杨学军,严荷荣,徐赛章,刘仲.植保机械的研究现状及发展趋势[J].农业机械学报,2002,33(6):129-131,137. Yang Xuejun Yan Herong Xu Saizhang Liu Zhong. Current Situation and Development Trend of Equipment for Crop Protection[J]. Transactions of the Chinese Society for Agricultural Machinery,2002,33(6):129-131,137.
复制