Muhammad Izhar Shafi* and Muhammad Sharif
... as nitrophosphate (NP), single superphosphate (SSP), and di-ammonium phosphate (DAP) at a recommended rate of 90 kg P2O5 ha-1 were applied. Soils amended with different P fertilizers with and without HA showed mix trend in AB-DTPA extractable P at day zero of incubation and then a rapid mineralization and weekly turnover were increased up to 84 days of incubation period. Maximum mean available P of 14.32 mg kg-1 was...

Sarhad Journal of Agriculture


Vol. 37, Iss. 1, Pages 1-330


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