【改善农作物氮使用效率与产量】Xiaorong Fan^aZhong Tang^aYawen Tan^abYong Zhang^aBingbing Luo^bcMeng Yang^dXingming Lian^dQirong Shen^bAnthony John Miller^c1 andGuohua Xu^ab1. Overexpression of a pH-sensitive nitrate transporter in rice increases crop yields. PNAS 2016