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STUDIES ON DIRECTIVE SILVICULTURE OF POPLAR VENEER GLUED WOOD IN THE SOUTHERN REGION OF CHINA Influence of climate warming on serious low temperature and cold damage and cultivation pattern of spring maize in Northeast China Comparison of soil and plant characteristics in organic, integrated and conventional cultivation patterns of vegetable production Cropping system and research strategies in Panax ginseng Optimal adjustment on fruit-crop intercropping model Ⅲ maize intercropping experiment Effect of cultivation pattern and nitrogen application rate on soil fertility and nitrate accumulation under maize-wheat rotation system A STUDY ON MANAGEMENT MODEL SYSTEM AND OPTIMUM CULTIVATION PATTERNS OF PINUS MASSONIANA FOR PULPWOOD STAND Effects of cultivation pattern on growth, seed yield, nutrient uptake and utilization of direct-sowing oilseed rape (Brassica napus L.) The Impacts of New Cultivation Patterns of Incorporating Poplar with Wheat on Wheat Yield and Quality Effects of cultivation pattern and nitrogen rate on crop yield and water use efficiency in winter wheat-summer maize system Effect of Nitrogen Application Level on Nitrogen Use Efficiency in Wheat and Soil Nitrate-N Content under Bed Planting Condition Effects of Different Cultivation Patterns on Population Quality of Japonica Hybrid Rice A STUDY ON OPTIMUM CULTIVATION PATTERNS OF BUILDING TIMBER PLANTATION FOR MASSON PINE IN GUIZHOU Effects of “San-Ding” Cultivation Method on Yield Formation and Physiological Characteristics of Double Cropping Super Rice Effects of Different Cultivation Patterns on Photosynthetic Characteristics and Water Use Efficiency in Dryland Spring Maize Early-ripening and High-yielding Cultivation Patterns and Technical Measures of Chinese Torreya Quality of Indica Hybrid Rice under the High-yield Cultivation Conditions in Different Ecological Regions of Sichuan Province, China Effects of Different Cultivation Patterns on Cotton Field Resources Use Efficiency in Yangtze River Valley Effects of Cultivation Patterns on Root Morph-physiological Traits and Aboveground Development of Japonica Hybrid Rice Cultivar Changyou 5 Effects of cultivation patterns on the radiation use and grain yield of winter wheat. Effects of agricultural activities and transgenic crops on agricultural biodiversity. Net nutrient balance in soil under different cultivation pattern and nitrogen application rate in semiarid region Effects of different cultivation patterns and nitrogen fertilizer on accumulation, distribution and use efficiency of nitrogen in winter wheat/summer maize rotation system on semi-dryland farming Effects of different cultivation patterns and nitrogen fertilization on soil nitrogen supply of in the wheat-maize rotation system Moisture gradient affects the growth and physiological characteristics of Houttuynia cordata