forest productivity中文什么意思

森林生产率

例句与用法

Removing too much biomass would eventually cause declines in forest productivity .
带走更多的生物质最终将使森林的生产率下降。
The study has investigated and compared soil physical , chemical , biochemical properties of eight stands on paired sites in mountainous regions of northeastern china , trying to look for the mechanism of soil degradation and the change trend of soil properties in different age of plantations in relations to forest productivity . the eight stands are 4 first rotation of larix olgensis plantations with different age classes , the second rotation of larix olgensis young stand , pinus sylvestris var
本文通过固定和典型样地，对东北山地不同生长发育阶段落叶松人工林和二代落叶松幼龄林以及与二代落叶松幼龄林同一块林地的樟子松幼龄林、天然次生林、落叶松水曲柳混交林等8个林型土壤质量进行了对比与分析，深入探讨了落叶松人工林土壤质量降低的机理和不同发育阶段土壤质量变化规律以及与森林生产力变化的关系，并提出了林地土壤质量调控措施。