不同施氮量对柑桔产量及品质的影响  

Impact of Different Levels of Nitrogen Fertilization on Oranges Output and Quality

作　　者：郭红艳 庄光泉 杨利[2] 袁迎春 周林 张均寿 罗勇 童军 

机构地区：[1]湖北省当阳市农业局土肥站,湖北当阳444100 [2]湖北省农科院植保土肥研究所 [3]当阳市育溪镇农业技术服务中心 [4]当阳市庙前镇农业服务中心 [5]当阳市农产品质量安全监督检验检测站

出　　处：《现代农业科技》2015年第12期77-77,79,共2页Modern Agricultural Science and Technology

基　　金：国家测土配方施肥资金补贴项目(CNCT09-32)

摘　　要：试验研究了氮肥对柑桔产量及品质的影响,结果表明：氮可提高柑桔产量20.45%~33.73%。适宜的氮用量,并配合磷钾肥,可兼顾柑桔产量和品质。在宜昌地区,金水柑幼年果园适宜的氮磷钾推荐用量为纯N 0.55~0.70 kg/株、P2O50.20 kg/株、K2O 0.5 kg/株,N、P、K比例为1∶0.4∶0.8。The paper studied the effects of nitrogen fertilizer on oranges＇ output and quality through fertilizer experiment.The results showed that nitrogen could increase the production of citrus 20.45%-33.73%.Suitable nitrogen and phosphorus and potassium would be able to improve output and quality of orange.The recommended dosages of nitrogen, phosphorus and potassium in the young garden of Jinshui orange were as follows ：N 0.55-0.70 kg/plant, P2O5 0.20 kg/plant, K2O 0.5 kg/plant, NPK ratio was 1：0.4：0.8.

关 键 词：柑桔 配方施肥 产量 品质 

分 类 号：S666.2[农业科学—果树学]