Abstract : In dry area or sandy dryland, for the reason of scarce rainfall, windiness and lack of labor power and material resources, the low survivor ratio of afforestation were common.
摘要 : 在干旱或荒漠地区造,降雨稀少,多,加之人力、物力的贫乏等原因,导致造成活率低。
Abstract : In dry area or sandy dryland, for the reason of scarce rainfall, windiness and lack of labor power and material resources, the low survivor ratio of afforestation were common.
摘要 : 在干旱或荒漠地区造,降雨稀少,多,加之人力、物力的贫乏等原因,导致造成活率低。
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