磷酸二铵
农学
磷
稻草
产量(工程)
种植制度
叶绿素
作物产量
野外试验
氮气
肥料
作物
化学
生物
园艺
材料科学
有机化学
冶金
作者
Muhammad Yaseen,Muhammad Zahir Aziz,Asif Manzoor,Muhammad Naveed,Yasir Hamid,Sheikh Zannat E. Noor,Muhammad Khalid
标识
DOI:10.1080/00103624.2017.1282510
摘要
Field experiments were conducted at Institute of Soil and Environmental Sciences, University of Agriculture, Faisalabad, Pakistan, to check the effect of polymer-coated diammonium phosphate (DAP) on maize–wheat cropping system. Different rates of polymer-coated and uncoated phosphorus (P) were applied first to maize then followed by wheat after harvesting of maize on same field. Results showed that application of 100% of recommended P from polymer-coated DAP increased plant height (10%), chlorophyll content (4%), biological yield (17%), grain yield (36%), agronomic efficiency (43%), and nitrogen, phosphorus, and potassium contents of maize produces, while in case of wheat 75% recommended P from polymer-coated DAP increased plant height (6%), chlorophyll content (18%), biological yield (20%), grain yield (14%), agronomic efficiency (72%), and nitrogen, phosphorus, and potassium contents of grains and straw as compared with uncoated DAP. So, it can be summarized that polymer-coated DAP can effectively improve growth, yield, and phosphorus-use efficiency of maize and wheat crop.
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