自解放以来,已有許多省份大力推广蓖麻蚕生产,所以关于利用蓖麻叶饲养蓖麻蚕的利益,早被广泛认識。但由于各地蓖麻蚕生产发展,势必引起蓖麻的普遍栽植;又目前工业,交通和国防等方面,对蓖麻油的需要,日见增加,所以党和政府在今年春间,曾号召全国各公社利用荒地和边地,栽植蓖 Since liberation, many provinces have vigorously promoted the production of castor bean silkworm silkworms. Therefore, the benefits of using castor leaf to feed castor silkworms have long been widely recognized. However, due to the development and production of castor silkworms in various places, it is bound to cause widespread planting of castor beans. At present, the demand for castor oil in industries, transportation and national defense has increased day by day. Therefore, during this spring, the party and the government called for Commune use of wasteland and edge, planting grate