Inbred lines A 40,Q 3 and Xu 178 are insensitive to LNS and belonged to N high use efficiency lines to LNS,while the lines of Fengke 1,Shen 99-718,Q 2 and Zong 3 are sensitive to LNS.

• A 40,Q 3和许178等自交系对N胁迫反应不敏感,是低N条件下N素高效利用自交系,而凤可1,沈99-718,Q 2和综3等自交系对N胁迫反应敏感;