城固县马铃薯“3414”田间肥效试验研究  

Study on Potato "3414" Fertilizer Field Experiment in Chenggu County

作　　者：李晓红[1] 曹文元[1] 周永利[1] 刘琦[1] 徐雅君[1] 王东[1] 方勇[1] 刘云霞[1] 

机构地区：[1]陕西省城固县农业技术推广中心,陕西城固723200

出　　处：《现代农业科技》2011年第3期121-121,129,共2页Modern Agricultural Science and Technology

摘　　要：城固县马铃薯"3414"田间肥效试验研究结果表明,陕西省城固县马铃薯最佳施肥配方为纯氮13.92 kg/667 m2、五氧化二磷6.86kg/667 m2、氧化钾22.25 kg/667 m2,产量可达1 678.4 kg/667 m2,增产772.8 kg/667 m2,净增收1 515.84元/667 m2,投入产出比达1.00∶5.79,具有良好的经济效益,对于全县及同类生态区马铃薯施肥具有一定指导意义。Potato＂3414＂ field experimental effect of fertilizer was conducted in Chenggu County of Shaanxi Province.The results showed that the best fertilizer amout was N 13.92 kg/667 m2,P2O5 6.86 kg/667 m2,K2O 22.25 kg/667 m2,the yield reached 1 678.4 kg/667 m2,which was 772.8 kg/667 m2 and 15.15 yuan/667 m2 more than no fertilizer treatment.The input-output ratio was 1.00∶5.79 with favorable ecnomy benefit.It provided certain guidance for potato fertilization in Chenggu County and similar ecological region.

关 键 词：马铃薯 “3414”试验 肥效 最佳配比 陕西城固 

分 类 号：S532[农业科学—作物学] S147.5