@incollection{Khalid16, author = {Dr. Amanullah and Shah Khalid}, title = {Integrated Use of Phosphorus, Animal Manures and Biofertilizers Improve Maize Productivity under Semiarid Condition}, booktitle = {Organic Fertilizers}, publisher = {IntechOpen}, address = {Rijeka}, year = {2016}, editor = {Marcelo L. Larramendy and Sonia Soloneski}, chapter = {6}, doi = {10.5772/62388}, url = {https://doi.org/10.5772/62388} }