跨入新世纪,魏延昌迎来的是一段双喜临门的日子:一是他引进、冻配的世界名种波尔山羊顺利产下第一只杂交一代羔羊,二是他获得中华农业科教奖农技推广奖,因而成为徽县上下关注的焦点人物。魏延昌1968年从甘肃农业大学毕业就扎根徽县,开展畜牧兽医科技推广工作。他人生轨迹中的每一段历程都伴随着徽县畜牧业的较快发展。1980年,魏延昌开始实施黄牛冻配改良的实验推广工作,为准确把握授配时间,提高受胎率,他不分昼夜守在试验场,摸索母牛发情规律,在臭味熏天的环境中一干就是三年,终于使牛的受胎率从 Entering the new century, Wei Yanchang ushered in a period of double happiness: First, he introduced, frozen with the world’s leading species of goats successfully delivered the first hybrid generation of lambs, and second, he was awarded the China Agricultural Science and Education Award Technology Promotion Award, which became the focus of Huixian focus on people. Wei Yanchang graduated from Gansu Agricultural University in 1968 to take root in Huixian, to carry out animal husbandry and veterinary science and technology promotion. Every journey in his life is accompanied by the rapid development of animal husbandry in Huixian County. In 1980, Wei Yanchang began to implement the experimental popularization work on the improvement of the distribution of the frozen cow, in order to accurately grasp the timing of the grant and improve the conception rate, he kept observing the estrus law day and night, One is three years, and finally the cow’s conception rate from