多种蓖麻能致富蓖麻原产热带，在我国南方为多年生小乔木或灌木，在北方为一年生草本植物。它不但适应性强，耐盐碱、耐瘠薄、耐干旱，山地、荒坡、房前、屋后、田头、地边都可以种，而且用途广，经济价值高。蓖麻当年种，当年就有收获。它的种籽含油量高达５０％左右，在... Many kinds of castor bean can produce Ricinus communis native to the tropics. It is a perennial small tree or shrub in southern China and an annual herb in the north. It is not only adaptable, salinity, barren, drought-resistant, mountain, barren, room, house, farmland, land can be species, and wide use, high economic value. Castor when the species, then there will be harvest. Its seed oil content up to 50%, in ...