排卵率是限制母猪窝重的主要因子，在配种前提高采食量能显著性地增加排卵效率。
Ovulation rate is the principle factor limiting litter size in gilts and increasing the level of feed intake prior to mating will significantly increase ovulation rate.
通过固定效应值估计发现，对死胎和木乃伊的影响从小到大依次为品种、胎次、配种月份和产仔月份。
The results show that estimates the value of the fixed effects of stillbirth and mummies were from larger than large is species, parity, birth month and month of breeding.
采用饲养试验、消化代谢试验和配种试验相结合的方法，测定了成年种公羊能量和蛋白质代谢的基础数据。
The basic data on the metabolism and utilization of energy and protein of the breeding RAMS were obtained by feeding experiments, digestion and metabolism trials and breeding tests.
时刻记录相关数据：母犬配种的日期、怀孕30天超声波检查结果或是测试结果、分娩的日期、产下幼犬的数量。
Always keep a record of the date, the day of the cycle the bitch was bred, the results of the 30-day pregnancy ultrasound or test results, the date of whelping, and the number of pups.
沥青性质、级配种类、集料性质均对混合料的路用性能有较大影响，改性沥青对混合料路用性能的提高较为显著。
Mixture pavement performance is also affected by asphalt, gradation and aggregate. Modified asphalt can greatly improve mixture's pavement performance.
本研究对引进的英系大白猪在山东省日照市原种猪场的性能表现进行了观察与测定，并对该场母猪配种体况对繁殖性能的影响进行了研究。
Here we report the performance of British Large White on Rizhao Pig Breeding Farm in Shandong Province, which improved the British Large White in Sep. 1999.
试验结果表明：内蒙古西部良种奶牛繁育中心引进的12头荷斯坦种公牛符合种用公牛的繁殖性能的要求，表明可以进行正常的配种和种用。
The results showed that: the 12 Holstein Bulls that were introduced by Western Inner Mongolia improved cow breeding center can fit for the requirement of reproductive, and can be used for breeding.
简单的血液测试就能够辨别出哪头出生的牛犊含有这种高蛋白基因，使奶农们能够容易地挑选出这些“明星”——不论是在产奶还是配种方面。
A simple blood test can then determine which of the new-born offspring have the high-protein version of the gene, enabling farmers to pick out the 'stars' - for both milk production and siring.
简单的血液测试就能够辨别出哪头出生的牛犊含有这种高蛋白基因，使奶农们能够容易地挑选出这些“明星”——不论是在产奶还是配种方面。
A simple blood test can then determine which of the new-born offspring have the high-protein version of the gene, enabling farmers to pick out the 'stars' - for both milk production and siring.
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