TY  - BOOK
AU  - Abdel-Hafez,Mohamed Ahmed Mohamed
TI  - Studies on reproductive performance in sheep
PY  - 2002///
KW  - Ruminants
KW  - Feeding and feeds
KW  - Sheep
KW  - Pregnancy
KW  - Physiology
KW  - Progestational hormones
KW  - Reproduction
N1  - Thesis (Ph.D.)--Zagazig University,2002; Includes bibliographical references (leaves 209-271 )
UR  - http://nile.enal.sci.eg/thesis/378.pdf
ER  -