清河林区生态物候季节的划分和农(林)时动态预测
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THE DIVISION OF ECOLOGICAL PHENOLOGICAL SEASONS AND DYNAMIC SUITABLE DATES PREDICTION FOR AGRICULTURE AND FOREST PRACTICES IN QINGHE FOREST REGION
Jiang Nai-zhun, Zhu Bao-chun, Duan Wen-biao, Zheng Zhen, Liu Yu-fu
植物研究
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