灌园

灌园灌园
  1. 测定了3种梨园&不灌覆盖园、不灌无覆盖园和灌溉园不同土层中有机质、全氮、全磷、全钾和速效氮、速效磷、速效钾的含量。

    The contents of organic matter , total nitrogen phosphorous and potassium , and effective nitrogen , phosphorous and potassium at different layers of soil in mulched irrigated .

  2. 蓄水坑灌条件下苹果园棵间蒸发试验研究

    Study on Apple Orchard Soil Evaporation of the Water Storage Pit Irrigation