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b w avery
14 cilt bulundu.
Cilt sonuçları
Soil survey methods
B. W. Avery · Soil Survey and Land Research Centre
86 sayfa · 1987
Soil surveys / Soil mapping / Soil science
Furious Flower
Joanne V. Gabbin, · Triquarterly
Mineralogy of clayey soils in relation to soil classification
B. W. Avery · Rothamsted Experimental Station
64 sayfa · 1977
Classification / Clay soils / Soil mineralogy / Soils
Soil survey field handbook
John Michael Hodgson, B. W. Avery · Soil Survey of Great Britain (England and Wales)
99 sayfa · 1974
Soil profiles / Soil surveys / Handbooks, manuals





