soil acidification造句
例句与造句
- Analysis on adjusting and control forest soil acidification
浅论森林土壤的酸化与调控 - Effects of atmospheric nitrogen deposition on forest soil acidification
大气氮沉降对森林土壤酸化的影响 - Study on the characteristic and cause of vegetable soil acidification in the area of southern jiangsu province
苏南菜地土壤酸化特点及成因分析 - Moreover , it means improvements in fertilizer use efficiency such as a better nutrient balance to counter depletion of soil nutrients and soil acidification , better application techniques to improve nutrient uptake and to reduce nutrient losses , and overall improvements of crop husbandry
更确切地说：是要通过平衡施肥提高肥料利用率和防止土壤养分过度损耗及土壤酸化，改善施肥技术以提高养分吸收，减少养分流失，从而全面改善作物生产。 - So far , most related researches and achievements have showed that acid rain has certain impact on functions of a soil ecosystem . such as leaching of soil base - exchangeable ions , heavy metals and microelements , nitrogen , contents of sulfur and phosphorus nutrients , soil acidification , population and activities of soil microbes , soil buffer capacity , soil sensitivity to acid rain , soil structure and weathering status of soil minerals , and so on
现有的大量研究表明，酸雨对土壤生态系统的功能特性，包括土壤的盐基离子以及重金属与微量元素的淋溶、土壤营养、土壤酸化、土壤微生物数量及其活性、土壤缓冲性能、土壤对酸雨的敏感性、土壤结构、土壤矿物风化等方面均会产生一定的影响。 - It's difficult to find soil acidification in a sentence. 用soil acidification造句挺难的
- This article , with the help of gis , first uses geostatistics to study temporal and spatial changing of soil fertility factors , such as oganic matter total n total p , total k available k available p ph and cec , in wujin city in nearly 20 years , and draws these conclusions : soil acidification of large area exists in the city , the content of n is generally lower but it tends to rise , the content of p and k is lower and it ' s still lowering , the content of organic matter is medium but it tends to add , cec ' s quality grade is higher but its content is lowering
土壤肥力质量时空演变对于农业生态与社会、经济的持续发展意义重大，而gis在土壤肥力质量评判中发挥日益重要的作用。本文首先基于gis支持下，运用地统计学，研究了武进市近20年全n 、全p 、全k 、有效p 、有效k 、 ph 、 cec和有机质等土壤肥力要素的时空分异状况，得出：存在大面积土壤酸化现象、 n素含量总体较差但趋于提高、 p素和k素含量较低且继续降低、有机质含量中等但有增加趋势、 cec质量等级较高但含量趋下降。 - Agricultural intensification plays an important role in stabilizing the food production in china , while bringing about an increasing negative impact on the soil and eco - environment as a result of the long - term highly - intensive land use and agricultural chemical overuse , thus leading to degradation of soil physical , chemical and biological properties , which are demonstrated as soil nutrient imbalance , soil acidification , pollutant accumulation , and biodiversity deterioration and posing serious stress and threat to the ecosystem per se and the environment
摘要集约化农业对保障我国粮食安全发挥了巨大的作用，但其长期的土地高强度利用和农用化学品过量投入的负面影响也日益显现，导致的以土壤养分失衡、土壤酸化、有害物质积累、生物多样性衰退等为主要表现形式的土壤物理、化学和生物学退化，给生态系统本身与环境都带来了巨大压力和严重威胁。 - Agricultural intensification plays an important role in stabilizing the food production in china , while bringing about an increasing negative impact on the soil and eco - environment as a result of the long - term highly - intensive land use and agricultural chemical overuse , thus leading to degradation of soil physical , chemical and biological properties , which are demonstrated as soil nutrient imbalance , soil acidification , pollutant accumulation , and biodiversity deterioration and posing serious stress and threat to the ecosystem per se and the environment
集约化农业对保障我国粮食安全发挥了巨大的作用，但其长期的土地高强度利用和农用化学品过量投入的负面影响也日益显现，导致的以土壤养分失衡、土壤酸化、有害物质积累、生物多样性衰退等为主要表现形式的土壤物理、化学和生物学退化，给生态系统本身与环境都带来了巨大压力和严重威胁。
