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福建农林大学作物科学学院农业生态学课件 Domestic livestock systems
福建农林大学作物科学学院 农业生态学 课件 Domestic livestock systems
2015/9/23
福建农林大学作物科学学院农业生态学课件 Domestic livestock systems。
GENETIC CONSERVATION OF LIVESTOCK AND FACTOR ANALYSIS
cryogenic storage livestock biotecnology biodiversity sperm oocites
2010/3/23
It is necessary to keep diversity in livestock as well as in wild life. Decreased variety in wild life leads to extinction of species whereas in the aspect of livestock it may lead to hunger. This can...