1) Reduction of soil organic matter and mineral nutrients
有机质与养分损耗
2) lossy medium
有损耗媒质
3) tangible exhaustion and intangible exhaustion
有形损耗与无形损耗
4) organic matter and soil nutrient content
有机质及养分质量分数
1.
The changing trend of organic matter and soil nutrient content of the cultivated land of the Ningxia irrigation area of yellow river in 2005 were discussed,compared with the soil investigation result in 1985.
通过对比1985年和2005年两次土壤调查结果,发现宁夏引黄灌区20年来耕地土壤有机质及养分质量分数趋于增加,速效磷质量分数明显增加,速效钾质量分数趋于降低。
5) lossy dielectric
有损耗电介质
6) Organic nutrient
有机养分
1.
【Method】 A simulated experiment was carried out to study the effect of inorganic nutrients,organic nutrients,inorganic and organic nutrients on the quantity of inoculating bio-control actinomycetes in soil under unsterilized and sterilized conditions.
【方法】采用室内模拟试验,研究自然和灭菌条件下无机养分、有机养分、无机+有机养分对土壤中接入生防放线菌数量的影响。
补充资料：介质损耗角正切试验(见电容率与损耗因数试验)
介质损耗角正切试验(见电容率与损耗因数试验)
dielectric loss tangent test
)!eZh.sunhooJ一002匕engq一e sh一yon介质损耗角正切试验(dieleetri。1055 tangenttest)见电容率与损耗因数试验。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条