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随着甜菜种植年限的增长,甜菜糖分出现下降的趋势。50～60年代哈尔滨糖厂菜丝含糖下降0.33,新中国糖厂下降1.23,呼市糖厂下降1.15,包头糖厂、武威糖厂、大同糖厂分别下降0.78、1.50、0.16和0.9。对于甜菜含糖率下降问题,引起了有关方面的重视,并从甜菜代谢规律、气候因素、栽培技术、施肥种类、病虫危害、耕作制度、品种类型以及土壤条件等多方面进行调查研究,本文着重讨论内蒙地区病害对甜菜糖分的影响。
With the growth of sugar beet planting years, sugar beet appears declining trend. In the 1950s and 1960s, the sugars in Harbin sugar factory dropped 0.33, the new Chinese sugar factory dropped 1.23 and the sugar factory in Hohhot dropped 1.15. Baotou sugar factory, Wuwei sugar factory and Datong sugar factory dropped 0.78, 1.50, 0.16 and 0.9 respectively. Concerning the declining sugar content of sugar beet, it has aroused the attention of the parties concerned. From the aspects of beet metabolism, climatic factors, cultivation techniques, fertilization types, pests and diseases, tillage system, variety types and soil conditions, Focus on discussing the disease in Inner Mongolia beet sugar.