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g d hubble
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Soil factors in crop production in a semi-arid environment
J. S. Russell, G. D. Hubble · University of Queensland Press in association with the Australian Society of Soil Science
327 sayfa · 1977
Arid soils / Arid regions agriculture / Soils, australia / Soil ecology / Arid regions
The soils and land use potential of the Lower Burdekin Valley, North Queensland
G. D. Hubble · Commonwealth Scientific and Industrial Research Organization Division of Soils
Sayfa sayısı yok · 1953
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