Effects of atmospheric CO2 enrichment on phloem sap composition and root nitrogen accumulation in oilseed rape Response of soil saccharidase activities to free-air carbon dioxide enrichment (FACE) under rice-wheat rotation Response of rice grain quality traits to free-air CO2 enrichment Effect of atmospheric CO2 enrichment on soil microbes and related factors Effects of Nitrogen Nutrition on Photosynthetic Functions of Wheat Leaves under Elevated Atmospheric CO2 Concentration Effects of CO2 Enrichment on the Microstructure and Ultrastructure of Leavesin Cucumber EFFECTS OF CO2 ENRICHMENT, HIGH NITROGEN DEPOSITION AND HIGH PRECIPITATION ON A MODEL FOREST ECOSYSTEM IN SOUTHERN CHINA Effects of nitrogen application rates on photosynthetic energy utilization in wheat leaves under elevated atmospheric CO2 concentration Effects of cellulose-degradation fungi on CO2 enrichment by bio-fermentation of agricultural organic wastes Effects of Different Carbon Dioxide Enrichment Methods on Strawberry in Protected Cultivation under Low Temperature and Weak Light Effects of Abiotic Factors on Forest Net Ecosystem Production Changes of Antioxidative Ability in Leaves of Rice Cultivars Grown under Enriched C02 The interactive effects of carbon dioxide enrichment and fertilizers on the dynamic changes of growth and C and N accumulation and C/N ratio in tomato seedling leaves Ecophysiological effects of CO2 enrichment on bottle gour in plastic house