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- Soil bulk bensity 土壤容重
- Zhang Y P,Zhu D F,Lin X Q.Roots distribution of rice in field and its relation to soil bulk density[J].Chinese J.Rice Sci.,2003,17(2):141-144. [7]张玉屏;朱德峰;林贤青.;田间条件下水稻根系分布及其与土壤容重的关系[J]
- EM microbial compost could decrease soil bulk density, increasing soil water content and improving the environment of crop growth. EM微生物堆肥能在一定程度降低土壤容重,增加土壤含水量,改善作物的生长环境。
- Then the changes of the soil bulk density and the resistan ce of plough draft under different treatments were measured and the tractor ener g y consumptions were calculated. 一般情况下,小拖的压实深度在耕层以内,可以通过耕翻土壤加以消除,而大型机器产生的压实将会在耕层以下形成积累。
- The content soil available N, P and K and soil bulk density of vineyard in Dough and kaleyard in Beichen were analyzed in order to enhance crop yield and quality. 摘要为了提高作物的产量和品质,做到配方施肥,采集了天津市东丽地区葡萄园和北辰区菜园土壤样本,测定了土壤速效氮、速效磷、速效钾的含量以及土壤容重。
- Liu W G, Chen Y, Shan L.Effects of soil bulk density on ABA concentration in xylem sap and stomatal conductance of maize (Zea mays L.) plant under different soil water conditions. 刘晚苟;陈燕;山仑.;不同土壤水分条件下土壤容重对玉米木质部汁液中ABA浓度和气孔导度的影响
- The results showed that the soil bulk descended and the soil porosity of surface layer increased under the rotational grazing compared with that under continuous grazing. 结果表明:划区轮牧与自由放牧相比,表层土壤容重下降、孔隙度增加、土壤机械组成优化;
- Results indicated that the application of green manuresmay decrease the soil bulk density affectively and adjust the soil pH,meanwhile it may also result the soil microbial biomass to increase greatly. 试验结果表明,绿肥翻压可以有效地降低土壤的容重和土壤的pH值,提高土壤的有机质,同时能促进土壤中微生物数量的大量增加。
- Key words: soil bulk density (SBD); 关键词:土壤容重;
- Some plants push their roots deep into the soil. 一些植物的根深深长入土中。
- Such crops won't grow in limy soil. 这类作物不能在石灰质的土壤中生长。
- What shall we grow in this alkaline soil? 我们应该在碱性土壤里种什么?
- There are a lot of worms in the soil. 泥土中有许多蠕虫。
- Water has permeated (through) the soil. 水已渗遍那片土壤。
- There are some clods of soil on the mat. 垫子上有些土块。
- The earth in the garden is good, soft soil. 花园里的泥土松软肥沃。
- This kind of soil contains much alkali. 这种土壤含碱丰富。
- She makes her living from the soil. 她以务农为生。
- Effects of soil bulk density on soil physical properties and wheat growth 土壤容重对土壤物理性状和小麦生长的影响
- Grass will not succeeded in this dry soil. 在这种干燥土壤中草不会成活。