| abstract |
The present invention relates to a plant nutrient for grape cultivation comprising a coffee by-product, charcoal powder and microbial preparation and a method for manufacturing the same, the coffee by-product 30 to 50% by weight, charcoal powder 20 to 30% by weight and microbial agent 20 to 40% by weight It is characterized by including the technical features, increase calcium content, promote growth, sweetness of fruit, increase hardness, as well as prevent phenomena, heat and soil acidification, and has the effect of decomposing insoluble phosphoric acid and salts. |