Effects of water management patterns and nitrogen fertilizer levels on nitrogen use efficiency of rice STUDY ON SIMULATION OF FOREST MANAGEMENT SYSTEM OF PINUS MASSONIANA Effects of Water-Nitrogen Management Patterns on Nitrogen Utilization Characteristics and Yield in Rice Cultivars with Different Nitrogen Use Efficiencies Effects of water-nitrogen management patterns and phosphorus and potassium fertilizer combined application on grain yield and quality of hybrid rice Gangyou 725 in rapeseed (wheat)-rice planting area of Chengdu plain Soil Microbe Characteristics of Alpine Grassland under Different Management Regimes in the Yushu District of Qinghai Province, China Comprehensive analysis of emissions and global warming effects of greenhouse gases in winter-wheat fields in the high-yield agro-region of North China Plain Comprehensive management patterns of economic fruit forest in Dashan Village and their ecological and economic benefits Plant Diversity of Different Land Use Stages of Agrobiodiversity Assessment (ABA) at Landscape Level-Case Studies of Daka and Baka Villagees, Xishuangbanna Suitable management density of multi-benefit management pattern in Pinus elli ottii plantation on hilly region of Jiangxi Province Analysis of soil respiration under different grazing management patterns in the alpine meadow-steppe of the Qinghai-Tibet Plateau