在油菜高产栽培上,国内曾对影响油菜产量的各种因素进行过许多研究,并形成了“冬发”栽培理论,使油菜单产大幅度提高。对油菜产量构成的因素,虽然也已作过一些研究,但如何分析各产量构成因素之间的关系和矛盾,根据矛盾的轻重缓急来决定技术手段和措施投入量,并按照“协同性”原 In rapeseed cultivation, the domestic had on the various factors that affect rapeseed yield many studies, and formed a “winter hair” cultivation theory, rapeseed yield increased substantially. Although some researches have been done on the factors that constitute rapeseed production, how to analyze the relations and contradictions among the factors of production, determine the technical means and the amount of inputs according to the priority of contradiction, and according to the principle of “synergy”