求翻译：提供所需的营养以使精液的品质最佳，数量最多；为了交配方便，延长使用年限，公猪不应太大，这就要求限制饲养。公猪日喂2 次，每头每天喂2.5—3.0 公斤。配种期每天补喂一枚鸡蛋。每餐不要喂得过饱，以免猪饱食贪睡，不愿运动造成过肥。喂鸡蛋于喂料前进行。是什么意思？

Provide the necessary nutrients to make the best semen quality, the largest number; for easy mating to extend the useful life, boars should not be too large, which requires restricted feeding. Boars fed two times a day, 2.5-3.0 kg of feed per head per day. Buwei an egg every day breeding period. Do

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Provides the nutrition which needs to cause the seminal fluid the quality to be best, quantity are most; Is convenient for the copulation, the extension service life, the boar should not too be big, this request limit raising.The boar date feeds 2 times, each feeds 2.5-3.0 kilograms every day.The br

Provide the necessary nutrition so that semen quality, largest number; for mating convenience, extended service life, male pigs should not be too large, this requires the restricted feeding. Public pig feed 2, feeding the 2.5-3 kg per head per day. Service period supplement feed an egg a day. Meals

Provide the necessary nutrition so that semen quality, largest number; for mating convenience, extended service life, male pigs should not be too large, this requires the restricted feeding. Public pig feed 2, feeding the 2.5-3 kg per head per day. Service period supplement feed an egg a day. Meals