ultisol

听听怎么读
是什么意思
  • 释义

    老成土;

  • 学习怎么用

    权威例句

    Biochars Impact on Soil-Moisture Storage in an Ultisol and Two Aridisols
    Correcting soil acidity of a highly weathered Ultisol with chicken manure and sewage sludge
    Comparison of the ameliorating effects on an acidic ultisol between four crop straws and their biochars.
    Long-term changes in organic carbon and nutrients of an Ultisol under rice cropping in southeast China
    Distributions of zinc, copper, cadmium and lead in a tropical ultisol after long-term disposal of sewage sludge
    CO₂ emission in a subtropical red paddy soil (Ultisol) as affected by straw and N-fertilizer applications: A case study in Southern...
    Early effects of tillage and crop rotation on arbuscular mycorrhizal fungal propagules in an Ultisol
    The amelioration effects of low temperature biochar generated from nine crop residues on an acidic Ultisol.
    Effects of tillage systems on soil characteristics, glomalin and mycorrhizal propagules in a Chilean Ultisol
    Immobilization of Cu(II), Pb(II) and Cd(II) by the addition of rice straw derived biochar to a simulated polluted Ultisol