水分

• All the water retained in a soil is not equally available to plants .
  保留在土壤中的全部水分对植物的有效性是不一致的。
• The pores of this rock contain water that seeps down through the earth .
  那些多孔岩石的微孔中含有从地球上渗下来的水分。
• Changes in soybean water status have also been measured by beta ray gauging .
  大豆水分状况的变化也已用射线计量器测出。
• Their seedlings compete equally well under certain light and moisture regimes .
  幼苗在一定的光照和水分条件下平等地进行竞争。
• Water storage in soil organic horizons is a further factor to consider .
  在土壤有机质中的水分贮积是一个值得进一步考虑的因素。
• In water analysis it is important to differentiate between apparent and true color .
  在水分析中区别表现色度和真实色度是重要的。
• Water deficit is influenced by the level of soil water potential at the root surface .
  水分亏缺是受根系表面土壤水势高低影响的。
• The air picks up moisture from the polar ice cap and bodies of water it may pass over .
  空气从它可能经过的北极冰帽和水域吸收水分。
• Animals take in water by drinking, but it is also available to them in their food .
  动物通过饮水摄取水分，也可以从它们的饲料中摄取。
• In seeds of most varieties imbibition of water takes place rapidly following planting .
  大多数品种种子的水分吸胀作用在播种后进行很快。