solonization 中文意思是什麼
solonization
解釋
堿化作用-
The causes of devolution, desertation, salinization and solonization were analysed in two aspects : it is apparently due to overpopulation, overstocking, unreasonably using, lacking of new technique, frequent occurrence of nature disaster, small area and low output of artificial pasture and semi - artificial pasture, but the more deeply reason was that the function of grassland was not completely understood only emphasizing the economic efficiency and regrowthful resource in grassland while the ecological efficiency and its potential use were neglected
本文主要從兩方面對草原三化進行了分析，首先從表面上看有以下幾方面原因，人口多、牲畜數量多、草原利用不合理、新技術推廣差、草原自然災害頻繁、人工半人工草地少產量低。其次又挖掘了草原退化的深層原因，第一對草原資源的功能和作用的認識具有片面性，只重視草原的經濟效益，卻忽略了它的生態效益；只重視草原資源的再生性，卻忽略了它的適宜可利用性。 -
According to investigation, the devolution of rangeland in west jilin province has been increasing gradually since 1980 ' s. the investigation in da an county jilin province showed that the speed of devolution has been increased at the rate of 1 % each year since later 80 " and even heavier in 90 ' s, the speed of devolution has reached the rate of 2 % each year. the most serious devolution happened in 1992. the rate deterioration of had reached 3. 7 %. then the speed of devolution, desertation, salinization and solonization have slowed down with the increasing degree in harnessing those deteriored grassland
據調查，吉林省西部草原的退化自八十年代起呈逐年加強的趨勢，通過對大安市的詳細調查顯示，八十年代中後期，草原退化以每年1左右的速度增加，到九十年代，草原退化更加嚴重，退化以2左右的速度增加，嚴重的92年草原退化的增加速度以達到3 . 7 ，九十年代後期，隨著對草原三化治理力度的加強，草原三化的速度有所緩慢。
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