Seasonal Variation of Soil Nitrifiers and Denitrifiers Population at Four Land-use Types in Jambi Province, Indonesia
A New Explanation of the N Concentration Decrease in Tissues of Rice (Oryza sativa L.) Exposed to Elevated Atmospheric pCO2
Comparative Efficiency of Nitrogen Sources and Its Priming Effects on Uptake of Soil-N by Soybean and Wheat Crops
Heavy Nitrogen Fertilizer Application and Losses in the Anthrosols of the Guanzhong Region, Shaanxi, China
Long-term N and S Fertilization and One Time Liming Effects on Dry Matter Yield of Grass and Soil Properties on a Dark Gray Chernozem in North-Central Saskatchewan
Effect of Neem (Azadirachta indica) Product Coated Urea on Increasing the Nitrogen Use Efficiency and Productivity of Rice under Irrigated Ecosystem of Indian Subcontinent