晚甘薯配方施肥肥效简比试验初报  

Preliminary report to simple comparison experiment on fertilizer efficiency of late sweet potato

作　　者：陈丽华[1] 

机构地区：[1]福建省漳浦县农业局,363200

出　　处：《福建农业科技》2012年第7期34-36,共3页Fujian Agricultural Science and Technology

摘　　要：对晚甘薯进行配方施肥对比试验,结果表明:每667 m2施N 12.9 kg、P2O58.4 kg、K2O2.4 kg的配方施肥处理甘薯产量比习惯施肥处理平均增产331.1 kg,增产率16.1%,净增收414.60元。A comparison tests on formula and conventional fertilization of later sweet potato were carried out. In contrast with conventional fertilization, formula fertilization of N 12.9 kg/667m2 （ 193.5 kg/hm2 ）, P205 8.4 kg/667m2 （ 126 kg/hm2 ）, and K2O 4 kg/667mZ（60 kg/hm2） resulted in an increase of 16.1% （4966.5 kg/hm2） in yield, 276.40 Yuan/667 mE （4146 Yuan/hm2） in net income.

关 键 词：甘薯 配方施肥 效益 

分 类 号：S531[农业科学—作物学]