Effect of NanoTiO<sub>2</sub> on Mass Ratio of Nitrate Nitrogenand Activity of Nitrate Reductase in Soil#br#

FENG Baogen, GUO Ping, LI Linhui, SUN Ying, CHEN Weiwei

Journal of Jilin University Science Edition . 2018, (6): 1570 -1576 .