Research;
Institute;
Chinese;
Academy;
of;
Agricultural;
Sciences;
Beijing;
100081;
P.R.;
China;
of;
Pastoral;
Agricultural;
Science;
and;
Technology;
Lanzhou;
University;
Lanzhou;
730000;
P.R;
China;
转基因苜蓿; 过氧化物; 抗坏血酸; 耐盐性; 酶基因; Southern杂交; 过表达; 农杆菌介导转化;