Результаты поиска - International Soil Reference and Information Centre (The Netherlands)

Sisal production and soil fertility decline in Tanzania / по Hartemink, Alfred E.

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The impact of parent material on soil fertility degradation in the coastal plain of Tanzania / по Hartemink, Alfred E.

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Soil fertility decline and fallow effects in ferralsols and acrisols of sisal plantations in Tanzania / по Hartemink, Alfred H.

“...International Soil Reference and Information Centre (The Netherlands)...”