【摘要】 利用吸水树脂抗旱保肥性能，解决了烤烟适时移栽。研究了吸水树脂对烤烟生长发育、肥料利用率、烟叶产量、烟叶Ｎ、Ｐ、Ｋ含量及烟叶光合、蒸腾和水利用效率的影响，确定了烤烟栽培中吸水树脂的应用效果。更多还原

【Abstract】 Goodtime transplantation of tobacco crop was investigated by use of drought resistance and fertilizer preservation of water uptake resin, whose effects were examined on the crop′s growth, fertilizer utilization, yield, the contents of N, P, and K gradients and photosynthesis, evapotranspiration and water availability.更多还原