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作 者:谢金兰[1] 王维赞[1] 李长宁[1] 李毅杰[1] 罗亚伟[1]
出 处:《中国糖料》2015年第3期12-14,共3页Sugar Crops of China
基 金:国家甘蔗产业技术体系广西创新团队建设专项(Nycytxgxcxtd-02);广西科学研究与技术开发计划(桂科重12118002-1;桂科合1347004-2;桂科产1123008-1A);广西自然科学基金项目(2010GXNSFA013073);广西自然科学基金项目(2011GXNSFB018040);广西甘蔗遗传改良重点实验室基金(13-A-04-09)
摘 要:在甘蔗行距1.2m的条件下,试验设5个甘蔗与绿豆、大豆的间种模式。通过对甘蔗农艺性状、产量、品质及综合效益的调查,研究不同间种模式对甘蔗生长的影响。试验结果表明:间种2行豆科作物显著减少甘蔗分蘖,其中间种2行大豆的甘蔗分蘖比对照(不间种)减少44.5%。间种2行绿豆在花荚盛期压青可促进甘蔗生长,甘蔗产量比对照增产3.97%。而收获豆荚的间种处理甘蔗株高矮、茎径小,甘蔗比对照减产3.28%~11.62%。间种大豆有利于提高甘蔗品质.蔗糖分提高O.31~0.35个百分点。间种产值以大豆比绿豆的高、间种2行的比1行的高。综合效益以间种2行大豆的处理最高。Sugarcane at 1.2 m row spacing the effect of five different intercropping models between sugarcane and leguminous crops (mung bean and soybean) on sugarcane growth was studied by examing agronomical performance, yield, processing quality and overall income. The results showed that tiller number of sugarcane was significantly reduced when intercropped with two rows of leguminous crops, reduced by 44.5% intercropped with two rows soybean, in comparison with the control. The sugarcane growth were promoted by intercropping mung bean green manured at flowering and pod peak stage, and the sugarcane yield increased by 3.97%, in comparison with the control. But for harvesting pods treatment sugarcane became dwarf with small diameter, and yield decreased by 3%-11%, in comparison with the control. The sugar content of sugarcane increased by 0.31-0.35 percent under intercropping soybeans. The productivity of intercropping soybeans was higher than that of mung bean; intercropping two rows was higher than that of one row. The treatment of sugarcane intercropped with two rows of soybean had the highest overall income.
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