有机无机肥配合施用对恩薯四号产量的影响  

Effect of combined application of organic and inorganic fertilizers on the enshi 4th sweet potato yield

作　　者：徐怡[1,2] 程群 瞿勇[1,2] 陈巧玲 叶兴枝[1,2] XU Yi;CHENG Qun;QU Yong;CHEN Qiao-ling;YE Xing-zhi(Enshi Autonomous Prefecture Academy of Agricultural Sciences,Enshi 445000,Hubei,China;Ministry of Agriculture and Rural Affairs,Potato Observation and Measurement of Central China,Enshi 445000,Hubei,China)

机构地区：[1]恩施州农业科学院,湖北恩施445000 [2]农业农村部华中薯类观测实验站,湖北恩施445000

出　　处：《湖北农业科学》2019年第6期24-25,29,共3页Hubei Agricultural Sciences

摘　　要：分析了不同有机无机肥配合施用对甘薯鲜薯、鲜藤产量的影响。结果表明,有机肥与无机肥配合施用是一项重要的增产措施,推荐的施肥量为每公顷施有机肥(腐熟牛栏粪15 000 kg)+N214.5P90K150,预期鲜薯产量为60 202.5 kg/hm2,鲜藤产量为57 355.5 kg/hm2。The influence of different combination of organic and inorganic fertilizers was analyzed on the yield of sweet potato tuber and shoot in fresh.The results showed that combined application of organic and inorganic fertilizers was an important way to improve the production.The recommended fertilization combination rate was organic fertilizer 15 000 kg per hectare(rotten cow dung),N214.5 kg per hectare,P90 kg per hectare and K150 kg per hectare.The yield of fresh sweet potato tuber and shoot would reach 60 202.5 and 57 355.5 kg/hm^2,respectively.

关 键 词：甘薯 有机肥 无机肥 产量 

分 类 号：S531[农业科学—作物学]