蓖麻──哲蓖３号蓖麻是哲盟地区主要油料作物，历年种植面积和产量约占全国的４０％。近年来种植面积在１００万亩左右，但单产并不高，常年亩产只有５０～７５公斤，这不仅是由于栽培技术不高，也是由于缺少适合本地区种植的品种。为此，我们于１９８０年以绿茎有刺为母... Castor ─ ─ Zhe grate castor Castor 3 is the main oil crops in the Zhe League region, calendar years of plantation area and output of about 40% of the country. In recent years, the planting area is about 100 mu, but the yield is not high. The perennial output is only 50-75 kg per mu. This is not only due to the lack of cultivation techniques, but also due to the lack of cultivars suitable for cultivation in this area. To this end, we in 1980 to green stem prickly mother ...