CN105087013A - Special conditioner for saline-alkali soil pea planting and preparation method and application thereof - Google Patents
Special conditioner for saline-alkali soil pea planting and preparation method and application thereof Download PDFInfo
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Abstract
The invention relates to a special conditioner for saline-alkali soil pea planting and a preparation method and application thereof. The special conditioner for the saline-alkali soil pea planting consists of the following raw materials: ardealite, chicken and duck feces, plant ash, bean dreg, vegetable residue and a starch-polyacrylamide compound. The preparation method thereof comprises the steps of performing joint fermentation for partial ardealite and chicken and duck feces, and then mixing the fermented materials with the remaining ardealite and a water-retaining agent. By applying the conditioner provided by the invention to the moderate and heavy saline-alkali soil in Ningxia area, the efficacies of retaining water, retaining fertilizer, reducing salinity, loosening soil and the like are achieved, and the conditioner is especially suitable for the planting of peas in saline-alkali soil. Compared with the prior art, the conditioner has the characteristics that the preparation method of the conditioner is simple, the soil application and the treatment are simple, convenient and feasible, the pH of the soil is appropriate, the organic matter components are rich and the like, moreover the growth of the peas in Ningxia saline-alkali areas can be fully promoted, the yield can be increased, the content of nutritional components in the peas is increased, and the conditioner is an ideal special conditioner for pea planting.
Description
Technical field
The present invention relates to a kind of salt affected soil pea plantation improver special and its preparation method and application, belong to technical field of land improvement.
Technical background
Salt affected soil is a kind of soil type widely distributed on the earth, and the area of the current salt affected soil in the whole world is about 9.54 hundred million hm
2, be distributed in the arid area of different continents, the salt affected soil total resources of China are about 9,913 ten thousand hm
2, be mainly distributed in northeast, North China, Northwest inland area and North of Yangtze River coastal area.Different by Area distribution, salt affected soil is divided into salt marsh district, strand, Huang-Huai-Hai plain salt marsh district, desert and salt marsh district, desert Plain, the large type in four, salt marsh district, grassland; Utilizing in process, light saltings (saltiness less than 3 ‰, pH value 7.1-8.5 can be divided into, seedling rate 70-80%), moderate saline-alkali soil (saltiness 3-6 ‰, pH value 8.5-9.5, seedling rate 50-70%) and heavy saline (saltiness more than 6 ‰, pH value more than 9.5, seedling rate is lower than 50%).Salting of soil is restriction China even the significant obstacle factor of world agriculture development and integration capability raising always.And the deterioration of the ecological environment that salinization brings, more can affect the space that the irrigated area people masses depend on for existence and development.So the control in saltings and exploitation become the problem that agricultural development can not be ignored.
A kind of industry by-product gypsum that phosphogypsum produces when being phosphorizing treatment sulfuric acid process extraction production high-concentration phosphate compound fertilizers, main component is terra alba (CaSO
42H
2o), also containing a small amount of undecomposed ground phosphate rock, composition and other organism such as the phosphoric acid of non-washes clean, tertiary iron phosphate, fluorochemical, potassium, sodium, magnesium phosphoric acid salt and vitriol, pH=1.9-5.3.General sulfuric acid process produces 1 ton of phosphoric acid will produce 4.8-5.0 ton phosphogypsum, and along with the development of phosphate fertilizer industry, the quantity discharged of phosphogypsum is in significantly increasing trend year by year, by 2011, China's phosphogypsum accumulating amount is more than 250Mt, expect " 12 " end, phosphogypsum annual production is about 70Mt, not only contaminate environment, also occupy a large amount of soil, but the at present comprehensive utilization ratio of phosphogypsum only about 10%, therefore, the comprehensive utilization of phosphogypsum and harmless treatment have been become to the vital task of phosphate fertilizer industry.
The modification method of current salt affected soil mainly contains Physical, as whole with water conservancy irrigation and drainage measure; Biological process, as prepared microbial inoculum, improvement of fostering and apply fertilizer; Chemical method, makes chemical improvement agent as utilized gypsum, sulfuric acid, weathered coal, furfural dregs, humic acid, animal excrement etc.Wherein to chemical improvement agent or more containing fertilizer application that is organic, chemical substance, especially phosphogypsum is for improving the research in saltings, not only make full use of the acid speciality of phosphogypsum, also utilize Na ion in Ca ion exchange salt affected soil and reduce salinity, both alkalescence and the salinification of salt affected soil had effectively been improved, phosphogypsum can also be reduced pile up, become one of main direction of studying of current phosphogypsum comprehensive utilization.
In prior art, CN201410711016.3 provides a kind of modifying agent for saltings and manufacture method and methods for using them thereof, be made up of phosphogypsum, attapulgite, weathered coal-sodium polyacrylate mixture and breeze, this modifying agent is applied to the plantation of north of Ningxia Shizuishan City corn, can increase by the output of nearly 27%; CN201310080579.2 discloses a kind of alkaline land modifying agent, comprise phosphogypsum, weathered coal, the sawdust that becomes thoroughly decomposed, xanthohumic acid, the vinasse that become thoroughly decomposed, phosphorus ore slag, root-growing agent, this modifying agent utilizes agriculture and industry waste, saltings field crop is made to increase production more than 20%, lawn surviving rate more than 90%, greening seedling surviving rate can reach more than 95%, be applied in the saltings of Dagang area, Tianjin saltiness 0.32%, soil pH value 8.45, improve corn number of productive ear 20.91%, increase spike length 16.91%, volume increase reaches 78.02%; CN201410073117.2 provides cotton field, a kind of saltings improver special, it comprises fermentation cotton stalk, phosphogypsum and sulphur, according to the difference of the saline and alkaline degree in cotton field, rationally be manured into soil, increase soil fertility, improve Soil structure, sweetening of the soil basicity, improve soil salt discharge rate, promote cotton growth; CN201310471858.1 discloses a kind of special fertilizer-phosphogypsum for beach saline land Rice Cropping and joins applying method, effectively can improve level of agricultural production and the Rice Production benefit of beach saline land, makes rice yield improve 25%.
Technique scheme utilizes phosphogypsum and other raw materials, make the modifying agent that can be used for salt affected soil, farm crop are increased production, but because distributed areas, China saltings are different, use pattern also has difference, therefore to different zones, different saline and alkaline degree, the soil of different saline and alkaline type needs to be treated differently, and for certain concrete farm crop, vegetables and fruits plant or view and admire, green plants, the improvement object of its saltings plantation, nutritive ingredient absorbing state, the factors such as growing environment impact, and farm crop and effective components in plants content etc. also all need to consider.Above-mentioned modifying agent is mainly used in the crop such as wheat, corn, cotton in land for growing field crops, less to the research report in the plants such as vegetable melon and fruit, therefore, phosphogypsum improved to the effect in saltings, need further research.Not yet have phosphogypsum to combine starch-polyacrylamide amine compound at present, the chicken and duck excrement that becomes thoroughly decomposed, plant ash, bean dregs and dish slag are applied to pea plantation in salt affected soil, the relevant report of especially saltings, Ningxia, China pea plantation.
Summary of the invention
The invention provides a kind of salt affected soil pea plantation improver special and its preparation method and application.Described modifying agent has composition and preparation method is simple, soil application process is simple and feasible, the features such as the potential of hydrogen of soil is suitable, organic composition is abundant, salt marsh district, Ningxia soil alkaline situation can be substantially improved, promote growth and the increase yield of pea, and pea Middle nutrition component content is increased.
Concrete technical scheme is as follows:
An improver special for salt affected soil pea plantation, is made up of following raw material: phosphogypsum 25-55 part, chicken and duck excrement 10-18 part, plant ash 10-22 part, bean dregs 4-12 part, dish slag 4-10 part, starch-polyacrylamide amine compound 6-14 part.
Further, the improver special of described salt affected soil pea plantation, is made up of following raw material: phosphogypsum 30-50 part, chicken and duck excrement 12-16 part, plant ash 12-20 part, bean dregs 6-10 part, dish slag 5-9 part, starch-polyacrylamide amine compound 8-12 part.
Described salt affected soil is the heavy salinized soil of saltiness 3-6 ‰, the moderate salt affected soil of pH value 8.2-9.0 or saltiness 6-8 ‰, pH value 9.0-9.5, is selected from area, Pingluo, Ningxia, Yinchuan Area or Yongning Region.
Described phosphogypsum is the by product after Guizhou Kailin Group Co., Ltd.'s Wet-process Phosphoric Acid Production, and its Contents of Main Components per-cent is as follows: CaO35.7-38.4%, S0
348.5-52.3%, water-soluble P2O
52.5-3.3%.
The invention also discloses the preparation method of salt affected soil pea plantation improver special, comprise the following steps:
(1) phosphogypsum powder getting total amount 25%-35% is broken to 140-200 order, and remaining phosphogypsum is pulverized as 100-170 order, for subsequent use;
(2) starch-polyacrylamide amine compound is crushed to 100-170 order, for subsequent use:
(3) the chicken and duck excrement of total amount 50%-60%, bean dregs, dish slag are mixed, fluff packing, at normal temperatures compost fermentation 3-5 days, treat that compost temperature carries out turning to 60-70 DEG C, evenly be sprinkled into phosphogypsum powder and remaining chicken and duck excrement, plant ash, bean dregs, the dish slag of the step (1) of total amount 25%-35% simultaneously, ferment 10-15 days again, then by compost compacting, with earth or membrane sealed, fermentation 40-60 days, then dry, be ground into 100-170 order, for subsequent use;
(4) the phosphogypsum powder Homogeneous phase mixing of the compost powder of phosphogypsum step (3) obtained, the starch of step (2)-polyacrylamide amine compound powder, step (1) remaining 65%-75%, obtains pea plantation improver special.
Preferably, in described step (1), the phosphogypsum powder of total amount 25%-35% is broken to 170-180 order, and surplus phosphogypsum powder is broken to 120-140 order;
Described step (2), (3) Raw are crushed to 120-140 order;
Preferably, compost height is 1-2 rice in described step (3), and turning 2-3 time between yeast phase again, avoids leavening temperature too high, and organic matter decomposition of becoming thoroughly decomposed is too fast, causes nitrogen loss.
Preferably, the envrionment temperature closing fermentation in described step (3) is 15-30 DEG C, and bake out temperature is 120-150 DEG C.
Another object of the present invention is to provide the application method of described salt affected soil pea plantation improver special, its process is: evenly spread fertilizer over the fields the consumption of the modifying agent obtained according to 300-600kg/ mu at soil surface, then plough, according to a conventional method bulk application, sowing pea seed.
Wherein, for moderate salt affected soil, evenly spread fertilizer over the fields on salt affected soil surface according to the consumption of 300-500kg/ mu by the modifying agent obtained, then rotary tillage, makes the soil Homogeneous phase mixing of modifying agent and the 0-30cm degree of depth;
Wherein, for heavy salinized soil, evenly spread fertilizer over the fields on salt affected soil surface according to the consumption of 400-600kg/ mu by the modifying agent obtained, then rotary tillage, makes the soil Homogeneous phase mixing of modifying agent and the 0-40cm degree of depth.
Wherein, spread fertilizer over the fields pea improver special after 7-14 days at salt affected soil, by soil eluviation, and then plant, improved effect is better.
Utilize the salt affected soil of pea improver special of the present invention to irrigation area of Ningxia to improve, there is following features:
(1) pea plantation improver special of the present invention, the features (being mainly meadow solonchak, moist solonchak, puffy solonchak etc.) such as the regional salt affected soil salinity such as Pingluo, Ningxia, Yinchuan is heavy, soil property preserve moisture and fertility ability is more weak are taken into full account, and for pea plantation required nutrient, water grading factors, select the starting material being suitable for plant-growth, focus on the improvement to booth plantation pea soil, regulate soil acidity or alkalinity, salinity and nutrient, make it be suitable for the plantation of pea.
(2) the present invention utilizes the by product phosphogypsum after Guizhou Kailin Group Co., Ltd.'s Wet-process Phosphoric Acid Production, this by product has terra alba, advantage that available phosphorus content is high, the salt affected soil of Gansu province is improved, takes full advantage of CaO, the S0 in phosphogypsum
3, water-soluble P
2o
5and the inorganic components such as calcium, magnesium, effectively improve the saltiness in salt affected soil and basicity, make saltiness reduce 16.8-23.6%, pH value reduces 0.4-0.6, and the phosphorus in phosphogypsum, calcium, magnesium elements can also give full play to the effect of fattening, Promoting plant growth.
(3) the present invention is by part phosphogypsum and chicken and duck excrement, plant ash, bean dregs and the common compost maturity of dish slag, not only can make full use of the element such as phosphorus, calcium, magnesium wherein, also can reduce the volatilization of ammonia, result shows, phosphogypsum is added in compost, fertilizer pH, specific conductivity, and the quantity discharged of CH and N:O significantly reduces; Remaining most of phosphogypsum directly acts on soil in addition, the effect of phosphogypsum original reduction salt affected soil basicity and salinity can also be retained, the modifying agent prepared is made to be very suitable for the growth of pea, pea after planting surviving rate is more than 94%, plant height increases by more than 22%, and biomass increases by more than 24%.
(4) in the chosen process of modifying agent, take into full account Ningxia, China soil salt marsh, the feature that moisture is low, add the water-holding agent of specific consumption, not only can play water conservation moisturizing, regulate the effect of soil moisture, phosphogypsum can also be coordinated, the heavy metal such as Zn, Mn, chromium in common absorption soil and phosphogypsum, reduces the pollution of metal pair soil, makes formula, preparation method is optimized.
(5) soil improvement agent of different amounts is bestowed respectively according to saline and alkaline degree difference, and consider the habit of pea, different soil level is selected to plough, especially soil pretreatment for some time before pea plantation, modifying agent is substantially improved soil, reach and improve soil property, increase pea fruit weight, the objects such as pea nutrient composition content, shape, mouthfeel.
(6) salt affected soil pea plantation improver special of the present invention, formula is simple, preparation method is simple and easy to do, be applicable to the improvement of the type salt affected soils such as Ningxia meadow solonchak, puffy solonchak, be particularly suitable for the plantation of pea, pea is made to increase production 12-23%, Vc, Nicotinic Acid Content about increase 6.0-18.0%, 5.0-11.0% respectively, and delicate fragrance is good to eat, pea grain is mellow and full full.There is applications well prospect.
Embodiment:
Below adopt concrete experimental example and embodiment, prove effect of the present invention further:
Test 1: modifying agent screening study of the present invention
1.1 recipe determination: select the beast ight soil such as chicken, duck, ox, sheep, bean dregs, dish slag, plant ash, vermiculite, maize straw, domestic sludge etc., consumption is selected routinely, then arrange in pairs or groups with phosphogypsum, research be suitable for pea growth and can improve saline-alkali soil raw material composition and ratio (1, chicken and duck excrement+bean dregs; 2, cattle and sheep excrement+plant ash+dish slag; 3, cattle and sheep excrement+maize straw+dish slag; 4, chicken and duck excrement+plant ash+bean dregs+dish slag; 5, chicken and duck excrement+domestic sludge; 6, cattle and sheep excrement+bean dregs+dish slag; 7, cattle and sheep excrement+domestic sludge+bean dregs; 8, chicken and duck excrement+vermiculite+plant ash), be directly sprinkled in salt affected soil by the starting material of various combination, pea is sowed, and observes its surviving rate.
Through investigating, selecting chicken manure or duck excrement, then combining with appropriate plant ash, bean dregs, dish slag, effect is better than other combinations, and survival rate of seedling improves 62-83%, and the plant strain growth of more than 85% is good, and plant height and biomass are arranged in pairs or groups significantly better than other.The each composition amount ranges of further investigation.
1.2 consumption screenings:
Starting material are selected, numbered samples 2,3 by embodiment 2,3 formula consumption;
Comparative formula 1: phosphogypsum 200kg, chicken and duck excrement 200kg, plant ash 240kg, bean dregs 130kg, dish slag 120kg, starch-polyacrylamide amine compound 50kg;
Comparative formula 2: phosphogypsum 600kg, chicken and duck excrement 80kg, plant ash 80kg, bean dregs 30kg, dish slag 30kg, starch-polyacrylamide amine compound 150kg.
After being mixed respectively by the starting material of above-mentioned each formula, be directly sprinkled in salt affected soil, then sow with the consumption of every mu of 400kg modifying agent, every cave 4-6 grain, observes its surviving rate.
Through investigating, in salt affected soil after sample 2,3 processes, pea survival rate of seedling is compared comparative formula 1 i.e. low consumption formula and is improved 76-83%, and plant strain growth is good, plant height and biomass significantly better than the formula combination of low consumption, illustrate that consumption is low and do not reach the object improving soil; In addition, relative to the comparative formula 2 of height formula consumption, the pea survival rate of seedling after inventive samples process also improves 10-22%, biomass improves more than 18%, can find out that, along with phosphogypsum consumption increases, it improves effect to soil and improves, but after certain consumption, consumption increases again, and effect can decline on the contrary, and rational consumption proportion is described, competence exertion best effect, therefore, it is reasonable that the present invention respectively forms amount ranges, and technical scheme is feasible.
Test 2: preparation method's research
Adopt chicken and duck excrement+plant ash+bean dregs+dish slag to become thoroughly decomposed separately respectively, jointly become thoroughly decomposed with whole phosphogypsum, three kinds of modes of becoming thoroughly decomposed of jointly becoming thoroughly decomposed with part phosphogypsum, then adopt respectively be directly sprinkled into rear sowing and be sprinkled into rear pre-treatment 7-14 days, sowing two kinds of processing modes after leaching, investigate from aspects such as pea nursery growing way, pea grain weight, active constituent contents.Result shows, after adopting the organic matter such as part phosphogypsum and chicken and duck excrement jointly to become thoroughly decomposed, and pre-treatment certain hour in soil, pea planting effect is better, and the pH value of soil can be made to reduce 0.4-0.6, and saltiness reduces 12-20%; Pea plant height increases 15-28%, fruit weight increases 21-32%.
Test 3: contrast effect is studied
Comparative sample 1: prepare sample according to the method for CN201410711016.3 embodiment 1.
Comparative sample 2: prepare sample according to the method for CN201310080579.2 embodiment 1.
Select Yinchuan of Ningxia Province area moderate salt affected soil, saltiness 0.32%, pH8.31, the sample obtained with embodiment 1-4 and comparative sample 1-2 are for investigating object, soil treatment all adopts the method for pre-treatment sowing after two weeks, amount of application is 400kg modifying agent/mu, and to ripening stage soil salinity and alkalinity, pea output, nutrient composition content etc. are investigated.The results are shown in Table 1,2.
(0 ~ 40cm) deep soil salt and salt ion composition after soil improvement agent used by table 1
The impact on pea yield and quality after soil improvement agent used by table 2
| Process | Output (kg/ mu) | Vc(mg/100g) | Nicotinic acid (mg/100g) |
| Contrast | 7051.5 | 12.5 | 2.15 |
| Embodiment 1 | 9438.6 | 15.7 | 2.46 |
| Embodiment 2 | 8853.7 | 14.6 | 2.37 |
| Embodiment 3 | 9257.4 | 15.5 | 2.41 |
| Embodiment 4 | 9033.6 | 15.1 | 2.39 |
| Contrast 1 | 7895.4 | 13.7 | 2.26 |
| Contrast 2 | 7706.8 | 13.3 | 2.23 |
Soil salt content after modifying agent of the present invention is used in table 1 display comparatively contrasts and reduces 16.8-23.6%, and sodium ion, chloride ion content obviously reduce, and are better than comparative sample, salt reduction successful, and in addition, soil cation exchange capacity increases, and is conducive to soil fertilizer; After modifying agent of the present invention is used in table 2 display, pea output obviously increases and is better than the treatment effect of comparative sample, Vc, Nicotinic Acid Content about increase 6.6-18.0%, 4.9-10.3% respectively compared with contrast in addition, illustrate that technical solution of the present invention is significantly improved for the salt affected soil of salt affected soil especially Ningxia, China, have a good application prospect.
Embodiment 1
Formula: phosphogypsum 400kg, chicken and duck excrement 140kg, plant ash 160kg, bean dregs 80kg, dish slag 70kg, starch-polyacrylamide amine compound 100kg
Preparation method: the phosphogypsum powder that (1) gets total amount 30% is broken to 170 orders, it is 140 orders that remaining phosphogypsum is pulverized, for subsequent use;
(2) starch-polyacrylamide amine compound is crushed to 140 orders, for subsequent use:
(3) the chicken and duck excrement of total amount 55%, bean dregs, dish slag are mixed, fluff packing, compost height is 1.5 meters, compost fermentation 3-5 days at normal temperatures, treat that compost temperature to 60 DEG C carries out turning, evenly be sprinkled into phosphogypsum powder and remaining chicken and duck excrement, plant ash, bean dregs, the dish slag of the step (1) of total amount 30% simultaneously, again ferment 15 days, period turning 3 times, then by compost compacting, with earth or membrane sealed, 25 DEG C ferment 50 days, and then dry, bake out temperature is 130 DEG C, be ground into 140 orders, for subsequent use;
(4) the phosphogypsum powder Homogeneous phase mixing of the compost powder of phosphogypsum step (3) obtained, the starch of step (2)-polyacrylamide amine compound powder, step (1) remaining 70%, obtains pea plantation improver special.
Embodiment 2
Formula: phosphogypsum 250kg, chicken and duck excrement 180kg, plant ash 220kg, bean dregs 120kg, dish slag 100kg, starch-polyacrylamide amine compound 60kg
Preparation method: the phosphogypsum powder that (1) gets total amount 25% is broken to 200 orders, it is 100 orders that remaining phosphogypsum is pulverized, for subsequent use;
(2) starch-polyacrylamide amine compound is crushed to 100 orders, for subsequent use:
(3) the chicken and duck excrement of total amount 50%, bean dregs, dish slag are mixed, fluff packing, compost height is 1 meter, compost fermentation 3-5 days at normal temperatures, treat that compost temperature to 65 DEG C carries out turning, evenly be sprinkled into phosphogypsum powder and remaining chicken and duck excrement, plant ash, bean dregs, the dish slag of the step (1) of total amount 25% simultaneously, again ferment 10 days, period turning 2 times, then by compost compacting, with earth or membrane sealed, 15 DEG C ferment 60 days, and then dry, bake out temperature is 150 DEG C, be ground into 100 orders, for subsequent use;
(4) the phosphogypsum powder Homogeneous phase mixing of the compost powder of phosphogypsum step (3) obtained, the starch of step (2)-polyacrylamide amine compound powder, step (1) remaining 75%, obtains pea plantation improver special.
Embodiment 3
Formula: phosphogypsum 550kg, chicken and duck excrement 100kg, plant ash 100kg, bean dregs 40kg, dish slag 40kg, starch-polyacrylamide amine compound 140kg
Preparation method: the phosphogypsum powder that (1) gets total amount 35% is broken to 140 orders, it is 170 orders that remaining phosphogypsum is pulverized, for subsequent use;
(2) starch-polyacrylamide amine compound is crushed to 170 orders, for subsequent use:
(3) the chicken and duck excrement of total amount 60%, bean dregs, dish slag are mixed, fluff packing, compost height is 2 meters, compost fermentation 3-5 days at normal temperatures, treat that compost temperature to 70 DEG C carries out turning, evenly be sprinkled into phosphogypsum powder and remaining chicken and duck excrement, plant ash, bean dregs, the dish slag of the step (1) of total amount 35% simultaneously, again ferment 12 days, period turning 2 times, then by compost compacting, with earth or membrane sealed, 30 DEG C ferment 40 days, and then dry, bake out temperature is 120 DEG C, be ground into 170 orders, for subsequent use;
(4) the phosphogypsum powder Homogeneous phase mixing of the compost powder of phosphogypsum step (3) obtained, the starch of step (2)-polyacrylamide amine compound powder, step (1) remaining 65%, obtains pea plantation improver special.
Embodiment 4
Formula: phosphogypsum 500kg, chicken and duck excrement 120kg, plant ash 200kg, bean dregs 60kg, dish slag 90kg, starch-polyacrylamide amine compound 80kg
Preparation method: the phosphogypsum powder that (1) gets total amount 30% is broken to 170 orders, it is 120 orders that remaining phosphogypsum is pulverized, for subsequent use;
(2) starch-polyacrylamide amine compound is crushed to 120 orders, for subsequent use:
(3) the chicken and duck excrement of total amount 55%, bean dregs, dish slag are mixed, fluff packing, compost height is 1.5 meters, compost fermentation 3-5 days at normal temperatures, treat that compost temperature to 65 DEG C carries out turning, evenly be sprinkled into phosphogypsum powder and remaining chicken and duck excrement, plant ash, bean dregs, the dish slag of the step (1) of total amount 30% simultaneously, again ferment 15 days, period turning 3 times, then by compost compacting, with earth or membrane sealed, 20 DEG C ferment 56 days, and then dry, bake out temperature is 140 DEG C, be ground into 120 orders, for subsequent use;
(4) the phosphogypsum powder Homogeneous phase mixing of the compost powder of phosphogypsum step (3) obtained, the starch of step (2)-polyacrylamide amine compound powder, step (1) remaining 70%, obtains pea plantation improver special.
Claims (10)
1. the improver special of a salt affected soil pea plantation, it is characterized in that, be made up of following raw material: phosphogypsum 25-55 part, chicken and duck excrement 10-18 part, plant ash 10-22 part, bean dregs 4-12 part, dish slag 4-10 part, starch-polyacrylamide amine compound 6-14 part.
2. the improver special of salt affected soil pea plantation as claimed in claim 1, is characterized in that: be made up of following raw material: phosphogypsum 30-50 part, chicken and duck excrement 12-16 part, plant ash 12-20 part, bean dregs 6-10 part, dish slag 5-9 part, starch-polyacrylamide amine compound 8-12 part.
3. the improver special of salt affected soil pea plantation as claimed in claim 1, it is characterized in that: described salt affected soil is the heavy salinized soil of saltiness 3-6 ‰, the moderate salt affected soil of pH value 8.2-9.0 or saltiness 6-8 ‰, pH value 9.0-9.5, be selected from area, Pingluo, Ningxia, Yinchuan Area or Yongning Region.
4. the improver special of salt affected soil pea plantation as claimed in claim 1, is characterized in that: the Contents of Main Components per-cent of described phosphogypsum is as follows: CaO35.7-38.4%, S0
348.5-52.3%, water-soluble P2O
52.5-3.3%.
5. the improver special of the salt affected soil pea plantation as described in any one of claim 1-4, is characterized in that: preparation method comprises the following steps:
(1) phosphogypsum powder getting total amount 25%-35% is broken to 140-200 order, and remaining phosphogypsum is pulverized as 100-170 order, for subsequent use;
(2) starch-polyacrylamide amine compound is crushed to 100-170 order, for subsequent use:
(3) the chicken and duck excrement of total amount 50%-60%, bean dregs, dish slag are mixed, fluff packing, at normal temperatures compost fermentation 3-5 days, treat that compost temperature carries out turning to 60-70 DEG C, evenly be sprinkled into phosphogypsum powder and remaining chicken and duck excrement, plant ash, bean dregs, the dish slag of the step (1) of total amount 25%-35% simultaneously, ferment 10-15 days again, then by compost compacting, with earth or membrane sealed, fermentation 40-60 days, then dry, be ground into 100-170 order, for subsequent use;
(4) the phosphogypsum powder Homogeneous phase mixing of the compost powder of phosphogypsum step (3) obtained, the starch of step (2)-polyacrylamide amine compound powder, step (1) remaining 65%-75%, obtains pea plantation improver special.
6. the improver special of salt affected soil pea plantation as claimed in claim 5, is characterized in that: in described step (1), the phosphogypsum powder of total amount 25%-35% is broken to 170-180 order, and surplus phosphogypsum powder is broken to 120-140 order; Described step (2), (3) Raw are crushed to 120-140 order.
7. the improver special of salt affected soil pea plantation as claimed in claim 5, is characterized in that: in described step (3), compost height is 1-2 rice, turning 2-3 time between yeast phase again; The envrionment temperature closing fermentation is 15-30 DEG C, and bake out temperature is 120-150 DEG C.
8. application method as claimed in claim 7, is characterized in that: evenly spread fertilizer over the fields the consumption of the modifying agent obtained according to 300-600kg/ mu at soil surface, then plough, bulk application, sowing pea seed.
9. application method as claimed in claim 7, is characterized in that: evenly spread fertilizer over the fields on moderate salt affected soil surface according to the consumption of 300-500kg/ mu by the modifying agent obtained, then rotary tillage, makes the soil Homogeneous phase mixing of modifying agent and the 0-30cm degree of depth; Maybe the consumption of the modifying agent obtained according to 400-600kg/ mu is evenly spread fertilizer over the fields in heavy salinized soil surface, then rotary tillage, make the soil Homogeneous phase mixing of modifying agent and the 0-40cm degree of depth.
10. the application method as described in any one of claim 7-9, is characterized in that: the implantation methods of described pea spreads fertilizer over the fields pea improver special after 7-14 days at salt affected soil, by soil eluviation, and then sows.
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| CN201510535948.1A CN105087013A (en) | 2015-08-28 | 2015-08-28 | Special conditioner for saline-alkali soil pea planting and preparation method and application thereof |
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| CN201510535948.1A CN105087013A (en) | 2015-08-28 | 2015-08-28 | Special conditioner for saline-alkali soil pea planting and preparation method and application thereof |
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| CN201510535948.1A Pending CN105087013A (en) | 2015-08-28 | 2015-08-28 | Special conditioner for saline-alkali soil pea planting and preparation method and application thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106034451A (en) * | 2016-05-31 | 2016-10-26 | 山东胜伟园林科技有限公司 | Method for carrying out original-soil cultivation on mild saline-alkaline land by adopting organic matters containing rice chaff ash |
| CN110558185A (en) * | 2019-10-18 | 2019-12-13 | 青岛九天智慧农业集团有限公司 | Method for planting sweet potatoes in saline-alkali soil of Xinjiang |
| CN112740864A (en) * | 2020-12-30 | 2021-05-04 | 瓮福（集团）有限责任公司 | Composition and method for constructing plough layer soil for mine restoration |
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| CN101235292A (en) * | 2008-02-29 | 2008-08-06 | 师进 | High activity biological water-retention saline alkali soil modifier and preparation method thereof |
| CN101892056A (en) * | 2010-08-18 | 2010-11-24 | 中国农业科学院农业资源与农业区划研究所 | Conditioner for quick desalination of coastal saline soil |
| CN101911872A (en) * | 2010-08-18 | 2010-12-15 | 中国农业科学院农业资源与农业区划研究所 | Method for quickly desalting coastal saline-alkali soil |
| CN103131424A (en) * | 2013-03-13 | 2013-06-05 | 刘海崇 | Saline alkali soil conditioner |
| CN104449757A (en) * | 2014-12-01 | 2015-03-25 | 安徽养禾天生物科技有限公司 | Modifier for saline-alkali soil as well as production method and application method of modifier |
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| CN101235292A (en) * | 2008-02-29 | 2008-08-06 | 师进 | High activity biological water-retention saline alkali soil modifier and preparation method thereof |
| CN101892056A (en) * | 2010-08-18 | 2010-11-24 | 中国农业科学院农业资源与农业区划研究所 | Conditioner for quick desalination of coastal saline soil |
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| CN106034451A (en) * | 2016-05-31 | 2016-10-26 | 山东胜伟园林科技有限公司 | Method for carrying out original-soil cultivation on mild saline-alkaline land by adopting organic matters containing rice chaff ash |
| CN110558185A (en) * | 2019-10-18 | 2019-12-13 | 青岛九天智慧农业集团有限公司 | Method for planting sweet potatoes in saline-alkali soil of Xinjiang |
| CN112740864A (en) * | 2020-12-30 | 2021-05-04 | 瓮福（集团）有限责任公司 | Composition and method for constructing plough layer soil for mine restoration |
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Application publication date: 20151125 |