(2) Soil Membranous water held by hydrogen bonding liquid state in water film major source of water for plants greater energy than adhesion water
（2）Soil Membranous water ： • held by hydrogen bonding • liquid state in water film • major source of water for plants • greater energy than adhesion water
Sketch map of membranous water
Sketch map of membranous water
(3) Soil capillary water Capillary water- The water held in the capillary"or small pores of a soil usually with a tension >60 cm of water Capillary water includes capillary hanging water and capillary rise water
（3） Soil capillary water ： Capillary water-The water held in the “capillary” or small pores of a soil, usually with a tension >60 cm of water. Capillary water includes capillary hanging water and capillary rise water
Capillarity 0.1-1mm Capillarity obvious 0.05-0.1mm Capillarity strong 0.05-0.005mm Capillarity very strong 〈0.001mm Capillarity disappears Water is drawn up into the capillary tube
Capillarity： 0.1-1mm Capillarity obvious 0.05-0.1mm Capillarity strong 0.05-0.005mm Capillarity very strong 〈0.001mm Capillarity disappears Water is drawn up into the capillary tube
Capilla hanging water sketch map Soil particle
Soil particle Capillary hanging water sketch map