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在这次考察中,垦区的建设规模、艰苦创业精神及生产成就,使我深受教育。但由于林彪、“四人帮”的干扰和极左思潮的影响,在农业资源的综合利用上,也存在一些问题,需要研究解决。爱就管见所及,提出些粗浅看法供商榷。 一、种地要养地。耕种合理,土壤愈种愈肥。但近年来一些团场土壤肥力有下降趋势。地力衰退的原因是复杂的,豆科作物种的少,蒿杆还田少,应该是重要原因。众所周知,栽培豆科作物,能提高土壤肥力,据统计,
During this visit, the scale of construction, painstaking entrepreneurship and production achievements of the reclamation area made me deeply educated. However, due to the interference of Lin Biao and the “gang of four” and the influence of ultra-leftist ideology, there are still some problems in the comprehensive utilization of agricultural resources that need to be studied and solved. Love, as far as I can see, put forward some superficial views for discussion. First, to cultivate land. Cultivation is reasonable, the more soil the more fertilizer. In recent years, however, there has been a downward trend in the soil fertility of some fields. The reasons for the decline in soil fertility are complicated. There are few species of leguminous crops and the return of artemisinin to the soil should be an important factor. As we all know, cultivation of leguminous crops, can improve soil fertility, according to statistics,