Analysis on the long-term experiment and effects of no-polluted greenhouse vegetable production The effect of continuous cropping year on physiological characteristics of cucumber in sunlight greenhouse Nitrate distribution characteristics in soil at fertilization on cucumber at sunlight greenhouse in Loess Plateau Effect of Polyolefin Film Covering on Thermal and Light Condition, the Growth and Yield of Tomato in Winter-Spring in Sunlight Greenhouse A new kind of sunlight greenhouse——the research on the optimal distribution of the ecological factors in the artificial greenhouse ecological system Seeping irrigation effect in sunlight greenhouse Present situation of chemical pesticides controlling cucumber pests in sunlight greenhouse and its controlling countermeasures Effects of different wall materials on the performance of heat preservation of wall of sunlight greenhouse Controlling tactics of the insect pest and diseases of tomato in sunlight greenhous Controlling tactics of the insect pest and diseases of tomato in sunlight greenhouse Nitrogen mineralization characters from different types of organic manures in sunlight greenhouse The study of fertilizer application and its effect to environment in sunlight greenhouse in Yan‘‘‘‘an Effects of O_3 on disease and pest control of cucumber in greenhouse Plant type of Cucurbita pepo L. in sunlight greenhouse and its effect on yield formation Effect of balanced fertilization on yield and quality of sunlight greenhouse cucumber and soil characteristics under continuous cropping