塔穗蓖麻,也称塔穗大麻或长果穗大麻,引于日本。1982年在我省种植,一般亩产300斤以上,高产500多斤。现推广面积5万余亩。特征特性生育期150天左右。根系发达,侧根短。茎有红、绿两种,光滑有白粉,株高240厘米、粗4.2厘米。叶呈掌状,有粉质。复总状花序。无限分枝结果习性。果穗长50—100厘米,呈塔状,每株可成4—5穗果,果为绿色,有刺,成热后变为黄褐色,内含3粒种籽。千粒重396.2克,含油率高。耐早、耐 Tower spike castor, also known as spike cannabis or long-spike hemp, led to Japan. Planting in our province in 1982, generally more than 300 pounds per mu, high yield 500 kilos. Is to promote an area of ​​more than 50,000 acres. Characteristic characteristics Growth period of about 150 days. Roots developed, short side. Stems have red and green two, smooth and white powder, plant height 240 cm, coarse 4.2 cm. Leaves were palmate, silty. Complex racemes. Unlimited branch results habits. Ears spike 50-100 cm, towering, each plant can be as 4-5 spike fruit, fruit is green, sting, into the heat into a brown, containing three seeds. Thousand grain weight 396.2 grams, high oil content. Early resistance, resistance