The results show that nitrogen and phosphorus nutrition increase stomatal conductance of maize, but the role of nitrogen nutrition is bigger than that of phosphorus nutrition.

• 结果发现：虽然土壤乾旱条件下，氮磷均增大了玉米叶片的气孔导度，但氮对促进乾旱条件下气孔开放的作用要显著大于磷的作用；