CN101774857A - Chili special-purpose fertilizer and preparation method thereof - Google Patents
Chili special-purpose fertilizer and preparation method thereof Download PDFInfo
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Abstract
The invention discloses a chili special-purpose fertilizer and a preparation method thereof. The special-purpose fertilizer comprises the following raw materials in part by weight: 45 to 55 parts of ammonium nitrate, 10 to 15 parts of monoammonium phosphate, 27 to 32 parts of potassium chloride, 2 to 4 parts of borax and 4 to 8 parts of granulation auxiliary agent. The chili special-purpose fertilizer has reasonable raw material collocation, avoids the phenomenon that peasants blindly fertilize, and overcomes the defects of restricting chili yield because of no boron or nitrate nitrogen in other crop special-purpose fertilizers, and deficiency of influencing yield because of low P2O5 content and no nitrate nitrogen.
Description
Technical field
The present invention relates to a kind of fertilizer, especially a kind of chili special-purpose fertilizer and preparation method thereof.
Background technology
Capsicum is chilly, hot pepper, spicy, peppery angle, long and thin hot pepper etc. again, is a kind of Solanaceae capsicum plants.Production practice and field fertilizer efficiency proof capsicum be clusterred pepper nitrophilous, potassium, boron especially, and be big to the absorbed dose of nitrogen, potassium to the phosphorus sensitivity, enriches nitrogen, potash fertilizer increase yield significantly; The large usage quantity of N and happiness nitric nitrogen; Boron promotes the clusterred pepper well developed root system, improves drought resistance, promotes the running of carbohydrate in the leaf simultaneously, is beneficial to the growth of knot green pepper and green pepper fruit, thereby to increasing individual plant knot green pepper quantity and improving single green pepper obvious effects is arranged heavily; And the consumption of phosphorus will suit, otherwise will get half the result with twice the effort or produce unnecessary underproduction loss.The dedicated fertilizer that does not have elements such as reasonably combined nitrogen, potassium, boron, phosphorus in the prior art, peasant's fertilizer after fertilising is not brought into play due effect, yields poorly and shakiness.The chili special-purpose fertilizer of middleization Companies Registry is 18-9-18 (N-P
2O
5-K
2O), do not have the concrete data of boron, and should not contain nitric nitrogen, P in the special-purpose fertilizer in the special use fertilizer yet
2O
5Content on the low side, do not reach P
2O
5Suitable consumption.
Summary of the invention
The technical problem to be solved in the present invention provides a kind of each element rational chili special-purpose fertilizer and preparation method thereof of arranging in pairs or groups.
For solving the problems of the technologies described above, the special-purpose fertilizer of the present invention contains the following weight proportion raw material: 45～55 parts in ammonium nitrate, 10～15 parts of monoammonium phosphates, 27～32 parts in Repone K, 2～4 parts of boraxs, 4～8 parts of granulation aid.
As a preferred embodiment of the present invention, the weight proportion of described raw material is: 49 parts in ammonium nitrate, 12 parts of monoammonium phosphates, 30 parts in Repone K, 3 parts of boraxs, 6 parts of granulation aid.
Field fertilizer efficiency is the result show: the rate of fertilizer application N of clusterred pepper production peak, P
2O
5, K
2O, B are respectively 18,6,9,0.15 kilograms/mu; The large usage quantity of N and happiness nitric nitrogen, and the end chase after half and half suitable; P2O5, K2O, the suitable disposable bottom application of B.The special-purpose fertile rational proportion that adopts of the present invention is made base fertilizer and is made wherein N, P2O5, K2O, B be respectively 9,6,9,0.15 kilograms/mu.Granulation aid act as quick raising balling ratio, reduce returning charge, reduce production costs; Improve particle surface smooth finish, make fertilizer sparkling and crystal-clear mellow and full; Agglomeration resistance, enhanced granule intensity.
Adopt the beneficial effect that technique scheme produced to be: in the special-purpose fertilizer of the present invention the collocation of each raw material reasonable, solve peasant's phenomenon of blindly applying fertilizer, overcome use do not have boron in the special-purpose fertilizer of other crop, shortcoming that no nitric nitrogen restricts yield of hot pepper, and P
2O
5Content nitric nitrogen on the low side, no influence the deficiency of output.Use this chili special-purpose fertilizer, blindly apply fertilizer with the peasant and increase production 100 kilograms of dried green pepper fruits, stimulation ratio 40% than mu; With the fertile ratio of compound of other crop 18-12-18,25 kilograms of the dried green pepper fruits of mu volume increase, stimulation ratio 10%; With the 18-9-18 of middleization company chili special-purpose fertilizer ratio, 50 kilograms of the dried green pepper fruits of mu volume increase, stimulation ratio 20%.This chili special-purpose fertilizer is particularly useful for clusterred pepper.
Description of drawings
The present invention is further detailed explanation below in conjunction with the drawings and specific embodiments.
Fig. 1 is N consumption and hot red pepper output partial regression graphic representation;
Fig. 2 is P
2O
5Consumption and hot red pepper output partial regression figure;
Fig. 3 is K
2O consumption and hot red pepper output partial regression figure;
Fig. 4 is the partial regression graphic representation that clusterred pepper output relies on the N amount;
Fig. 5 is that clusterred pepper output relies on P
2O
5The partial regression graphic representation of amount of application;
Fig. 6 is that individual plant green pepper number is according to the partial regression graphic representation of executing the N amount;
Fig. 7 is that individual plant green pepper number is according to executing P
2O
5The partial regression graphic representation of amount of application;
Fig. 8 heavily complies with the partial regression graphic representation of executing the N amount for single green pepper;
Fig. 9 is that Dan Jiaochong is according to P
2O
5The partial regression graphic representation of amount of application;
Figure 10 inhales the N amount according to the partial regression graphic representation of executing the N amount;
Figure 11 inhales the N amount according to P
2O
5Time graphic representation partially of amount of application;
Figure 12 inhales the Ca amount according to the partial regression graphic representation of executing the N amount;
Figure 13 inhales the Ca amount according to P
2O
5The partial regression graphic representation of amount of application;
Figure 14 inhales the Mg amount according to the partial regression graphic representation of executing the N amount;
Figure 15 inhales the Mg amount according to P
2O
5The partial regression graphic representation of amount of application.
Embodiment
Embodiment 1: the present embodiment chili special-purpose fertilizer adopts the raw material of following weight: ammonium nitrate 49kg, monoammonium phosphate 12kg, Repone K 30kg, borax 3kg, polyacrylamide 6kg.
The preparation method: with above-mentioned each raw material mix, pulverizing, granulation, can obtain special-purpose fertile.
Fertilizing method and consumption:, plough after before the whole ground of sowing, evenly spreading fertilizer over the fields and bury by the consumption of every mu of 50kg.
Embodiment 2: the present embodiment chili special-purpose fertilizer adopts the raw material of following weight: ammonium nitrate 45kg, monoammonium phosphate 15kg, Repone K 27kg, borax 4kg, granulation aid (the compound fertilizer granulating agent that Laoting Industry Co., Ltd., Dengzhou produces) 8kg.
Preparation method, fertilizing method and consumption are with embodiment 1.
Embodiment 3: the present embodiment chili special-purpose fertilizer adopts the raw material of following weight: ammonium nitrate 55kg, monoammonium phosphate 10kg, Repone K 32kg, borax 2kg, granulation aid (production of Shenzhen Adam's Si auxiliary agent Products Co., Ltd) 4kg.
Preparation method, fertilizing method and consumption are with embodiment 1.
Test example 1:
One, test objective
By the fertilizer effect field test, grasp N, the P of clusterred pepper main producing region, Jizhou City the best
2O
5, K
2O uses quantity, for fertilizer formula design provides foundation.
Two, test design
Test employing " 3414 " complete trial scheme+1 (the 1st, variable factor, this test is set at borax) and constitute 3415 design, " 3414 " are meant N, P
2O
5, K
23 factors of O, 4 levels, 14 processing (seeing Table 1) increase the processing 15 of a borax.0,1,2,3 represent Fertilization Level in the table, and 0 for not applying fertilizer, and 2 is local optimum fertilizing amount, and 1 level (referring to that fertilising is not enough) is that 2 levels * 0.5,3 level (referring to excessive fertilization) is 2 levels * 1.5.Repetition, sub-district random alignment are not established in test, and high Fei Qu and no fertile district can not be adjacent.
Table 13415 testing program is handled
Table 2 clusterred pepper fertilizer efficiency should be tested each factor fertilizer amount (kilogram/mu)
Three, implement in the field
1, layouts
In the northern Zhang Huai of clusterred pepper main producing region, Jizhou City township Bei Fengguan pipe village arrangement field test.
2, the test site soil sample is gathered
(1) gather mixed soil sample before the clusterred pepper fertilising, soil sample is gathered with the stainless steel earth boring auger.
(2) counting more than 20 of mixed soil sample gathered on every ground, to guarantee the representativeness of soil sample.
(3) mixed soil sample is divided 0-20,20-40 centimetre of two-layer collection respectively, gathers 2 kilograms for every layer, the timely air-dry chemical examination of delivering in sampling back.
3, sub-district area 42m
2(7*6), according to block-shaped definite sub-district, ground arrangement mode strip.
4, for examination fertilizer
Nitrogenous fertilizer is that urea contains N 46%, has two kinds, and a kind of is common urea, and the place of production is Cangzhou, and a kind of is coating sustained-released urea, and the place of production is that the Wuyi is prosperous bright.Phosphate fertilizer is particle calcium superphosphate, contains P
2O
514%, the place of production is Geju City, Yunnan, and potash fertilizer is that granule potassium chloride contains K
2O 60%, and the place of production is a Canada.
5, fertilization mode
(1), 2008.4.5 nitrogen, phosphorus, potash fertilizer is disposable ploughs under in the soil by the whole bottom application in sub-district, wherein coating urea and common urea ratio are 6: 4, the fertilising back is beaten furrow by the sub-district and is made moisture in the soil and irrigate.
(2), this tests without exception not organic fertilizer.
6, experimental cultivar is higher the reserving seed for planting certainly of output.
Four, field record and management
1, preceding crop is a cotton, kind is uncommon general 802, irrigation before seeding is made moisture in the soil and is not irrigated between breeding time, mu is executed fertile 50 kilograms of the compound of 15-15-15, do not topdress between breeding time, 2007.4.20 membrane covering sowing, a situation arises for the disease and pest moderate, controlled through chemical prevention, 280 kilograms of final per mu yield unginned cottons.
2, the clusterred pepper date of seeding is 2008.4.15, and 0.5 kilogram/mu of the amount of broadcasting is broadcast back 11 days and emerged, in time put the seedling thinning after emerging, mu stays about seedling 20000 strains, pinches 7.31 supplement irrigation 1 time after seeing bud, remove and to eliminate aphis and bollworm is main, do not work the mischief 10.25 results.
3, control measures: all agronomic measures of field management will be finished in one day.
4, determination of yield: sub-district whole district results take by weighing fresh weight, take by weighing the bright sample of part.Take by weighing dry weight after bright sample is air-dry, win hot red pepper, sick green pepper and green green pepper respectively and weigh, convert disease green pepper rate, individual plant green pepper, Dan Jiaochong, hot red pepper output.
5, in time write out test summary report after the clusterred pepper results.
Five, soil agrochemistry proterties, fertilising field test results and interpretation of result are as follows.
1, for examination soil agrochemistry proterties
As seen from the above table: that output is the highest is N
1P
2K
2Handle, obvious more higher with other processing than output, secondly be N
2P
2K
2-borax is handled.
2.2 regression analysis
2.2.1 utilize SSPS software to N, P
2O
5, K
2O consumption and hot red pepper output are done the analysis of ternary quadratic regression, R=0.93, and F=3.05 returns not remarkable.
2.2.2 utilize SSPS software to N, P
2O
5, K
2O consumption and hot red pepper output are done the One-place 2-th Order partial regression and are analyzed, and the result is as follows:
2.2.2.1N consumption and the partial regression of hot red pepper output
The partial regression curve is shown in Figure 1.
As seen from Figure 1: mu is executed below the pure N9 kilogram, rises with the increase output straight line of executing the N amount, surpasses 9 kilograms, and output straight line again descends.The suitable N amount of executing, 69 kilograms of mu volume increase hot red peppers, stimulation ratio is 26.4%.
2.2.2.2P
2O
5Consumption and the partial regression of hot red pepper output
The partial regression curve is shown in Figure 2.
Find out by Fig. 2: execute P
2O
5Amount is parabolical form with hot red pepper output.Production peak 270, production peak execute P
2O
5Amount is 4.4 kilograms.The P that executes that surpasses production peak
2O
5The volume production amount slowly descends.The suitable P that executes
2O
5Amount, 56.6 kilograms of mu volume increase hot red peppers, stimulation ratio 26.5%.
2.2.2.3K
2O consumption and the partial regression of hot red pepper output
The partial regression curve is shown in Figure 3.
Found out by Fig. 3: mu is executed K
2O is below 9 kilograms, with executing K
2The increase of O amount, output straight line are basically risen, and surpass 9 kilograms, and output slowly descends.The suitable K that executes
2The O amount, 63 kilograms of mu volume increase hot red peppers, stimulation ratio 30.4%.
2.3 the effect of boron fertilizer
Draw N by rate schedule
2P
2K
2The per mu yield of handling is 270.0 kilograms, N
2P
2K
2The per mu yield that-borax is handled is 298.4 kilograms, and two handle contrast, and mu is executed 1.5 kilograms of boraxs, 28.4 kilograms of volume increase hot red peppers, and stimulation ratio is 10.5%.
Six, conclusion
1, at N, P
2O
5, K
2O all does under the situation of base fertilizer, N, the P of clusterred pepper hot red pepper production peak
2O
5, K
2O mu consumption is respectively 9,6,9 kilograms.
2, the effect of increasing production of borax is obvious, 28.4 kilograms of mu volume increase, and stimulation ratio is 10.5%.
Test example 2:
1 material and method
Test site is Yi Jin village, gurry township, Jizhou City, soil is light loamy texture moisture soil, soil pH value 7.4, organic 10.20g/kg, full N1.001g/kg, full phosphorus (P) 0.261g/kg, alkali-hydrolyzable nitrogen (N) 55mg/kg, rapid available phosphorus (P) 7mg/kg, available potassium (k) 86mg/kg.Preceding stubble is a corn.Test is used to satisfy and is closed the D optimal design, adds a zero level and recommended levels totally 8 processing, and each is handled the nitrogen phosphorus fertilizer consumption and sees Table 1.Test is with fertile: nitrogenous fertilizer is urea, contains N 46%, and phosphate fertilizer is treble superphosphate, contains P
2O
544%.The whole bottom application of phosphate fertilizer, nitrogenous fertilizer 1/3 bottom application, 2/3 imposed the best fruiting period.Sub-district area 31.77m
2(the wide 3.53m of long 9m*), triplicate, district's group is arranged at random.The plantation of line-spacings such as clusterred pepper employing, transplanting the date is May 4, density 160,000 strain/hectares.Management is the same with the land for growing field crops, October 15 results, the single meter of receiving in each sub-district produces, and gets 10 strains and measure nutrient content, full N measure disappear with sulfuric acid-perchloric acid boil, Kai Shi decide N method mensuration, Ca, Mg mensuration disappear with hydrochloric acid-perchloric acid boil, the EDTA complexometric titration.
The nitrogen phosphorus fertilizer consumption that table 1 test is handled
2 test results and analysis
2.1 test-results sees Table 2
Table 2:
Clusterred pepper individual plant green pepper, Dan Jiaochong, fruit yield and N, the Ca of different treatment, Mg absorb quantity table as a result
2.2 nitrogen phosphorus consumption is to the effect of clusterred pepper output
Use the SPSS statistical software and obtain the regression equation (down together) of clusterred pepper output according to nitrogen phosphorus consumption:
y
1＝2221.7+10.0281N+25.865P-0.02066NP-0.01429N
2-0.1192P
2
F＝50.13＞F
0.05(5.2)＝19.3R＝0.9961
Y in the formula
1Be clusterred pepper fruit yield kg/hm
2, N is for executing N amount kg/hm
2, P is for executing P
2O
5Amount kg/hm
2(down together).
Production peak and nitrogen, phosphate fertilizer consumption: N
Max=290.7kg/hm
2, P
2O
5max=83.4kg/hm
2, y
Max=4756.4kg/hm
2
Optimal economic rate of fertilizer application and output: the clusterred pepper price is by 6.0 yuan/kg, and pure N price is by 2.2 yuan/kg, pure P
2O
5Price is calculated by 3.5 yuan/kg, optimal economic rate of fertilizer application: N=279.0kg/hm
2, P
2O
5=81.7kg/hm
2, optimal economic output y
1=4753.8kg/hm
2
2.3 nitrogen phosphorus consumption is to the influence of clusterred pepper output, individual plant green pepper, Dan Jiaochong
Fig. 4 is found out by Fig. 4: P for clusterred pepper output relies on the partial regression curve that N measures
2O
5Consumption is lower than 135kg/hm
2, very fast with the raising clusterred pepper increase of production of N consumption.P
2O
5Consumption is higher than 135kg/hm
2, slow with the raising clusterred pepper increase of production of N consumption.
Fig. 5 relies on P for clusterred pepper output
2O
5The partial regression curve of amount of application, found out by Fig. 5: clusterred pepper output is according to P
2O
5Consumption is the para-curve pattern.Be lower than the P of production peak
2O
5Consumption is with P
2O
5The increase output of consumption significantly improves, and is higher than the P of production peak
2O
5Consumption is with P
2O
5The increase output of consumption significantly descends, and especially high nitrogen level is more obvious.The P of production peak
2O
5Consumption is 80-110kg/hm
2
Individual plant green pepper number is according to the regression equation of nitrogen phosphorus consumption
y
2＝48.5+0.09753N+0.3436P-0.000137467NP-0.0001334N
2-0.0017586P
2
F＝56.67＞F
0.05(5.2)＝19.3R＝0.9965
Y in the formula
2Be individual plant green pepper number (individual), other is the same.
Fig. 6 is that individual plant green pepper number is complied with the partial regression curve of executing the N amount, and Fig. 7 is that individual plant green pepper number is according to executing P
2O
5The partial regression curve of amount of application.
Fig. 6 and Fig. 4, Fig. 7 and Fig. 5 pattern are basic identical, find out that thus nitrogen phosphorus consumption comes from the influence of individual plant being tied green pepper to the influence of clusterred pepper output.The excessive remarkable reduction individual plant knot green pepper of phosphorus.Execute nitrogen and promote the knot green pepper, it is more obvious to execute phosphorus in right amount, and excessively executes phosphorus remarkably influenced knot green pepper.
Dan Jiaochong is according to the regression equation of nitrogen phosphorus consumption
y
3＝0.281+5.1934*10
-4N+6.9071*10
-4P-1.5758*10
-6NP-7.7302*10
-7N
2-1.7914*10
-6P
2
F＝64.40＞F
0.05(5.2)＝19.3R＝0.9969
Y in the formula
3Be single green pepper heavy (gram) that other is the same.
Fig. 8 heavily complies with the partial regression curve of executing the N amount for single green pepper, and Fig. 9 is that Dan Jiaochong is according to P
2O
5The partial regression curve of amount of application.Found out by Fig. 8,9: nitrogen phosphorus obviously promotes green pepper to bring up again height, and P
2O
5Consumption reaches 180kg/hm
2, the N consumption surpasses 150kg/hm
2Cause green pepper representation work to reduce.The N consumption reaches 300kg/hm
2, P
2O
5Consumption surpasses 90kg/hm
2Cause clusterred pepper list green pepper representation work to reduce.N, P
2O
5The suitable green pepper of proportioning is heavy high.
2.4 the nitrogen phosphorus fertilizer consumption is to the influence of nitrogen, calcium, magnesium nutrition absorption amount
Clusterred pepper is inhaled the regression equation of N amount according to the nitrogen phosphorus fertilizer consumption
y
4＝165.8+0.979N+0.2765P-1.0533*10
-3NP-1.5733*10
-3N
2-1.1267*10
-3P
2
F＝30.78＞F
0.05＝19.3R＝0.9936
Y in the formula
4For inhaling N amount (kg/hm
2), other is the same.
Figure 10 inhales the N amount according to the partial regression curve of executing the N amount, and Figure 11 inhales the N amount according to P
2O
5Time curve partially of amount of application.Find out by Figure 10,11: inhale the N amount with the increase clusterred pepper of N consumption and substantially linearly rise N consumption 225kg/hm
2, inhale N and measure saturated substantially.P
2O
5Consumption does not have much influences to inhaling the N amount, and only high nitrogen level is with P
2O
5The increase clusterred pepper of consumption is inhaled the N amount and is descended.
Clusterred pepper is inhaled the regression equation of Ca amount according to nitrogen, phosphate fertilizer consumption
y
5＝69.3+0.194N+0.757P-6.6667*10
-4NP-7.3333*10
-5N
2-2.79*10
-3P
2
F＝11.47＞F
0.1(5.2)＝9.29R＝0.9983
Y in the formula
5For inhaling Ca amount (kg/hm
2), other is the same.
Figure 12 inhales the Ca amount according to the partial regression curve of executing the N amount, and Figure 13 inhales the Ca amount according to P
2O
5The partial regression curve of amount of application.Found out by Figure 12,13: N promotes the absorption of Ca, only high P
2O
5The horizontal 180kg/hm of consumption
2, N is just very little to the influence that Ca absorbs.No matter how high N consumption level is, inhale the Ca amount according to P
2O
5Consumption is the parabolic of basically identical, P
2O
5The excessive absorption that influences Ca.
Clusterred pepper is inhaled the regression equation of Mg amount according to nitrogen, phosphate fertilizer consumption:
y
6＝10.7+0.082N+0.098P-1.78*10
-4NP-1.0*10
-4N
2-5.66*10
-4P
2
F＝16.33＞F
0.1(5.2)＝9.29R＝0.9879
Y in the formula
6For inhaling Mg amount (kg/hm
2), other is the same.
Figure 14 inhales the Mg amount according to the partial regression curve of executing the N amount, and Figure 15 inhales the Mg amount according to P
2O
5The partial regression curve of amount of application.Found out by Figure 14,15: N promotes the absorption of Mg, low P
2O
5Level is obvious, high P
2O
5Level is poor slightly.In, low N consumption, inhale the Mg amount according to P
2O
5Consumption is complete para-curve pattern substantially.High N consumption, P
2O
5After excessive, inhale the Mg amount and descend rapidly.
3 conclusions
3.1 clusterred pepper nitrogen phosphorus consumption is parabolic pattern to the influence of clusterred pepper output, optimal economic is executed the N amount and is 279.0kg/hm
2, P
2O
5Amount is 81.7kg/hm
2, optimal economic output is 4753.8kg/hm
2
Obviously increase production 3.2 execute N, and the N consumption is very high just causes the underproduction.Reason is that N promotes the knot green pepper and improve single green pepper heavy, and root may be to promote the quantity of clusterred pepper absorption of N, Ca, Mg and promoted due to composite structure material and the photosynthesis.
3.3 execute phosphorus in right amount, significantly volume increase, and the P of unit
2O
5Units increased in production bigger than the units increased in production of unit N, the excessive phosphorus of executing causes clusterred pepper output significantly to descend.Phosphorus must be executed but can not be excessive, P
2O
5Suitable consumption is 80-110kg/hm
2
3.4 excessive to execute the reason that phosphorus causes clusterred pepper output significantly to descend be to cause clusterred pepper individual plant green pepper and single green pepper heavily to descend, high nitrogen level is more obvious.Root may be the quantity that influences clusterred pepper absorption of N, Ca, Mg, especially N, Mg are chlorophyllous composition, the excessive phosphate fertilizer of executing has also just influenced photosynthesis, cause individual plant green pepper and single green pepper representation work to reduce, finally showing as output significantly descends, under this and the high levels of phosphorus, plant shows as absinthe-green external symptom and matches.
Claims (4)
1. a chili special-purpose fertilizer is characterized in that, this special use fertilizer contains the following weight proportion raw material: 45～55 parts in ammonium nitrate, 10～15 parts of monoammonium phosphates, 27～32 parts in Repone K, 2～4 parts of boraxs, 4～8 parts of granulation aid.
2. chili special-purpose fertilizer according to claim 1 is characterized in that, the weight proportion of described raw material is: 49 parts in ammonium nitrate, 12 parts of monoammonium phosphates, 30 parts in Repone K, 3 parts of boraxs, 6 parts of granulation aid.
3. chili special-purpose fertilizer according to claim 1 is characterized in that described granulation aid is a polyacrylamide.
4. the preparation method of described any one chili special-purpose fertilizer of claim 1～3 is characterized in that, this method is: with each raw material mix, pulverizing, granulation, can obtain special-purpose fertile.
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| CN103159543A (en) * | 2011-12-14 | 2013-06-19 | 施可丰化工股份有限公司 | A stable long-acting slow-release fertilizer special for red hot peppers and a fertilization method |
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| CN103159543A (en) * | 2011-12-14 | 2013-06-19 | 施可丰化工股份有限公司 | A stable long-acting slow-release fertilizer special for red hot peppers and a fertilization method |
| CN103159530A (en) * | 2013-04-16 | 2013-06-19 | 重庆港宸农资有限公司 | Special slow-release compound fertilizer for hot peppers and preparation method of special slow-release compound fertilizer |
| CN104108973A (en) * | 2014-07-31 | 2014-10-22 | 周口市农业科学院 | Special formula fertilizer for chillies and application method of formula fertilizer |
| CN110963846A (en) * | 2018-09-27 | 2020-04-07 | 临泉县兄弟蔬果种植专业合作社 | Special over-summer pepper fertilizer for reducing incidence of plant diseases and insect pests and preparation method thereof |
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| CN101774857B (en) | 2013-03-27 |
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