21 julio 2015
Controlled burning is widely used to maintain biodiversity and enhance regeneration of important deciduous tree species such as oak and hickory, but a recent study found that this practice also increases the growth of an aggressive species of invasive grass.img src=»http://feeds.feedburner.com/~r/sciencedaily/~4/FuChBVkpyrE» height=»1″ width=»1″ alt=»»/
http://feeds.sciencedaily.com/~r/sciencedaily/~3/FuChBVkpyrE/150721111301.htm
