义乌县义亭公社古亭塘大队广大贫下中农,遵照毛主席关于“我们必须打破常规,尽量采用先进技术”的教导,几年来,针对义乌糖厂蔗区无霜期短、冬季气温较省内外其他蔗区低得多的特点,敢于实践,总结一种利用糖蔗嫩头部分作种,在冬季种植,以延长糖蔗生长期,促老熟提高糖分的有效措施——糖蔗梢头冬种。义乌糖厂蔗区冬季气温低,常年最低温度是零下六、七度,有的年景竟达零下八、九度,同时它无霜期特别短,春植蔗生长期一般210—240天,比我省温州糖厂蔗区种得迟,收 Yiwu County Yanting commune Gu Tingtang brigade majority of poor and middle peasants, in accordance with Chairman Mao on “We must break the routine, as far as possible the use of advanced technology,” the teaching of the past few years, Yiwu sugar cane plant frost-free period is short, the temperature in winter than in the province Other sugarcane area is much lower than the characteristics of dare to practice, summed up a kind of use of sugar cane tender for part of the crop, planted in the winter to extend the sugar cane growth period, and promote the aging of sugar to improve the effective measures - . Yiwu sugarcane sugar cane winter low temperature, perennial minimum temperature is minus six or seven degrees, and some as fine as minus eight or nine degrees, at the same time it is particularly short frost-free period, the general growth period of spring sugarcane 210-240 days, than I Wenzhou sugar cane plant species late, closing