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紫云英(又名红花草子)是用地养地的冬季绿肥作物之一。近年来,紫云英的种植面积锐减,其原因:一是人们思想上不重视,始终未能把紫云英当作一季作物对待,管理粗放,单产不高。二是利用方式单一(压青),效益低下。三是留种单产低,留种困难。 其实,紫云英是一种很有生命力的冬季作物。如果选用高产良种,配合相应的栽培技
Ziyunying (also known as safflower grass) is a land-based winter green manure crops. In recent years, the area planted with asparagus dropped sharply. The reasons are as follows: First, people do not pay any attention to their thinking. They have not treated it as a seasonally managed crop with extensive management and low yield. Second, the use of a single way (pressure blue), low efficiency. Third, the low single-species stay, the remaining difficulties. In fact, aspen is a very viable winter crop. If you choose high-yielding seeds, with the corresponding cultivation techniques