Organic manure special for green nuisanceless farm products and preparation method thereof
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A technology for agricultural products and organic fertilizers, which is applied in the field of special organic fertilizers for green pollution-free agricultural products and their preparation, can solve the problems of the preparation process, such as difficult granulation, poor commodity performance, environmental pollution, etc., and achieves low cost, improved quality, and economic benefits. significant effect
Inactive Publication Date: 2005-01-05
广东省农业科学院土壤肥料研究所
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[0005] The purpose of the present invention is to solve the deficiencies in the prior art, to provide a special organic fertilizer for green and pollution-free agricultural products and its preparation method. " and other problems such as environmental pollution and poor product performance, and the preparation process is "difficult to granulate and dry"
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[0016] The natural humic acid selected by the inventor in the embodiment is produced in Shanxi, Shaanxi, Xinjiang, Heilongjiang and other provinces. The peanut bran powder is the leftovers of peanut oil and blended oil manufacturers, and the bean cake is the leftovers of seasoning factories. It is the leftovers of tea polyphenols production plant. The main feature of its preparation process is "secondary granulation and secondary drying". After the material is crushed, it enters the pre-mixing disc through the conveyor belt, and the binder (kaolin or bentonite) is added according to the ratio. The alkaline organic fertilizer variety is added with quicklime at the same time. After the material is pre-mixed, it is sent to the disc for granulation through the conveyor belt. Machine I, spray clear water for primary granulation, and spray dilute sulfuric acid for acidic organic fertilizer varieties at the same time. After the primary granulation, the small granules and some ungran...
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Abstract
The invention discloses a green harmless special organic fertilizer for farm produces, mixed of natural humic acid, peanut bran powder, bean cake, tea-leaf, adhesive, acid salt tolerance and regulating substance in weight ratios of 10-40 shares, 20-30 shares, 10-20 shares, 10-40 shares, 10-15 shares, and 3-8 shares, respectively; and its preparing method: crushing materials, adding in adhesive and premixing, and refining by the process 'secondary making particles, secondary drying' to make it. It has uniform and smooth particles, no phenomena of 'dirty, foul, wet, loose', etc, and no pollution to the environment, and is rich in nutrient substances of N, P, K, amino acid, S, Zn, Fe, Ca, Mg, etc, and has a pH value at 5.0-8.5; the content of heavy metals, harmful germs, hormones and drug residues is low, and it has no radiation. It can remarkably improve the quality of farm, produces, improve soil structure, and be suitable for the standard production of green harmless farm produces.
Description
technical field [0001] The invention relates to the technical field of organic fertilizers, in particular to a special organic fertilizer for green and pollution-free agricultural products and a preparation method thereof. Background technique [0002] At present, there is an upsurge of ecological agriculture in the world, and green food has become the new favorite of consumers. The production and consumption of green food and organic food is becoming a social fashion. With my country's accession to the World Trade Organization, my country's agricultural development is facing severe challenges. The quality and safety of agricultural products has become an obstacle to my country's agricultural products entering the international market, seriously restricting the development of my country's agriculture and rural economy. "Green food" and "Safe food" has gradually become the focus of attention. For this reason, the Ministry of Agriculture has held many...
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