Soil conservation.

Overview
Works: 46 works in 24 publications in 24 languages
Titles
Soil erosion and conservation / by: (Language materials, printed)
World soil erosion and conservation / by: (Language materials, printed)
Soil erosion and conservation / by: (Language materials, printed)
Mycorrhizal networks by: (Electronic resources)
Irrigation and drainage engineering by: (Electronic resources)
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Subjects
 
 
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