Learn from each other
Friends, stick your harvests and learn from each other, so that you add more knowledge
I found that the grass has a fixed role of water, there is more humid on the grass areas. We have measured the exposed roots, they are three meters long, The teacher said, some roots buried underground are longer and deeper. He likes mother's arms, clinging tightly to the soil, so it will be difficult to drain the water and soil.
Apr. 14, 2009