References
- Clarke , G. R. 1957 . The Study of the Soil in the Field , Oxford : Clarendon Press .
- Hansen , G. K. 1975 . A dynamic continuous simulation model of water state and transpiration in the soil-plant-atmosphere system. I. The model and its sensitivity . Acta Agric. Scand. , 25 : 129 – 149 .
- Hansen , G. K. 1977 . “ Beskrivelse af simuleringsmodellen “Heimdal” . In Simuleret Planteproduktion , Edited by: Hansen , G. K. , Jakobsen , B. F. and Sv. Jensen , E. Copenhagen : Hydrotekn. Laboratorium . 1976
- Hansen , G. K. . A model for temperate European Vegetative Crops . 1980 , Bern. pp. 239 – 260 .
- Madsen , H. B. 1979 . Jordbundskartering og bonitering . Folia Geogr. Danica , X : 5
- Marsh , B. B. 1971 . Measurement of length in random arrangement of lines . J. Appl. Ecology , 8 : 265 – 267 .
- Millington , R. J. and Quirk , J. P. 1961 . Permeability of porous solids . Trans. Fara. Soc , : 1200 – 1207 .
- Monteith , J. L. 1965 . “ Evaporation and environment ” . In The Stale and Movement of Water in Living Organisms , Edited by: Fogg , G. E. New York, London : Academic Press .
- Nevoman , E. I. 1966 . A method of estimating the total length of root in a sample . J. Appl. Ecology , 3 : 139 – 146 .
- Petersen , V. E. 1966 . Lærebog i matrikelvæsen , Copenhagen : D.S.R. .
- Sheffer , F. and Schachtschabel , P. 1976 . Lehrbuch der Bodenkunde , Stuttgart : Ferdinand Enke Verlag .
- Soil Survey Staff . 1975 . Soil Taxonomy , Washington, D.C. : U.S. Dep. Agric, U.S. Govt. Print. Office .
- Tabatabei , M. A. and Bremner , J. M. 1970 . Use of the leco automatic 70-second carbon analyzer for total carbon analysis of soils . Soil Sci. Soc. Am. Proc. , 34 : 608 – 610 .