列宁说:农业生产“集约程度的提高是通过耕作制度的改变表现出来的”。农业生产的发展,必然引起耕作制度的改变,历来就是这样。所以抓农业不能不研究耕作制度,尤其处在农业的大发展中,更得如此。农业生产不管是农、林、牧、副、还是渔,说到底都是以不同的方式和形态在做“能量”的转化工作。能量是我们赖以生存的根本条件。“如果没有太阳放射到我们这 Lenin said: “Increasing the degree of intensification of agricultural production is manifested through changes in the farming system.” The development of agricultural production must inevitably lead to changes in the farming system, which has always been the case. Therefore, we must pay attention to the agricultural research farming system, especially in the great development of agriculture, even more so. Regardless of whether agriculture is farming, forestry, animal husbandry, animal husbandry, vice or fishing, after all, it is doing energy transformation in different ways and forms. Energy is the fundamental condition for our survival. "If there is no solar radiation to us