It is showed that the forest can not only increase net radiation but also decrease sensible and soil heat fluxes by decreasing surface reflectance and temperature.
这表明森林通过降低地表反射率和表面温度,不仅增加地表净辐射,而且减少其用于感热和土壤热通量的消耗。
The surface heat balance is discussed by involving the observational data of radiation and soil heat transfer, and the closed test of the surface heat balance equation is made.
结合辐射和土壤热通量观测资料揭示了两站的地面热量平衡状况,用地面热量平衡方程对以上结果进行了闭合误差检验。
The experiments identify that with the increasing of LAI , the ratio of soil heat flux to net radiation decreases from 0 13 in the jointing to 0 06 in the milking.
随着叶面积指数(LAI)的增加,土壤热通量与净辐射之比,由返青初期的0.13迅速下降,直至较为稳定的0.06。
In loess plateau, at the daytime, the net radiation contributes mainly to the latent heat flux, the sensible heat flux is minor and the soil heat flux is least.
在黄土高原半干旱地区:白天,潜热通量在净辐射通量的分配中所占的份额最大,其次为感热通量,土壤热通量最小。
Soil heat flux from atmosphere to soil is about 5% of net radiation on a clear and cloudy day and soil discharge energy to atmosphere on a rainy day above the same field.
在晴天和阴天大气向土壤的能量传输均维持在净辐射的5%左右,雨天时,土壤热通量为负值。
The soil heat flux content is only 5% of the net radiation.
土壤热通量密度的比例只占净辐射的5%左右。
Based on a microclimate observation, a study, on fine days, of the net radiation flux, soil heat flux, sensible heat flux, and latent heat flux on the alpine meadows of Haibei Area was conducted.
以微气候观测为基础,研究晴天状况下海北高寒草甸地区净辐射通量、土壤热通量、感热通量和潜热通量变化等特征。
Among all component values of heat balance, the latent heat flux occupies the highest proportion from net radiation, both turbulence heat flux and soil heat flux occupy lower.
热量平衡的各分量中,潜热通量占净辐射的比值最大,湍流热通量和土壤热通量均较小。
Results show that: (1) SiB2 overestimated sensible, latent, and soil heat fluxes by 4%, 13%, and 8% respectively when it underestimated net radiation by 0.2%;
对比结果表明: (1)当模式低估净辐射0.2%时, 模式分别高估感热、潜热和土壤热通量4%、 13%和8%;
Results show that: (1) SiB2 overestimated sensible, latent, and soil heat fluxes by 4%, 13%, and 8% respectively when it underestimated net radiation by 0.2%;
对比结果表明: (1)当模式低估净辐射0.2%时, 模式分别高估感热、潜热和土壤热通量4%、 13%和8%;
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