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Influence of autumn irrigation on soil N leaching loss of different farmlands in Hetao irrigation district, China Isoprene Emission of Bamboo and its Implication to Ozone Level in Region Effect of NaHCO 3 and Drought Stress on Physiological Characteristics of Cerasus humilises STUDY ON THE BREEDING OF JAPONICAL GELATINOUS RICE MUTANT VARIETY ZHENUO 36 WITH HIGH YIELD AND GOOD GRAIN QUALITY DEVELOPMENT AND EXTENSION OF A FOOD FORAGE MAIZE HYBRID VARIETY ZHONGYUANDAN No.32