自1988年以来,我们从外地引进紫草母根,连续种植,产量逐年提高。1990年,在遇到严重春旱的情况下,获得亩产鲜草1万公斤的好收成。在紫草栽培上主要采取4条措施。一、母根自然越冬最初几年,为了扩大种植面积,繁殖母根,每年秋后都把母根挖出,进行鲜贮。1988年后不再 Since 1988, we introduced Lithospermum root from the field and planted it continuously, and the output has been increasing year by year. In 1990, in the case of severe drought, a good harvest of 10,000 kg of fresh grass per mu was obtained. The cultivation of Lithospermus mainly take four measures. First, the mother of natural winter wintering The first few years, in order to expand the planting area, breeding mother roots, each year after the root excavated, for fresh storage. No longer after 1988