茅草多,有水窝。植物的生长都要求较好的土壤水分条件,在地下水丰富的地方,往往生长着一些特殊植物群落,如在芨芨草群、马蔺群生长的地方,常可找到地下水。山势起伏连绵,草木繁茂又抗霜御寒,也说明有地下水的存在。泡沫冒处,必有潜水炎热天气,地面经常保持潮湿,冬天有水汽上升,并凝结有霜;在下湿地里,耕后浊水很快变清;烂泥地上,有泡沫冒起。这些 Thatched grass, water nest. Plant growth requires better soil moisture conditions. In places where groundwater is abundant, some special plant communities often grow. Groundwater can often be found where the Achnatherum splendens and Iris grow. Rolling hills, lush vegetation and frost, but also shows the existence of groundwater. Bubble take place, there must be diving hot weather, the ground often keep moist, winter water vapor rise, and condensation frost; in the wetlands, tilling muddy water quickly become clear; mud on the ground, there is foam uprising. These ones