科研产出
Seasonal Migration of Helicoverpa armigera (Lepidoptera: Noctuidae) Over the Bohai Sea
SCI
机构:
关键词: Helicoverpa armigera migration flight behavior light trapping radar observations COTTON-FARMING REGION NORTHERN CHINA WINDBORNE MIGRATION RADAR OBSERVATIONS INSECT MIGRATION BT COTTON RESISTANCE BUTTERFLIES MOTHS DRAGONFLIES
Dynamics of soil carbon to nitrogen ratio changes under long-term fertilizer addition in wheat-corn double cropping systems of China
SCI
机构:
关键词: analysis carbon carbon-nitrogen ratio crop production cropping systems crops decomposition double cropping ecosystems fertilizers inorganic fertilizers manures nitrogen NPK fertilizers organic carbon organic matter properties ratios responses soil soil chemistry soil organic matter subtropics treatment APEC countries Asia Developing Countries East Asia.