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引言日本的食糖产量总计达:北海道的甜菜糖产量265,638吨,西南群岛和鹿儿岛以南的硫球群岛的甘蔗糖产量318,300吨。日本的食糖产量只能满足其需要量的27%。日本的蔗田面积约40,532公顷(折合607,980亩),甘蔗栽培制度有下列三种:6月至7月的夏植,3月4至月的春植以及宿根甘蔗。甘蔗所需要的生长期对于夏植蔗为18个月,春植蔗12个月,宿根蔗12个月。甘蔗栽植时,使用蔗种长度30厘米,
Introduction Japan’s sugar production totaled 265,638 tons of beet sugar in Hokkaido and 318,300 tons in the Soya Islands south of the Southwest and Kagoshima islands. Japan’s sugar production can only meet its needs of 27%. The area of sugarcane in Japan is about 40,532 hectares (equivalent to 607,980 mu). The sugarcane cultivation system has the following three types: summer planting from June to July, spring planting from March to April and perennial sugar cane. The growth period needed for sugarcane is 18 months for summer sugarcane, 12 months for spring sugarcane and 12 months for sugarcane. Sugarcane planting, the use of sugarcane length of 30 cm,