Thinking of rice breeding in 21 st century
zhang hai-bo1; zhang hong-jun2(1 corps institute of shenyang agri-sciences academy; shenyang 110034; china; 2 corn institute of shenyang agri-sciences academy; shenyang 110034; china)
Influence of Nitrogen applying in different levels on physiological characteristics of root system of rice
liu zhe1; ma dian-rong2; chen wen-fu3(1 agricultural department key laboratory of physiologic and ecologic genetic breeding; shenyang 110161; china; 2 liaoning province northern japonica rice breeding key laboratory; shenyang 110161; china; 3 rice research institute of shenyang agricultural university; shenyang 110161; china)