Αποτελέσματα αναζήτησης - "Conservation tillage"

A Systems approach to conservation tillage /

Θέματα: “…Conservation tillage.…”

Crop production with conservation in the 80's : proceedings of the American Society of Agricultural Engineers Conference on Crop Production with Conservation in the 80's, December...

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Controlling weeds with fewer chemicals : how to cut your herbicide costs and protect the environment /

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Tillage systems for soil and water conservation / από Unger, Paul W.

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Regional action learning programme development of conservation farming systems : report of the inaugural workshop, Chiang Mai, Thailand, 23 February-1 March, 1990 /

Θέματα: “…Conservation tillage Asia.…”

Regional action planning programme on the conservation farming system : report of the review workshop, Lumut, Perak, Malaysia, 26-30 August 1991 /

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