WATER METABOLISM AND CHANGES OF SEVERAL OSMOTICAIN LEAVES OF BETULA PLATYPHYLLA SEEDLINGS UNDER DROUGHT STRESS Effects of Inula britannica Extracts on Biological Activities against Tetranychus cinnabarinus and Several Enzyme Systems in T.cinnabarinus Effect of elevated levels of atmospheric CO2 on plant-insect interaction Nitrate nitrogen contents and quality of greenhouse soil applied with different N rates under drip irrigation Cloning of McCHI Gene of Malus Crabapple and Its Expression Analysis in the Cultivars with Different Type Foliar Color Responses of the functional traits in Cleistogenes squarrosa to nitrogen addition and drought Response of rice grain quality traits to free-air CO2 enrichment Seasonal changes of freezing tolerance and its relationship to the contents of carbohydrates, proline, and soluble protein of Zoysia Effects of nitrogen addition on species richness and relationship between species richness and aboveground productivity of alpine meadow of the Qinghai-Tibetan Plateau, China Effects of land-use conversion from double rice cropping to vegetables on CO2 and CH4 fluxes in southern China. Differences of Nitrogen Status between Different N-uptake-efficiency Rapeseed (Brassica napus L.) Cultivars Effects of elevated ozone concentration on wheat grain protein components with FACE system.