Sökresultat - (((( walter conservation ) OR ( water conservation ))) OR ( water consultation ))

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  1. 81
    Soil and plant testing as a basis of fertilizer recommendations /

    Soil and plant testing as a basis of fertilizer recommendations / av Cottenie, A.

    Publicerad 1980
    Bok

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  2. 82
    Application of nitrogen-fixing systems in soil improvement and management

    Application of nitrogen-fixing systems in soil improvement and management av Hamdi, Y.A

    Publicerad 1982
    Bok

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  3. 83
    Organic recycling in Asia papers presented at the FAO /SIDA Workshop on the Use of Organic Materials as Fertilizers in Asia, held in Bangkok, 26 October-5 November 1976.

    Organic recycling in Asia papers presented at the FAO /SIDA Workshop on the Use of Organic Materials as Fertilizers in Asia, held in Bangkok, 26 October-5 November 1976.

    Publicerad 1976
    Bok

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  4. 84
    Organic recycling in Africa papers presented at the FAO /SIDA Workshop on the use of Organic Materials as Fertilizers in Africa, held in Buea, Cameroon, 5-14 December 1977.

    Organic recycling in Africa papers presented at the FAO /SIDA Workshop on the use of Organic Materials as Fertilizers in Africa, held in Buea, Cameroon, 5-14 December 1977.

    Publicerad 1980
    Bok

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  5. 85
    Incised channels : morphology, dynamics, and control /

    Incised channels : morphology, dynamics, and control / av Schumm, Stanley Alfred, 1927-

    Publicerad 1984
    Bok

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