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ប្រភេទកសិវិទ្យា: កាត់បន្ថយធាតុចូល និងការកៃច្នៃឡើងវិញ ពាក្យគន្លឹះកសិអេកូឡូស៊ី: ការត្រួតពិនិត្យធាតុបញ្ចូលគីមី​ ប្រទេស: ប្រទេសឡាវ

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  • Bio-extracted Liquid Fertilizer

    This leaflet provides simple instructions for producing and using bio-extracted liquid fertilizers made from leaves, fruits, and snails, as well as organic compost. It explains...

  • Techniques for Producing Insect Repellents

    This leaflet explains simple techniques for producing natural insect repellents from local plants and household ingredients. It provides several herbal formulas, preparation...