First, we must choose the ewes who have a lot of cubs or have lots of babies;
Second, select high-quality rams, rams in the breeding season should be properly supplemented with concentrate feed, do not let the ram breeding with diseased species. The quality and vigor of the semen of the sheep directly affect the number of litters and conditional use of artificial insemination techniques;
Third, in the estrus when the female hormone injection, promote multiple ovulation;
Fourth, we must combine the actual situation in the local area and do a good job of prevention and treatment of eczema in order to benefit the ewes.
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