A gamma-ray transmission method for the measurement of soil density in field tillage studies

Journal of Agricultural Engineering Research - Tập 13 - Trang 340-349 - 1968
B.D. Soane1
1N.I.A.E. Scottish Station, Penicuik, Midlothian, Scotland

Tài liệu tham khảo

Fountaine, 1958, The physical requirements of plants as criteria for soil structure, 30 Kuipers, 1963, The objectives of soil tillage, Neth. J. agric. Sci., 11, 91 Fountaine, 1952, The effect of tractors on volume weight and other soil properties Smith, 1963, Absorption characteristics of soils for cobalt-60 gamma rays, Trans. Am. Soc. agric. Engrs, 6, 209, 10.13031/2013.40868 Smith, 1967, Soil moisture measurement using gamma transmission method, Trans. Am. Soc. agric. Engrs, 10, 205, 10.13031/2013.39635 Vomocil, 1954, In situ measurement of bulk density of soil by gamma ray absorption technique, Soil Sci., 77, 341 Baganz, 1963, Einige Spannungs—und Verdichtungsmessungen unter Schlepperlaufwerken, Dt. Agrartech., 13, 180 Reginato, 1964, Soil water measurement with gamma attenuation, 28, 721 Merriam, 1964, Trend-surface analysis of regional and residual components of geological structure in Kansas, Spec. Distribution Publ. 11, Kansas St. geol. Surv.