论文部分内容阅读
在湖相沉积物的湖成白土上设置试验，结果表明，中豌４号是食用和绿肥兼用的豌豆良种，在浙北地区适宜冬播，其青荚产量与含氮量高，经济效益好；茎叶作有机肥，可改良土壤提高土壤肥力。
Experiments were carried out on the lake-formed clay of lacustrine sediments. The results showed that Pea No.4 was a good pea seed for both edible and green manures. It was suitable for winter sowing in northern Zhejiang. Its pod yield and nitrogen content were high, and its economic benefit was good ; Stems and leaves as organic fertilizer, soil improvement can improve soil fertility.