|Appearance || Black Powder |
| Humic acid (dry basis) ||70.0%min |
|Organic matter || 85%min |
| Total Nitrogen( dry basis) || 2.0%min |
| Moisture ||18.0%max |
| C.E.C || 350meq/100g |
| pH || 3.0-5.0 |
| Sieve residue (0.5mm) || 5.0%max |
1.The amino acid can make crop grow strongly and enhance the crop having characters for drought resistance ,cold resistance,lodging resistance ,repeated_ planting resistance and salt and alkali resistance.in addition,the amino acid fertilizer makes the vegetable and fruit's appearance fresh, good looking and delicious tasting,it also improves the quantity,value and competitive strength.
2.The organic matter can improve effectively soil ,break hardened ,enhance the characteristic of water and fertilizer remaining,improve soil quantity, and increase production.
3.The humic acid can retain water to preserve soil moisture ,decrease the content of P and K in soil, enhance grow for crop's root system ,blockade plant disease and prevent blast disease and foot rot.
4.The nutrient of N.P.K and trace element can enhance crop grow healthily,improve production ,prevent effectively and decrease physiology plant diseases,decrease pesticide using.
The compound of organic and inorganic can advance utilization rate of fertilizer ,decrease production cost ,and improve income.
The fertilizer has stable function and can reduce environmental pollution.
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Effects of Organic Manure Application with Chemical
To evaluate the effect of organic manure application with chemical fertilizers on rice yield and soil fertility under long-term double-rice cropping system, a six year