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| 19 | Tominian - ZAI-1 | Zai - a technique for cultivating degraded soils which have develped a crust; "Zai" planting holes filled with compost, are used on the most severely degraded land, to break the soil crust and bring the land back into production. They can encourage the natural regeneration of tree cover by providing good conditions for seeds to germinate |
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| Total images: 19 |