论文部分内容阅读
在伟大领袖毛主席“以粮为纲,全面发展”方针的指引下,我省苹果发展很快。特别是文化大革命以来,截止1975年,苹果栽培面积比1965年增长了近六倍。广大贫下中农,为了防止和减少苹果越冬抽干问题的发生,除选用越冬性强的品种和加强综合
Under the guidance of Chairman Mao’s principle of “taking grain as the key link and all-round development”, the apple industry in our province has developed rapidly. Especially since the Cultural Revolution, by 1975, apple cultivation area increased by nearly six times than in 1965. The vast majority of poor peasants and middle peasants, in order to prevent and reduce the incidence of apple overwintering pumping problems, in addition to the selection of strong winter varieties and strengthen the comprehensive