| 摘要 |
PROBLEM TO BE SOLVED: To obtain a crop nutrition assistant having an excellent effect on the growth of crops, etc., by incorporating oligosaccharide into vinegar. SOLUTION: This nutrition assistant is effective in promoting the growth of a crop, greening the crop, extending its period, improving the resistance of the crop to diseases, increasing the fruition of a fruit tree, decreasing the falling, improving the saccharinity and taste of the fruit, improving the color and skin gloss of the fruit and improving the durability of the crop. The vinegar to be used consists essentially of 4-5% acetic acid, and brewed vinegar, synthetic vinegar and an aq. acetic soln. are exemplified. The crop nutrition assistant can be powdered by spray drying, or the assistant is adsorbed on the adsorptive material such as peat, humic acid-base material, charcoal, zeolite, vermiculite, bentonite, polyethyleneimine-base material, PVA-base material, etc., and powdered. |
