3[1]Black C A.Methods of soil Analysis[M].Edit Chief.Part Ⅰ.Elsevier Press,1985,156-160.
4[2]土壤水分测定编写组编著.土壤水分测定方法[M].北京:水利电力出版社.1986.
5[5]Merrill S D,Rawlins S L.Field measurements of soil water potential with thermocouple psychrometer[J].Soil Science,1972,(113):103-109.
6[6]Rawlins S L,Dalton F N.Psychometric measurements of soil water potential without precise temperature control[J].Soil Sci.Soc.Amer.Proc.,1967,(31):297-301.
