| 摘要 |
FIELD: animal breeding.SUBSTANCE: invention relates to breeding, in particular, to a method for increasing reproductive ability of cows. Method involves introduction of sapropel Orenburg Lake of Yetkulsky region of the Chelyabinsk oblast and used in the form of granules with diameter 0.4-0.6 cm in the shell of expanded vermiculite 0.3-0.5 mm thick. Granules are fed to non-milking cows in the dose 0.90-1.00 g per kg of live weight per head per day in a mixture with concentrated fodder for 14-16 days, then pause is made for 14-16 days; after that, giving additive is repeated in the above dose during 14-16 days.EFFECT: invention usage allows to easily flow delivery, reduce duration of service and inter-calve periods, improve reproductive capacity factor.1 cl, 4 tbl, 1 ex |
