The Effect of planting row distance and nitrogen rate on switchgrass were carried out from 2009 to 2010 at China Agricultural University Experimental Station, Daming County, Hebei Province. The research were focused on the plant spacing and fertilizer on the growth of Panicum virgatum, feed quality and value of energy. The main results are as follows:
1. Effect of row distance and nitrogen rate on the growth of switchgrass
Different treatment on the plant height and dry yeild has different affect in...