tayyorish

Mahsulot tavsifi

This course covers the selection of cattle for milk production, including breeding principles and techniques, inbreeding, heterosis, and selecting cows for machine milking

#қорамоллар#зоотехника#сут йуналиши

Muallif

Maxmudjon Fattayev
Maxmudjon FattayevTasdiqlangan muallif
Hujjatlari
12 659
Sotilgan
179

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