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PA27: Chasing the nutrients for my crop

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PA28: Hand and soil: intensive small scale organic vegetable production with a successful marketing concept

1 fichier·s 307.25 KB
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PA29: Effect of joint use of different fertilizers for improved nutrient use efficiency in horticulture in Bulgaria

1 fichier·s 315.97 KB
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PA30: Using slow-release fertiliser to increase nutrient use efficiency

1 fichier·s 314.33 KB
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