Effects of Various Doses of Mineral Fertilizers （NPKS and Urea） on Yield and Economic Profitability

• 作 者: Lamine Diallo Cao Qing-jun Yan
• 机 构: CollegeofPlantScience,JilinAcademyofAgricultureScience/KeyLaboratoryofNortheastCropPhysiologyEcology
• 出 处: 东北农业大学学报：英文版
• 发表日期: 2016年1期
• 基金项目: Acknowledgments We are very thankful to Dr. Waqas Ahmad and Diawadou DiaUo for their excellent technical assistance in preparing this manuscript. We also gratefully acknowledge the helpful suggestions

In Faranah Province(Guinea), the ratio of supply and demand of corn is approximately 1 : 2. The production is low and the deficit is covered by maize importation. This study was initiated in order to improve corn production by evaluating the effects of in