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Soil conservation policies, institutions, and incentives
Harold G. Halcrow, Earl Orel Heady, M. L. Cotner · Published for North Central Research Committee 111, Natural Resource Use and Environmental Policy by the Soil Conservation Society of America
330 sayfa · 1982
Incentives in soil conservation / Soil conservation / Congresses / Government policy
Orël Larisa Gavrilovna (1941-2021)
L. G. Orël, M. V. Kurmesha · Izdatelʹ Shurygin V. E.
95 sayfa · 2021
Local history / Sources / Archival resources / Research / Anniversaries