...生物生产力；经济生产力；资源环境；华北农牧交错区 [gap=2289]Key words: Ecosystem after de-farming; Biomass productivity; Economic productivity; Resource and environment; Ecotone ..
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net biomass productivity 净生物生产力
root biomass productivity 根系生产力
Productivity of Biomass 生物量生产力
biomass production and productivity 生物量和生产力
biomass and productivity 生物量与生产力
primary productivity of biomass 生物量初级生产能力
Coconut interplanted with pineapple was proved to be one of optimum cultivation patterns with higher biomass productivity and effective USES of environment resources in tropical areas.
椰子-菠萝复合经营是一种生产力较高、资源利用率较好的热带作物优化栽培模式。
Turning crop wastes and other biomass into charcoal and spreading it on tropical soils can sequester carbon and boost crop productivity.
将农作物废料及其它生物质转化成炭并将其施于热带土壤的方法可以固碳并能提高农作物产量。
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。
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