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Studies on Phosphorus Yield-Increasing Effect of Spring Wheat for High Yield in Ningxia Irrigation Area
沈强云1,党根友1,王兆川1,樊明1,代晓华2,魏亦勤1
Chinese Agricultural Science Bulletin . 2010, (6): 162 -167 .  DOI: 10.11924/j.issn.1000-6850.2009-2303