J-GLOBAL ID:200904040977921610  Research Project code:0250005608 Update date:Mar. 04, 2002

Change with growth in internal structure of cnemis of laying quail and chicken

Study period:2000 - 2000
Research overview:
Egg laying in Japanese quails and hens begins with disappearance of growing plates at both bone ends of cnemis and expression of marrowbone in medullary cavity. Bone density (density of hydroxyapatite) of cnemis after sexual maturation shows sexual difference in which the value in hen further rises up after beginning of laying egg.
Research program: Ordinary Research
Ministry with control over the research :
Ministry of Agriculture, Forestry and Fisheries

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