Effects of Application of Three Soil Conditioners on Yield and Quality of Farmland-Cultured ginseng 三种土壤改良基质对农田栽培人参产量及质量的影响
Application of soil conditioners to the soil of potting flower-plants 土壤结构改良剂在盆栽花卉土壤上的应用研究
Effects of some water retention materials as soil conditioners on improving grass seedling emergence under dry and saline soil conditions 土壤调理剂对旱、盐条件下草种萌发的影响
The chemical regulation method studied in the paper applied soil conditioners to the soil. Polyacrylamide ( PAM) and phosphor-gypsum ( PG) are known to be good soil conditioners for maintaining soil structure and increasing infiltration. 本文所采用的化学方法是在土壤表面施加土壤结构改良剂,结构改良剂的主要成分为聚丙烯酰胺(PAM)与磷石膏(PG)。
Study on Effect of Using Three Soil Conditioners to Phosphorus Validity of Soda-alkali Soil 不同改良剂对苏打碱土磷有效性影响的研究
Preparation and effect of some soil conditioners 几种土壤结构改良剂的制备及其效用