过去,小杂豆生产不被人们重视,生产上很少有选种留种习惯,即使是一些优良品种也已极度混杂退化,因此产量不高不稳。如果能进行田间选种,可增产10～20％。 绿豆、小豆是自花授粉作物,进行混合田间选种就可收到成效。做法是,在叶子仍保持绿色、荚果即将成熟的田块里(此时还能观察到植株的特征),根据植株的长相,选定综合性状优良的单株。选择单株要根据以 In the past, the production of small beans was not valued by the people. There was very little habit of selecting flowers for production. Even some fine varieties have been extremely mixed and degraded, so the yield is not high and unstable. If you can field selection, can increase 10 to 20%. Mung beans, adzuki beans are self-pollination crops, mixed field selection can receive results. The practice is to select the plants with good overall traits according to the appearance of the plants in the fields where the leaves remain green and the pods are about to mature. Select a single plant to be based on