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soil porosity中文是什么意思

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用"soil porosity"造句"soil porosity"怎么读"soil porosity" in a sentence

中文翻译手机手机版

  • 土的空隙度
  • 土壤多孔性
  • 土壤空隙度
  • 土壤孔隙度
  • 土壤孔隙率

例句与用法

  • It concluded 56 that ferrisols aggregate breakdown was caused by the pressure produced by the entrapped air in the soil porosity when fast wetting , which indicated that ferrisols erosion was most severe in the sudden heavy rain in the nature
    富铁土团聚体的崩解主要是由土壤快速湿润时,挤压孔隙内的闭塞空气而产生的压力,说明富铁土土壤在突降暴雨时侵蚀最严重。
  • They decrease soil bulk density , increase soil porosity and soil saturated water content . the result of straw mulch is best , plastic mulch is better . the movement of soil water in gneiss area of tai - hang mountain has following regulation
    其中以秸秆覆盖的效果最好,其次为地膜覆盖;太行山片麻岩区土壤水分运动有如下规律,土壤含水量随土壤深度的增加而逐渐降低。
  • ( 6 ) in agroforestry and contour hedgerow treatments , soil structure and soil texture is improved with soil bulk density decreasing and soil porosity and capillary pore increasing . finally , water - holding capacity is improved . ( 7 ) soil loss in small plots of comprehensive management treatments is significantly lower than that in control
    … )实施农林复合经营和生物篱埂技术可明显的改善土壤结构,降低土壤容重,增加上壤总孔隙度和毛管孔隙度,从而提高土壤的保水持水性能。
  • The result indicated that straw mulching could increase soil porosity by 2 . 88 % - 5 . 76 % , reduce soil bulk density by 1 . 86 % - 3 . 73 % and the content of soil water with straw mulching was higher than that with no straw mulching treatment ( ck1 ) at different growth stage , improve water - stable aggregate ; and increase soil organic matter , available n , available p , available k , improve soil perviousness and soil retention of water and fertilizer
    研究结果表明,与对照ck1 ,相比,秸秆覆盖可使土壤总孔隙度增加2 . 88 % ~ 5 . 76 % ,土壤容重降低1 . 86 % ~ 3 . 73 % ,并且各生育期覆盖处理的土城含水量均比对照高,并且秸秆覆盖还田对促进土壤团粒结构形成具有较大作用,改善了土坡通透性和保水保肥性;同时秸秆覆盖还田使土壤有机质、全氮、速效氮、速效磷、速效钾得到明显提高,从而培肥地力。
  • Soil saturated capacity , capillary capacity , total porosity and capillary porosity showed the trend of the " u " during the successional course of artificial forest , namely , they reduced on the early successional stages , after picea reached mature forest , soil porosity recovered slowly . the content of natural water was mainly affected by capillary porosity . from soil chemical properties analysis , the content of soil organic , humus , ha , fa and ha / fa of topsoil was more than that of bottom layer
    即人工云杉幼林向成熟林演替阶段,土壤饱和持水量、毛管持水量及总孔隙和毛管孔隙则减少,在40年生云杉林达最低值,之后随着云杉自疏,微生态改善,林地凋落物分解加快,土壤饱和持水量、毛管持水量及总孔隙和毛管孔有上升的趋势,毛管持水量是决定林地自然含水量的主要因子。
  • Ploughing deeper and corn residues might promote formation of soil aggregated structure , decrease soil bulk density , relax solum , decrease soil porosity , raise soil permeability , improve soil structure and holding - water capability , create better soil biology condition for growth of crop , and coordinate water , fertilizer , air and heat etc . to prevent the fertility deterioration of the corn belt phaeozem and ameliorate soil , it is need to reform tillage and fertilizer application for the corn belt phaeozem in the central part of jilin
    针对吉林玉米带黑土土壤退化现象,从黑土玉米的耕作制和施肥制的改革入手,并结合农村现有机械和技术水平,采用玉米“轻主重辅”三三耕作制和玉米“一稳二减三补”施肥技术,提出吉林玉米带黑土土壤调控技术体系。
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