Aging Effects of Organic and Inorganic Fertilizers on Phosphorus Fractionation in a Calcareous Sandy

• 作 者: Munir AHMAD Mahtab AHMAD Ahmed
• 机 构: SoilSciencesDepartment,DepartmentofSoilScience,DepartmentofSoilsandWater,IndustrialPsychology,Chemic
• 出 处: 土壤圈:英文版
• 发表日期: 2018年6期
• 关键词: PHOSPHORUS AVAILABILITY PHOSPHORUS fraction POULTRY MANURE sequential extraction
• 基金项目: the International Research Group Project (No.IRG-14-02)from the Dean-ship of Scientific Research at King Saud University,Saudi Arabia.

In most arid and semiarid soils,naturally occurring phosphorus (P)is a major yield-limiting plant nutrient.In this study,to investigate the effects of organic (OP)and inorganic P (IP)sources on P fractionation,a calcareous sandy loam alkaline soil was fer