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Seasonal Dynamics of Soil Seed Bank in Honghu Wetland Withdrawn from Long-term Rice Culture Reconstruction of landscape pattern on terraces based on the theory of ecological restoration and culture regression for mountain rice terraces in the Philippines Cordillera region Biological nitrification denitrification and nitrogen loss in rice field ecosystem Nutrient balance in rice field ecosystem of northern China Effect of hydroquinone and dicyandiamide on N2O and CH4 emissions from lowland rice soil Rice field ecosystems in northern China Ⅱ. Study of symbiotic nitrogen fixation of Azolla in rice-Azolla combination systems Rice field ecosystems in northern China Ⅰ. Structural study of rice-Azolla combination systems Effect of elevated CO2 on methanotrophs in the rhizosphere of rice plant Effects of Nitrogen Application on Agronomic Traits and Yield of Rapeseed in No-tillage Rice Stubble Field Studies on the ecological effect of plantingbreeding models in the rice field Influence of Seasonal and Daily Changes of Spatial Niche of Spiders in Paddy Field and Two Insecticides to Spatial Niche and Predatory Function Atmospheric N wet deposition in Hangzhou region under rice\|wheat\|vegetable cropping system Household - based Agrobiodiversity Assessment (HH - ABA) of Rubber Plantation and of Upland Land Use Stages in Daka, Xishuangbanna Modeling methane emission from rice paddies: Model validation Impacts of application of pig manure and biogas sludge on methane emissions in the double-cropping ricefields Effects of Water Table on Rapeseed（Brassica. napus L.） Growth and Yield Relationship between Seedling Traits and Yield Loss of Rapeseed Direct-Seeded in No-Tillage Rice Stubble Field Reduction of nitrogen fertilizer application under different crop rotation systems in paddy fields of Taihu Area The economic benefit of planting spring-corn in rice field and its efficient technique for system coupling Economic values of nitrogen transformation in rice field ecosystems Ammonia volatilization loss of nitrogen fertilizer from rice field and wet deposition of atmospheric nitrogen in rice growing season Multivariate regression analysis of greenhouse gas emissions associated with activities and populations of soil microbes in a double-rice paddy soil Effects of cropping patterns on rice yield and soil fertility Effects of Waterlogging Time on Rapeseed (Brassica napus L.) Growth and Yield Proliferation of algae and effect of its on fertilizerN immobilizationin flooded paddy field Nutrient characteristics of four kinds of winter green manure and their influences on soil mineral nitrogen before incorporation Studies on relationships among methane emission and methane-oxidizing and methanogenic bacteria in three types of rice-field soil