,Eating Behavior,Faith-based Dietary Restrictions,Feeding Patterns,Feeding-Related Behavior,Food Habits,Diet Habits,Eating Habits,Behavior, Eating,Behavior, Feeding,Behavior, Feeding-Related,Behaviors, Eating,Behaviors, Feeding,Behaviors, Feeding-Related,Diet Habit,Dietary Habit,Dietary Restriction, Faith-based,Dietary Restrictions, Faith-based,Eating Behaviors,Eating Habit,Faith based Dietary Restrictions,Faith-based Dietary Restriction,Feeding Behaviors,Feeding Pattern,Feeding Related Behavior,Feeding-Related Behaviors,Food Habit,Habit, Diet,Habit, Dietary,Habit, Eating,Habit, Food,Habits, Diet,Pattern, Feeding,Patterns, Feeding,Restrictions, Faith-based Dietary
D005260 Female Females
D000818 Animals Unicellular or multicellular, heterotrophic organisms, that have sensation and the power of voluntary movement. Under the older five kingdom paradigm, Animalia was one of the kingdoms. Under the modern three domain model, Animalia represents one of the many groups in the domain EUKARYOTA. Animal,Metazoa,Animalia

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