求翻译：冷季型草坪草枯草层的水分截流量随草坪草种类、地上截留水分部位、生物量及建植年限的不同而发生变化，对草坪水分利用效率、减轻降雨导致的地表径流有着重要影响。是什么意思？

Water cut-off flow of cool-season turfgrass thatch with turf grass species, on the ground to withhold parts of water, biomass, and years of planting different changes, lawn water use efficiency, reduce surface runoff caused by the rainfall has an important impact.

Kentucky blue grass layer of grass hay moisture flow stopped with the lawn grass type, floor area, trapped moisture biomass and planting the length changes from the lawn, water use efficiency, reduce surface runoff of rainfall lead to have a significant impact.

The cold season lawn grass litter of weeds moisture content dams the current the quantity along with the lawn grass type, the ground interception moisture content spot, the biomass and constructs plants the age limit differently to change, to the lawn moisture content using the efficiency, reduces t

Cold-season turf grass thatch of turfgrass species for closure of water the Earth retain moisture biomass and building parts, different changes of plant life, lawn water use efficiency, mitigating the effects of rainfall and surface runoff is important as a result of.

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