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Position: Home > Articles > Discussion of the Application Rate of Phosphate Fertilizer in Jiangsu Coastal Cotton Region Cotton Sciences 2012,34 (2) 10-13

江苏沿海地区棉花磷肥适宜施用量探讨

作  者:
缪桂红;王鹏飞
单  位:
江苏省如东县土肥站;江苏省如东县掘港镇农业服务中心
关键词:
江苏沿海棉区;棉花;创杂20;磷肥用量
摘  要:
在江苏沿海棉区夹砂土,中等肥力施纯氮330 kg/hm2,氧化钾225 kg/hm2条件下,以创杂20为代表,通过设五氧化二磷的施用量为0、45.0、67.5、90.0、112.5、135.0 kg/hm26个处理,筛选苏沿海地区棉花施磷肥适宜用量,结果表明:施五氧化二磷67.5~90.0 kg/hm2是获得最高产量与最佳经济效益的磷肥适宜施用量。
译  名:
Discussion of the Application Rate of Phosphate Fertilizer in Jiangsu Coastal Cotton Region
作  者:
Miu Guihong,Wang Pengfei (1.Station of Soil and Fertilizer in Rudong County of Jiangsu Province.,Rudong 226400,China;2.Agriculture Servings Center of Juegang town,Rudong County,Jiangsu Province.,Rudong 226400,China)
关键词:
Jiangsu coastal cotton region;cotton;Chuangza 20;Phosphate fertilizer dosage
摘  要:
The test took Chuangza 20 as representative variety,6 treatments were designed about the application of P2O5:0,47.5,67.5,90.0,112.5,135.0 kg/hm2 under conditions of sandy soil and medium fertility fields in Jiangsu coastal cotton region in order to select the suitable dosage of application.The results indicated that 67.5~90.0 kg/hm2 was the suitable P2O5 dosage for achieving the high yield and the best economic benefit.

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