alkali-hydrolyzable nitrogen造句

• The decrease of organic matter and the increase of alkali - hydrolyzable nitrogen of the hydrogen treatment were higher than the control , and urease activity , nitrogen fixation arnmonification had the same tendency , and amino acids had also changed . hi addition , comparing the control , ph of hydrogen treatment was increase and eh was decrease , and microbe mass was also too
  与对照相比，氢处理培养有机质减少量小、碱解氮的增量高，脲酶活性、固氮能力、氨化作用都较强，并且不同种类的氨基酸也表现出各自相应的差异来。此外，土壤经氢处理后，土壤的ph上升， eh下降，土壤微生物生物量也呈减少趋势。