financia1ly supported by the National Natural Science Foundation of China(30170546);the Agricultural Science and Technology Spanning Program([2003]No.19),China.
In the field experiment, the effects of plant densities (75 000, 112 500 and 150 000 plants ha-1) on forage nutritive value of whole plant corn (WPC) were studied from 1999 to 2001. The results demonstrated that wit...