]*>","")" /> Effect of Fertilizer on Yield Formation Factors of Red Jujubes Under the Conditions of Infiltrating Irrigation Around Root
Xinjiang Agricultural Sciences

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Effect of Fertilizer on Yield Formation Factors of Red Jujubes Under the Conditions of Infiltrating Irrigation Around Root

WANG Zhi-guo;CHEN Shu-huang;FENG Yao-zu;ZHOU Bo;TANG Ya-li;ZHONG Xin-cai   

  • Received:2010-08-25 Revised:2010-08-25 Online:2010-08-25 Published:2010-08-25

根渗灌条件下施肥对红枣产量构成因素的影响

王治国;陈署晃;冯耀祖;周勃;唐亚莉;钟新才   

  1. 新疆农业科学院土壤肥料与农业节水研究所,乌鲁木齐,830091





摘要： [目的]研究施肥对红枣花、果及产量的影响,探讨适宜成龄红枣的施肥量和追肥次数.[方法]在根渗灌条件下通过不同施肥量和不同追肥次数的试验,研究施肥对红枣花、果及产量的影响.[结果]增加施肥量和追肥次数均可以有效提高灰枣平均单个枣吊开花数量和结果数量,同时可以增加灰枣果实体积,进而提高了红枣产量;但追肥次数少时,需要在红枣关键期施肥,否则容易造成红枣关键需肥期供肥不足,导致花果数量减少,影响产量;追肥总量较高时,适当调整氮肥追肥配比,少量多次追肥效果最好.[结论]增加施肥量和追肥次数均可以有效提高灰枣平均单个枣吊开花数量、结果数量、果径和产量.