Yu T J, Zhang L, Gu S Y, Li T, E W D, Wang Z H.Effects of different planting density and nitrogen rates on biological yield and agricultural traits of silage maize dongqing1.

• 于天江；张林；谷思玉；李陶；鄂文弟；王振华.；种植密度和施氮水平对东清一号青贮玉米生物产量及农艺性状的影响