根据一九七九年中国牦牛科研协作组成立大会精神,为争取我国牦牛科研、生产工作进入世界领先地位,在一九七八年和一九七九年的初步试验并取得一定成效的基础上,一九八○年申报省科委同意,列为甘南首次直签合同课题,试验期第一阶段为三年,一九八二年到期,现将试验结果予以报 According to the spirit of the founding conference of the China Yak Scientific Research Cooperation Group in 1979, in order to win the leading position in the research and production of yak in our country, preliminary experiments in 1978 and 1979 have yielded some achievements , Declared in 1980 provincial science and Technology Commission agreed, as Gannan first straight-signed contract subject, the first phase of the trial period of three years expired in 1982, the test results are now to be reported