date:Oct 11, 2012
y grew 20 to 40 bushels an acre, and actually in some areas close to zero yield.
In addition to gaining productivity from those marginal areas, switchgrass and miscanthus can improve the soil. Since they are perennials, during the fall they are developing roots and storing carbon below ground.
Carbon being stored below ground has an amazing effect on soil, Kitchen said. Some of the carbon will slough off, providing food for soil microbes. When you have a very active microbial pool in the soil,