CN1082498C

CN1082498C - Quick dissolving zinc selenium composite fertilizer and making method

Info

Publication number: CN1082498C
Application number: CN95112086A
Authority: CN
Inventors: 吴敦虎; 冯义昌
Original assignee: Individual
Current assignee: Individual
Priority date: 1995-10-27
Filing date: 1995-10-27
Publication date: 2002-04-10
Anticipated expiration: 2015-10-27
Also published as: CN1139655A

Abstract

The present invention relates to instant zinc and selenium compound fertilizer and a preparation method thereof. Nine trace elements with the performance of easy dissolution in water and the complexation function, such as metaphosphate, urea, potassium chloride, sodium acetate trihydrate, zinc sulfate, selenium dioxide, orthoboric acid, etc. are used as ingredients of the instant zinc and selenium compound fertilizer. After water is added into the instant zinc and selenium compound fertilizer, the instant zinc and selenium compound fertilizer is dissolved into leaf surface spraying fertilizers, the zinc content and the selenium content are as high as 20 to 100 mg/l, the crop yield is improved, and the zinc content and the selenium content are increased. The preparation method has the steps that first, compounds of trace elements such as zinc, selenium, boron, magnesium, etc. are proportionally mixed and finely ground; then, the obtained materials are uniformly mixed with quantitive nitrogen fertilizers, phosphorus fertilizers, potash fertilizers, etc. Thus, production equipment for producing the instant zinc and selenium compound fertilizer is simple, the transportation is convenient, and the water adding spraying is safe and reliable. The instant zinc and selenium compound fertilizer has the characteristics of capability of combined use with pesticides, simple operation, high efficiency, wide application range, etc.

Description

Quick dissolving zinc selenium composite fertilizer and preparation method thereof

Quick dissolving zinc selenium composite fertilizer of the present invention and preparation method thereof; Its composite fertilizer is made up of trace elements such as nitrogen, phosphorus, potassium and zinc thereof, selenium, copper, boron, molybdenums; Its making method is the special preparation technology that is used to produce quick dissolving zinc selenium composite fertilizer.

In the prior art field that produces chemical composite fertilizer, general common full-elementary fertilizer also contains trace elements such as zinc, copper, boron, molybdenum except containing nitrogen, phosphorus, potassium.But zinc content is very little, nor contains selenium, so can not produce the agricultural-food of rich zinc, rich selenium.Zinc selenium all is the necessary nutritional trace element of human body.Scarce zinc can make that fetation is slow, children mental retardation, appetite stimulator, damp production; Can make that male's sexual is complete, immunologic function reduces.Modern medicine study confirms: zinc not only participates in the metabolism of 100 plurality of enzymes in the body, and is biomembranous important composition, and the 26S Proteasome Structure and Function of keeping cell is played an important role.But replenish an amount of zinc prolongs life, reduce the sickness rate of cancer, cardiovascular disorder, diabetes etc.Children lack zinc before the order in 19 provinces such as Beijing, city nearly 60%.ZD major cause is the zinc intake deficiency in the human body.It is higher to lack sickness rate such as the geographic Keshan disease of selenium, Kaschin-Beck disease, myocardosis, cancer in addition.The white muscle disease of domestic animals and fowls is exactly the typical selenium disease that lacks.And China exists a low selenium area of extending from North-East Bound southwest at present, 72% territory, and people more than 100,000,000 lives in low selenium environment.At existing problem in the prior art, it is very necessary developing a kind of novel quick dissolving zinc selenium composite fertilizer.

In view of existing problem in the above-mentioned prior art, the objective of the invention is to develop a kind of instant, efficient operation is easy, spray safe and reliable novel foliage-spray composite fertilizer special; And the process for producing of employing simple possible; Thereby have that quality is good, convenient transportation, cost is low, validity period is long, characteristics such as widely applicable.

Quick dissolving zinc selenium composite fertilizer provided by the present invention; Its prescription is to be made up of nitrogen, phosphorus, potassium and zinc, selenium and other trace elements, its solid for mulation ratio (weight %) nitrogen 27-29, phosphorus 2-3, potassium 6-7, zinc 1.8, selenium 0.7, boron 0.4, sulphur 0.6, magnesium 0.2, copper 0.06, manganese 0.05, molybdenum 0.01, cobalt 0.002, acetate 1.8, crystal water surplus

In the quick dissolving zinc selenium composite fertilizer prescription of the present invention raw materials used all need not heat all soluble in water.Microcosmic salt in the prescription of the present invention is metaphosphate such as Sodium hexametaphosphate 99, ammonium metaphosphate etc.The method for preparing of quick dissolving zinc selenium composite fertilizer of the present invention is:

The first step: zinc sulfate, tin anhydride, boric acid, sal epsom, copper sulfate, manganous sulfate rose vitriol, ammonium molybdate are added porphyrize mixing in the ball mill in the certainweight ratio.

Second step: it is even that urea, Sodium hexametaphosphate 99, Repone K and sodium-acetate are mixed porphyrize in the certainweight ratio.

The 3rd step: will be above-mentioned two go on foot gained work in-process mixing in proportion, then make quick dissolving zinc selenium composite fertilizer.

1 hectare of ground of the present invention adds 300 kg water stirring and dissolving with 1.5 kilograms of quick dissolving zinc selenium composite fertilizers and is applicable to that aircraft sprays operation during foliage-spray, need add 600 kg water stirring and dissolving as if the artificial spraying.

Quick dissolving zinc selenium composite fertilizer of the present invention be a kind of add water stir need not heat and fast dissolving make the special-purpose fertile of foliage-spray.Its prescription and making method are on bases such as the necessary major element fertilizer nitrogen of farm crop, phosphorus, potassium and trace element fertilizer zinc, copper, magnesium, manganese, boron, molybdenum, cobalt selenium, sulphur, reasonably give prominence to the content that increases zinc, selenium element, select the compound of best constituent content proportioning and component.This compound promptly guarantees the content of element, guarantees it is that speed is water-soluble again, does not produce the material of precipitin reaction to each other again.Quick dissolving zinc selenium composite fertilizer adds the water stirring and dissolving and sprays every mu of consumption of corps leaf surface 100 grams, about 2 yuan of costs, can make grain beans volume increase about 16%, cash crop volume increase about 20%, vegetables volume increase 30-50%, make agricultural-food contain zinc, the selenium amount obviously increases, and is that a kind of production is the rich zinc fertilizer of the agricultural-food of rich selenium again.Quick dissolving zinc selenium composite fertilizer provided by the present invention has following characteristics:

1, the main source of the additional zinc selenium of humans and animals is to make human body obtain to replenish the approach of zinc, selenium by water, soil and farm crop by food chain.The present invention strengthens the consumption of zinc sulfate, is 5-10 times of common trace element fertilizer.Used selenide is the bigger industrial goods tin anhydride of solubleness, rather than Sodium Selenite.When adding tin anhydride in addition, spray liquid is that subacidity can prevent because the precipitation that the zinc sulfate hydrolysis of volume is produced.

2, farm crop spray quick dissolving zinc selenium composite fertilizer in the heading flowering season, not only can increase production but also the absorption by stem, leaf improves crop and fruit contains zinc, selenium amount.Its zinc, selenium are to exist with the organic form, are absorbed by the body easily, and safe and reliable, can not produce because oral zinc sulfate and Sodium Selenite tablet are improper to poison or the side reaction of medicine.So quick dissolving zinc selenium composite fertilizer is increasing crop yield, rich zinc, rich selenium, improve the new-type fertilizer of human body zinc, selenium level.Can make increasing crop yield 15-50%, zinc content and selenium amount improve 1-10 times and 5-20 times respectively.

3, quick dissolving zinc selenium composite fertilizer instant, do not have smell, easy to use.Add the water stirring in the farmland instant, and raw materials used boric acid replaces the borax of indissoluble.Add quantitative sodium-acetate simultaneously, regulating pH value is 6.Replace other phosphoric acid salt with Sodium hexametaphosphate 99 in addition, prevent because the precipitin reaction that increment produced of zinc sulfate has the complexing agent effect.Every mu of ground uses 100 gram quick dissolving zinc selenium composite fertilizers, has efficient, quick-acting effects.It can mix with agricultural chemicals and sprays, and saves labor.Can be used for grain, cash crop, melon and fruit, vegetables, sapling, flowers etc.This product stability is good, though suction is made moist easily, fertilizer efficiency is constant.Can reach 5 years as good its preservation period of plastic bag sealing.

4, quick dissolving zinc selenium composite fertilizer, production operation is simple, does not need complicated production unit, also without heating unit, can save a large amount of energy, also the non-environmental-pollution problem.Every mu of ground only needs about 2 yuan with fertile.And be plastic bag packaging, convenient transportation stores easy.Existing obvious yield increase effect, the multi-functional effect of the farm crop zinc supplementation is arranged again, mending selenium is the novel product that is fit to China's national situation.

In sum, the widespread use of quick dissolving zinc selenium composite fertilizer on agricultural will produce positive social benefit and huge economic benefit.

The specific embodiment of the invention is as follows: in the quick dissolving zinc selenium composite fertilizer prescription raw material of element have instant, stable, cost is low, the characteristics of precipitin reaction do not take place to each other if make 1000 kilograms of quick dissolving zinc selenium composite fertilizers, main component content ratio (weight %) is respectively in its prescription: nitrogen 28.4, phosphorus 2.5, potassium 6.6, zinc 1.84, selenium 0.74, boron 0.37, magnesium 0.21, copper 0.066, manganese 0.05, molybdenum 0.012, cobalt 0.002, acetate 1.85, surplus are crystal water

The concrete manufacture craft of quick dissolving zinc selenium composite fertilizer of the present invention is as follows:

The first step: 10.4 kilograms of tin anhydride, 81.5 kilograms in zinc sulfate (containing 7 crystal water), 20.9 kilograms of boric acid, 21.6 kilograms in sal epsom (containing 7 crystal water), 2.0 kilograms in copper sulfate (containing 5 crystal water), 2.0 kilograms of manganous sulfates (containing 4 crystal water), 0.22 kilogram of ammonium molybdate (containing 4 crystal water), rose vitriol (containing 7 crystal water) are placed ball mill porphyrize mixing for 0.10 kilogram.Second step: with 610 kilograms in urea, 82.3 kilograms of Sodium hexametaphosphate 99s, 127 kilograms in Repone K, and sodium-acetate (containing 3 crystal water) mixes porphyrize for 42 kilograms.

The 3rd step: will go up the further porphyrize mixing of two prepared work in-process of step, and then make quick dissolving zinc selenium composite fertilizer.

Claims

1, a kind of quick dissolving zinc selenium composite fertilizer, its prescription is to be made up of nitrogen, phosphorus, potassium and zinc, selenium and other trace elements, and the shared ratio (weight %) of each element in its solid for mulation, acid group is as follows: nitrogen 27～29, phosphorus 2～3, potassium 6～7, zinc 1.8, selenium 0.7, boron 0.4, sulphur 0.6, magnesium 0.2, copper 0.06, manganese 0.05, molybdenum 0.01, cobalt 0.002, acetate 1.8, crystal water surplus.

2, according to the making method of a kind of quick dissolving zinc selenium composite fertilizer of claim 1, it is characterized in that: the first step: 81.5 gram zinc sulfate (containing 7 crystal water), 10.4 gram tin anhydride, 20.9 gram boric acid, 21.6 gram sal epsom (containing 7 crystal water), 2.0 gram copper sulfate (containing 5 crystal water), 2.0 gram manganous sulfates (containing 4 crystal water), 0.10 gram rose vitriol (containing 7 crystal water), 0.22 gram ammonium molybdate (containing 4 crystal water) are added porphyrize mixing in the ball mill;

Second step: 610 gram urea, 82.3 gram Sodium hexametaphosphate 99s, 127 gram Repone K and 42 gram sodium-acetates (containing 3 crystal water) are added porphyrize mixing in the ball mill;

The 3rd step: will be above-mentioned resultant work in-process of two steps mix, then make 1000 and restrain quick dissolving zinc selenium composite fertilizers, and place and seal storage in the plastics bag.

3, quick dissolving zinc selenium composite fertilizer according to claim 1 and 2 and preparation method thereof, it is characterized in that the prescription in raw materials used all need not heat all soluble in water.