| 摘要 |
PURPOSE: An environmentally-friendly organic agricultural product is provided to prevent soil pests and to ensure rich organic materials. CONSTITUTION: An environmentally-friendly organic agricultural product contains 40-500 ppm(0.004-0.005%) of azadirachtin, 1-30 weight% of leaf tobacco, 35-90 weight% of organic materials, and 2-35 weight% of soil pest preventing ingredients. The organic materials are neem meal, soybean meal, castor, compost, sawdust, molasse, or rice hulls.
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