"sodium humate"
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Engrais organique d'acide humique de poudre d'humate de sodium noir soluble dans l'eau pour l'agriculture
Water Soluble Black Sodium Humate Powder 100% Purity Humic Acid Organic FertilizerProduct introductionSodium humate is primarily derived from coal-based raw materials such as weathered coal, peat, and lignite. It is naturally formed during the metamorphism of peat and lignite, or produced via ...
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Poudre d'humate de potassium pour les plantes
Soluble Organic Humic Acid Fertilizer Soil Conditioner Potassium Humate Powder for Plants Product Introduction Soil humic acid is innate and mainly a mixture of a special type of macromolecular organic compounds formed by plants under the action of microorganisms. Coal humic acid is a mixture of a ...