(一)甘蔗生长期问题的重要性甘蔗的生长期问题甚少引起人们的注意,即使一些国家曾经进行过甘蔗生长期的研究,但也都缺乏全面科学分析;因此,在甘蔗的生长期问题上存在不少糊涂观点:认为一些国家或地区(如夏威夷)甘蔗造亩产蔗量及造亩产糖量高主要是由于种植两年生长期的甘蔗,所以便要向这些国家或地区学习;认为世界上主产蔗糖国家或地区大多数是采取长作制,而不 (A) the importance of the problem of sugar cane growth period Little attention to the growing season of sugar cane, even if some countries have conducted the study of sugar cane growth period, but also lack a comprehensive scientific analysis; Therefore, the growth of sugarcane There is a lot of muddled views: Sugarcane sugarcane production in some countries or regions (such as Hawaii) is high. It is mainly due to the planting of sugarcane of a two-year growth period. Therefore, it is necessary to study in these countries or regions; Most of the world’s main sugar producing countries or regions are to take a long system, not