CN103960019A - Method for preventing rot disease in lotus seed planting - Google Patents
Method for preventing rot disease in lotus seed planting Download PDFInfo
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- CN103960019A CN103960019A CN201410203089.1A CN201410203089A CN103960019A CN 103960019 A CN103960019 A CN 103960019A CN 201410203089 A CN201410203089 A CN 201410203089A CN 103960019 A CN103960019 A CN 103960019A
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- 240000002853 Nelumbo nucifera Species 0.000 title claims abstract description 106
- 235000006508 Nelumbo nucifera Nutrition 0.000 title claims abstract description 105
- 235000006510 Nelumbo pentapetala Nutrition 0.000 title claims abstract description 101
- 238000000034 method Methods 0.000 title claims abstract description 70
- 201000010099 disease Diseases 0.000 title abstract description 32
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 title abstract description 32
- 238000004659 sterilization and disinfection Methods 0.000 claims abstract description 49
- 230000001954 sterilising effect Effects 0.000 claims abstract description 45
- 241000196324 Embryophyta Species 0.000 claims abstract description 39
- 239000002689 soil Substances 0.000 claims abstract description 23
- 238000012545 processing Methods 0.000 claims abstract description 18
- 239000003814 drug Substances 0.000 claims description 68
- ODINCKMPIJJUCX-UHFFFAOYSA-N Calcium oxide Chemical compound [Ca]=O ODINCKMPIJJUCX-UHFFFAOYSA-N 0.000 claims description 46
- 244000037666 field crops Species 0.000 claims description 39
- 229940079593 drug Drugs 0.000 claims description 35
- TWFZGCMQGLPBSX-UHFFFAOYSA-N Carbendazim Natural products C1=CC=C2NC(NC(=O)OC)=NC2=C1 TWFZGCMQGLPBSX-UHFFFAOYSA-N 0.000 claims description 29
- JNPZQRQPIHJYNM-UHFFFAOYSA-N carbendazim Chemical compound C1=C[CH]C2=NC(NC(=O)OC)=NC2=C1 JNPZQRQPIHJYNM-UHFFFAOYSA-N 0.000 claims description 29
- 239000006013 carbendazim Substances 0.000 claims description 29
- 239000002131 composite material Substances 0.000 claims description 29
- 239000007921 spray Substances 0.000 claims description 24
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 24
- 239000000292 calcium oxide Substances 0.000 claims description 23
- 235000012255 calcium oxide Nutrition 0.000 claims description 23
- NINIDFKCEFEMDL-UHFFFAOYSA-N Sulfur Chemical compound [S] NINIDFKCEFEMDL-UHFFFAOYSA-N 0.000 claims description 19
- 239000000843 powder Substances 0.000 claims description 13
- 239000012895 dilution Substances 0.000 claims description 12
- 238000010790 dilution Methods 0.000 claims description 12
- 229910052717 sulfur Inorganic materials 0.000 claims description 11
- 239000011593 sulfur Substances 0.000 claims description 11
- 239000003337 fertilizer Substances 0.000 claims description 9
- 238000004140 cleaning Methods 0.000 claims description 4
- 230000000249 desinfective effect Effects 0.000 claims description 4
- 230000003204 osmotic effect Effects 0.000 claims description 4
- 238000002791 soaking Methods 0.000 claims description 4
- 239000005864 Sulphur Substances 0.000 claims description 3
- 238000007654 immersion Methods 0.000 claims description 2
- 230000002265 prevention Effects 0.000 abstract description 7
- 241000638935 Senecio crassissimus Species 0.000 abstract description 4
- 230000000694 effects Effects 0.000 abstract description 2
- 238000003971 tillage Methods 0.000 abstract description 2
- 239000000575 pesticide Substances 0.000 abstract 2
- 239000003795 chemical substances by application Substances 0.000 abstract 1
- 150000001875 compounds Chemical class 0.000 abstract 1
- 238000012360 testing method Methods 0.000 description 10
- 239000000126 substance Substances 0.000 description 9
- 239000000203 mixture Substances 0.000 description 7
- 238000009472 formulation Methods 0.000 description 6
- 239000007788 liquid Substances 0.000 description 6
- IWDQPCIQCXRBQP-UHFFFAOYSA-M Fenaminosulf Chemical compound [Na+].CN(C)C1=CC=C(N=NS([O-])(=O)=O)C=C1 IWDQPCIQCXRBQP-UHFFFAOYSA-M 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000001717 pathogenic effect Effects 0.000 description 5
- 230000000052 comparative effect Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 244000052769 pathogen Species 0.000 description 3
- 235000013311 vegetables Nutrition 0.000 description 3
- 239000004567 concrete Substances 0.000 description 2
- 238000003967 crop rotation Methods 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 238000003973 irrigation Methods 0.000 description 2
- 230000002262 irrigation Effects 0.000 description 2
- UHPMCKVQTMMPCG-UHFFFAOYSA-N 5,8-dihydroxy-2-methoxy-6-methyl-7-(2-oxopropyl)naphthalene-1,4-dione Chemical compound CC1=C(CC(C)=O)C(O)=C2C(=O)C(OC)=CC(=O)C2=C1O UHPMCKVQTMMPCG-UHFFFAOYSA-N 0.000 description 1
- 241000894006 Bacteria Species 0.000 description 1
- 235000008733 Citrus aurantifolia Nutrition 0.000 description 1
- 241000223218 Fusarium Species 0.000 description 1
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 1
- KWYUFKZDYYNOTN-UHFFFAOYSA-M Potassium hydroxide Chemical compound [OH-].[K+] KWYUFKZDYYNOTN-UHFFFAOYSA-M 0.000 description 1
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- 238000009533 lab test Methods 0.000 description 1
- 239000004571 lime Substances 0.000 description 1
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- 229960001952 metrifonate Drugs 0.000 description 1
- 230000000050 nutritive effect Effects 0.000 description 1
- 229910052698 phosphorus Inorganic materials 0.000 description 1
- 239000011574 phosphorus Substances 0.000 description 1
- 229940072033 potash Drugs 0.000 description 1
- BWHMMNNQKKPAPP-UHFFFAOYSA-L potassium carbonate Substances [K+].[K+].[O-]C([O-])=O BWHMMNNQKKPAPP-UHFFFAOYSA-L 0.000 description 1
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- NFACJZMKEDPNKN-UHFFFAOYSA-N trichlorfon Chemical compound COP(=O)(OC)C(O)C(Cl)(Cl)Cl NFACJZMKEDPNKN-UHFFFAOYSA-N 0.000 description 1
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Abstract
The invention discloses a method for preventing the rot disease in lotus seed planting. The method is a comprehensive prevention method focused on prevention, aims to prevent the rot disease in the lotus seed planting process and includes the steps of field sterilization, lotus seed sterilization, vertical leaf pesticide applying and diseased plant processing. According to the method, due to the fact that pesticides are used in the operation processes of soil tillage, lotus seed processing, vertical leaf fertilizing and filed management in the lotus seed planting process, the incidence of the rot disease is effectively lowered, the aims of improving the yield and quality of lotus seeds are achieved, the use quantity of compound agents is reduced, the prevention effect is good, the method is safe and environmentally friendly, and cost is low.
Description
Technical field
The method that the present invention relates to rot control in a seed lotus plantation, belongs to rot efficient green prevention and control technical field.
Background technology
Seed Nelumbo nymphaeaceae plant is a kind of perennial root herbaceous plant of extensively planting both at home and abroad.China's seed lotus plantation is with a long history, because it abounds with the flower of ornamental value and the lotus seeds of nutritive value, has very high economic worth, has become one of important crops of peasant economy growth.
In recent years, along with the increase gradually of seed lotus cultivated area, being on the rise of seed lotus rot, rot is to infect the important soil-borne disease of the one causing by Fusarium, subterranean stem and the root of main harm seed lotus, generally can cause seed lotus underproduction 15%-40%, when serious, reach more than 60%, even total crop failure.First there is symptom at the subterranean stem of being injured in this disease, the aobvious disease of blade and petiole on the ground gradually just thereafter, due to the hysteresis quality of the pathogenetic environment particularity of corruption and the aobvious disease of blade, often causes and miss preventing and treating optimum period of this disease, causes Severe Reduction.The rot of the prior art method of preventing and treating is mainly to adopt the aggregate measures such as crop rotation, improvement application method, enhancement of field management.Comparatively special in view of the position of causing harm of lotus rhizome rot, disease-resistant variety selection and popularization is without supporting technology, and crop rotation is difficult to carry out at Under the market economy condition.Therefore, chemical control is at present still effective measures in integrated control, there is no specific drug but prevent and treat this disease, and medication is single to be prevented and treated optimum period with missing, and often causes control efficiency not good, and a large amount of medications also cause degradation consequence under environmental pollution, lotus seed quality.
Sun Shuanjie is (" high-quality seed lotus high yield safety cultivation technology " the Changjiang river vegetables, the 4th phase in 2003) in a kind of method of medical treatment seed lotus rot is disclosed, can adopt not in spite of illness and disease-resistant variety, pull out in time diseased plant, enrich the measure such as lime and phosphorus potash fertilizer, rice field-upland field rotation, rely mainly on prevention.Medicine can adopt 90% chlorophos or 1500 times of liquid of 80% ddvp emulsion, but in literary composition, has only announced method, does not do comparative trial.
Kong Xiangjun etc. are (" different chemical chemical control seed lotus rot Preliminary Report on Experiment " the Changjiang river vegetables (scholarly edition), the 16th phase in 2009) in a kind of method that prevents lotus rhizome rot is disclosed, the open soil treatment of Wen Zhongyi can effectively reduce morbidity strain number, wherein best with fenaminosulf control efficiency.Soil and cauline leaf combined treatment, quicklime one Shi Jiale processes, carbendazim one is processed by hectogram and fenaminosulf one incidence of disease that easily guarantor processes reduces by 60.33%, 59.71%, 38.72% than contrast (CK) respectively.
Although prior art rot in control seed lotus planting process is done a lot in studying, but study not in detail, and the too much both seriously environmental pollutions of medicament number of times that use, can reduce again lotus seed product quality, therefore, be necessary in fact to study a kind of efficient, environmental protection, the economic corrupt pathogenetic method of control, reduce rot incidence, improve seed lotus yield and quality.
Summary of the invention
In order to overcome in seed lotus planting process for rot medication, prevent and treat improper caused preventing and treating of optimum period efficiency be low, the problem such as contaminated environment, product quality decline, pathogen develops immunity to drugs, a kind of method that the object of the invention is to be to provide safety and environmental protection, strong operability, can effectively prevent and treat rot in the plantation of seed lotus, the method cost is low, can effectively improve lotus seeds productive rate, can extensive use.
The invention provides the method that in a seed lotus plantation, rot is prevented and treated, the method is to process four steps cooperations by land for growing field crops sterilization, the sterilization of lotus kind, vertical foliar spray medicine and diseased plant to carry out;
The sterilization of described land for growing field crops is that before plantation lotus kind, to adopt mass ratio be that the quicklime of 14:1～18:1 and sulfur compounded thing are to the disinfecting soil processing after turning over;
Described lotus kind sterilization is to adopt composite drug to carry out immersion treatment to lotus kind;
Described vertical foliar spray medicine is in the time of field cleaning lotus root branch, Shi Liye fertilizer, adopts composite drug to fill with root and stem of certain plants processing;
Described diseased plant processing is to pull out in time morbidity strain, adopts composite drug to carry out soil pouring and processes;
Described composite drug is that mass fraction is the Mixed Pharmacy of 2800～3200 times of dilutions of 99% the mould clever pulvis of evil and 800～1200 times of dilutions of the powder of carbendazim that mass fraction is 50%, wherein, the powder of carbendazim mass ratio that the mould clever pulvis of evil that mass fraction is 99% and mass fraction are 50% is 1:2.8～1:3.2.
In seed lotus plantation of the present invention, the method for rot control also comprises following preferred version:
In preferred method, in quicklime and sulfur compounded thing, quicklime and sulphur mass ratio are 16:1.
In preferred method, quicklime and the use applied amount of sulfur compounded thing in the plowed soils in land for growing field crops are 70～90Kg/ mu; Most preferably be 85Kg/ mu.
Preferred composite drug is that mass fraction is the Mixed Pharmacy of 3000 times of dilutions of 99% the mould clever pulvis of evil and 1000 times of dilutions of the powder of carbendazim that mass fraction is 50%, wherein, the powder of carbendazim mass ratio that the mould clever pulvis of evil that mass fraction is 99% and mass fraction are 50% is 1:3.
While carrying out land for growing field crops sterilization in preferred method, quicklime and sulfur compounded thing are evenly spread fertilizer over the fields behind plowed soils surface, plough and rake immediately, water conservation 2～3cm, allows water naturally osmotic enter soil.
While carrying out the sterilization of lotus kind in preferred method, four water Taipa are set up in every mu of land for growing field crops, water Taipa specification is 1.5m × 2m × 30cm, in each water Taipa, put into 40 of lotus kinds, use composite drug soaking disinfection 20～28h, the mould clever pulvis 0.3Kg of evil that is 99% containing mass fraction in the composite drug in each water Taipa.
While carrying out diseased plant processing in preferred method, while finding diseased plant, pull out immediately diseased plant, adopt cofferdam mode that diseased plant is isolated simultaneously, soil pouring sterilization is carried out to composite drug in region, diseased plant cofferdam.
The method of rot control in seed lotus plantation of the present invention, comprises following concrete steps:
Step (1) land for growing field crops sterilization: select pollution-free, irrigation condition good, soil layer is deep and be rich in organic field, before lotus kind is planted 4～7 days, combination is turned over wholely, adopt quicklime and sulfur compounded thing that mass ratio is 14～18:1, spread fertilizer over the fields after sterilization by the full field of the consumption of 70～90Kg/ mu, plough and rake immediately, water conservation 2～3cm, then allows water naturally osmotic go down;
Step (2) lotus kind sterilization: four water Taipa are set up in every mu of land for growing field crops, and each water Taipa specification 1.5m × 2m × 30cm, puts into 40 of lotus kinds in each water Taipa, is used composite drug soaking disinfection 20～28h; Wherein, composite drug is that mass fraction is the Mixed Pharmacy of 2800～3200 times of dilutions of 99% the mould clever pulvis of evil and 800～1200 times of dilutions of the powder of carbendazim that mass fraction is 50%, wherein, the powder of carbendazim mass ratio that the mould clever pulvis of evil that mass fraction is 99% and mass fraction are 50% is 1:2.8～1:3.2; The mould clever pulvis 0.3Kg of evil that is 99% containing mass fraction in composite drug in each water Taipa;
Step (3) is found foliar spray medicine: carry out the cleaning of lotus root branch, Shi Liye in field when fertile, fill with the root and stem of certain plants with the composite drug in step (2), to prevent that pathogen from invading from wound;
Step (4) diseased plant processing: find diseased plant, pull out immediately disease, adopt cofferdam mode that diseased plant is isolated simultaneously, to diseased plant cofferdam in the region for the composite drug in step (2) carry out soil pouring and sterilize.
Useful technique effect of the present invention: the rot the present invention is directed in seed lotus planting process has proposed the method for integrated control to put prevention first that a kind of medication combines with cultivation, all uses in conjunction with medicament in Soil tillage, the processing of lotus kind, vertical leaf fertilizer and field management operating process when the method passes through lotus kind to plant, effectively reduce the incidence of disease of rot, reach the object of the yield and quality that improves seed lotus, and the composite drug consumption using is few, and control efficiency is good, safety and environmental protection, cost is low; In addition the method can be grasped simply, and general peasant household is all easy to operate.In the preferred technical solution of the present invention, further determine the required composite concentration of composite drug and the usage amount of control seed lotus rot, more improved and prevented and treated corrupt efficiency, improved seed lotus yield and quality.
Embodiment
Following examples are intended to further illustrate content of the present invention, instead of restriction protection domain of the present invention.
Embodiment 1
Select three mu of lands for growing field crops to do parallel laboratory test.
Step (1) land for growing field crops sterilization: select pollution-free, irrigation condition good, soil layer is deep and be rich in organic field, before lotus kind is planted 5 days, combination is turned over wholely, adopt quicklime and sulfur compounded thing that mass ratio is 16:1, spread fertilizer over the fields after sterilization by the full field of the consumption of 85Kg/ mu, plough and rake immediately, water conservation 2～3cm, then allows water naturally osmotic go down;
Step (2) lotus kind sterilization: four water Taipa are set up in every mu of land for growing field crops, and each water Taipa specification 1.5m × 2m × 30cm, puts into 40 of lotus kinds in each water Taipa, is used composite drug soaking disinfection 24h; Wherein, composite drug is that mass fraction is the Mixed Pharmacy of 3000 times of dilutions of 99% the mould clever pulvis of evil and 1000 times of dilutions of the powder of carbendazim that mass fraction is 50%, wherein, the powder of carbendazim mass ratio that the mould clever pulvis of evil that mass fraction is 99% and mass fraction are 50% is 1:3; The mould clever pulvis 0.3Kg of evil that is 99% containing mass fraction in composite drug in each water Taipa;
Step (3) is found foliar spray medicine: carry out the cleaning of lotus root branch, Shi Liye in field when fertile, fill with the root and stem of certain plants with the composite drug in step (2), to prevent that pathogen from invading from wound;
Step (4) diseased plant processing: find diseased plant, pull out immediately disease, adopt cofferdam mode that diseased plant is isolated simultaneously, to diseased plant cofferdam in the region for the composite drug in step (2) carry out soil pouring and sterilize.
Get the mean value of three mu of field experiments: the rot incidence of disease 4.69%, seed lotus output 145.6Kg/ mu.
Embodiment 2
The relation of land for growing field crops of the present invention sterilization various combination pharmacy application and rot incidence and seed lotus output.
Except the disinfecting process of land for growing field crops, other steps are step enforcement routinely all.Adopt quicklime, Cosan and quicklime+Cosan according to the land for growing field crops sterilisation step of embodiment 1, land for growing field crops to be carried out disinfection, parallel test is done in three mu of lands for growing field crops of each employing, get its mean value as result of the test, the statistics rot incidence of disease and seed lotus output, result is as shown in table 1.As shown in Table 1; adopt the method best results of quicklime+Cosan, both are combined with control efficiency and seed lotus output is obviously better than single chemical control, and dosing when each medicament institute expense will be less than single use while being combined with; both reduce production cost, protected again environment.
The relation of various combination pharmacy application and rot incidence and seed lotus output while sterilization in table 1 land for growing field crops
| Application method | Formulation rate (Kg/ mu) | The rot incidence of disease (%) | Seed lotus output (Kg/ mu) |
| Quicklime | 100 | 20.43 | 108.7 |
| Cosan | 6 | 22.63 | 102.9 |
| Quicklime+sulphur | 80+5 | 14.67 | 120.6 |
Embodiment 3
The relation of lotus kind sterilization various combination pharmacy application of the present invention and rot incidence and seed lotus output.
Except lotus kind disinfecting process, other steps are step enforcement routinely all.Adopt the mould spirit of evil, carbendazim and the mould spirit+carbendazim of evil according to the lotus kind sterilisation step of embodiment 1, lotus kind to be carried out disinfection, parallel test is done in three mu of lands for growing field crops of each employing, get its mean value as result of the test, the statistics rot incidence of disease and seed lotus output, result is as shown in table 2.As shown in Table 2; adopt and dislike the method best results of mould spirit+carbendazim, both are combined with control efficiency and seed lotus output is obviously better than single chemical control, and dosing when each medicament institute expense will be less than single use while being combined with; both reduce production cost, protected again environment.
The relation of various combination pharmacy application and rot incidence and seed lotus output when the sterilization of table 2 lotus kind
| Medicament title | Formulation rate (doubly) | The rot incidence of disease (%) | Seed lotus output (Kg/ mu) |
| Dislike mould spirit | 5000 | 15.83 | 108.2 |
| Carbendazim | 2000 | 16.81 | 107.5 |
| Dislike mould spirit+many bacterium | 3000+1000 | 10.54 | 124.4 |
Embodiment 4
The relation of vertical foliar spray medicine various combination pharmacy application of the present invention and rot incidence and seed lotus output.
Except vertical foliar spray medicine process, other steps are step enforcement routinely all.Adopt the mould spirit of evil, carbendazim and the mould spirit+carbendazim of evil during vertical leaf, to carry out dispenser according to the vertical foliar spray medicine step of embodiment 1, parallel test is done in three mu of lands for growing field crops of each employing, get its mean value as result of the test, the statistics rot incidence of disease and seed lotus output, result is as shown in table 3.As shown in Table 3; adopt and dislike the method best results of mould spirit+carbendazim, both are combined with control efficiency and seed lotus output is obviously better than single chemical control, and dosing when each medicament institute expense will be less than single use while being combined with; both reduce production cost, protected again environment.
The relation of various combination pharmacy application and rot incidence and seed lotus output when the vertical foliar spray medicine of table 3
| Medicament title | Formulation rate (doubly) | The rot incidence of disease (%) | Seed lotus output (Kg/ mu) |
| Dislike mould spirit | 5000 | 15.27 | 108.8 |
| Carbendazim | 2000 | 17.21 | 105.6 |
| Dislike mould spirit+carbendazim | 3000+1000 | 9.56 | 125.4 |
Embodiment 5
Diseased plant of the present invention is processed the relation of various combination pharmacy application and rot incidence and seed lotus output.
Except diseased plant processing procedure, other steps are step enforcement routinely all.The mould spirit of employing evil, carbendazim and the mould spirit+carbendazim of evil to diseased plant processing, respectively adopt three mu of lands for growing field crops to do parallel test according to the diseased plant processing mode of embodiment 1, get its mean value as result of the test, the statistics rot incidence of disease and seed lotus output, and result is as shown in table 4.As shown in Table 4; adopt and dislike the method best results of mould spirit+carbendazim, both are combined with control efficiency and seed lotus output is obviously better than single chemical control, and dosing when each medicament institute expense will be less than single use while being combined with; both reduce production cost, protected again environment.
The relation of various combination pharmacy application and rot incidence and seed lotus output when table 4 diseased plant is processed
| Medicament title | Formulation rate (doubly) | The rot incidence of disease (%) | Seed lotus output (Kg/ mu) |
| Dislike mould spirit | 5000 | 17.21 | 100.21 |
| Carbendazim | 2000 | 16.24 | 101.42 |
| Dislike mould spirit+carbendazim | 3000+1000 | 8.74 | 125.38 |
Embodiment 6
The relation of different administrated method of the present invention and the rot incidence of disease and seed lotus output
To be left intact as contrast, according to the land for growing field crops sterilization in embodiment 1, the sterilization of lotus kind with found the formulation rate of foliar spray medicine, treatment step is implemented, adopt respectively that land for growing field crops sterilization, the sterilization of lotus kind, vertical foliar spray medicine, land for growing field crops sterilization+lotus kind are sterilized, foliar spray medicine is sterilized+stood in land for growing field crops, foliar spray medicine is sterilized+stood to lotus kind, land for growing field crops sterilization+lotus kind is sterilized+stood, and 7 kinds of methods of foliar spray medicine are carried out rot control, parallel test is done in three mu of lands for growing field crops of each employing, get its mean value as result of the test, the statistics rot incidence of disease and seed lotus output, result is as shown in table 5.As shown in Table 5, adopt land for growing field crops sterilization+lotus kind sterilize+the stand method best results of foliar spray medicine, the rot incidence of disease is minimum, and seed lotus output is the highest.
The relation of many kinds of application methods of table 5 and rot incidence and seed lotus output
| Application method | The rot incidence of disease/% | Seed lotus output/Kg/ mu |
| Without any processing | 55.13 | 59.5 |
| Land for growing field crops sterilization | 18.65 | 111.4 |
| The sterilization of lotus kind | 17.86 | 114.5 |
| Vertical foliar spray medicine | 20.51 | 103.4 |
| Land for growing field crops sterilization+lotus kind sterilization | 8.78 | 124.6 |
| The land for growing field crops foliar spray medicine of sterilizing+stand | 9.27 | 123.7 |
| The lotus kind foliar spray medicine of sterilizing+stand | 8.45 | 126.3 |
| Land for growing field crops sterilization+lotus kind foliar spray the medicine of sterilizing+stand | 5.69 | 135.6 |
Comparative example 1
Adopt the research of prior art control rot
Employing Kong Xiangjun etc. discloses a kind of method that prevents lotus rhizome rot and has tested in (" different chemical chemical control seed lotus rot Preliminary Report on Experiment ", the Changjiang river vegetables (scholarly edition), the 16th phase in 2009), and concrete grammar is as follows:
Process soil with 0.667Kg/ mu fenaminosulf, use quicklime+Shi Jiale (0.25Kg/ strain: 800 times of liquid)
Combined treatment soil and cauline leaf, result is as shown in table 6, as shown in Table 6, adopts land for growing field crops to sterilize+stand after foliar spray medicine processes simultaneously, and the rot incidence of disease is respectively 9.63% and 121.36%.
The relation of many kinds of application methods of table 6 and rot incidence and seed lotus output
| Application method | Formulation rate | The rot incidence of disease/% | Seed lotus output/Kg/ mu |
| Without any processing | / | 57.36 | 60.28 |
| Land for growing field crops sterilization | Fenaminosulf | 16.29 | 110.05 |
| Vertical foliar spray medicine | Quicklime+Shi Jiale | 12.39 | 119.40 |
| The land for growing field crops foliar spray medicine of sterilizing+stand | Fenaminosulf+quicklime+Shi Jiale | 9.63 | 121.36 |
Comparing embodiment 1 and comparative example 1; known employing the method for the invention; spread fertilizer over the fields sterilization by the full field of the consumption of 80Kg quicklime/mu+5Kg Cosan/mu; dislike the vertical foliar spray medicine diseases prevention of 1000 times of liquid of 3000 times of liquid+powder of carbendazim of mould clever pulvis; and fill with the root and stem of certain plants; adopt cofferdam mode that diseased plant is isolated; root and stem of certain plants sterilization is filled with to disliking 1000 times of liquid of 3000 times of liquid+carbendazim of mould clever pulvis in region, diseased plant cofferdam; compared with prior art; control efficiency and seed lotus output are obviously better than prior art; and reduce production costs, be conducive to protection of the environment.
Claims (8)
1. the method that in a seed lotus plantation, rot is prevented and treated, is characterized in that, processes four steps cooperations carry out by land for growing field crops sterilization, the sterilization of lotus kind, vertical foliar spray medicine and diseased plant;
The sterilization of described land for growing field crops is that before plantation lotus kind, to adopt mass ratio be that the quicklime of 14:1～18:1 and sulfur compounded thing are to the disinfecting soil processing after turning over;
Described lotus kind sterilization is to adopt composite drug to carry out immersion treatment to lotus kind;
Described vertical foliar spray medicine is in the time of field cleaning lotus root branch, Shi Liye fertilizer, adopts composite drug to fill with root and stem of certain plants processing;
Described diseased plant processing is to pull out in time morbidity strain, adopts composite drug to carry out soil pouring and processes;
Described composite drug is that mass fraction is the Mixed Pharmacy of 2800～3200 times of dilutions of 99% the mould clever pulvis of evil and 800～1200 times of dilutions of the powder of carbendazim that mass fraction is 50%, wherein, the powder of carbendazim mass ratio that the mould clever pulvis of evil that mass fraction is 99% and mass fraction are 50% is 1:2.8～1:3.2.
2. the method for claim 1, is characterized in that, in quicklime and sulfur compounded thing, quicklime and sulphur mass ratio are 16:1.
3. method as claimed in claim 1 or 2, is characterized in that, quicklime and the sulfur compounded thing use applied amount in the plowed soils in land for growing field crops is 70～90Kg/ mu.
4. method as claimed in claim 3, is characterized in that, quicklime and the sulfur compounded thing use applied amount in the plowed soils in land for growing field crops is 85Kg/ mu.
5. the method for claim 1, it is characterized in that, described composite drug is that mass fraction is the Mixed Pharmacy of 3000 times of dilutions of 99% the mould clever pulvis of evil and 1000 times of dilutions of the powder of carbendazim that mass fraction is 50%, wherein, the powder of carbendazim mass ratio that the mould clever pulvis of evil that mass fraction is 99% and mass fraction are 50% is 1:3.
6. the method for claim 1, is characterized in that, while carrying out land for growing field crops sterilization, quicklime and sulfur compounded thing is evenly spread fertilizer over the fields behind plowed soils surface, ploughs and rakes immediately, and water conservation 2～3cm, allows water naturally osmotic enter soil.
7. the method for claim 1, it is characterized in that, while carrying out the sterilization of lotus kind, four water Taipa are set up in every mu of land for growing field crops, water Taipa specification is 1.5m × 2m × 30cm, in each water Taipa, put into 40 of lotus kinds, use composite drug soaking disinfection 20～28h, the mould clever pulvis 0.3Kg of evil that is 99% containing mass fraction in the composite drug in each water Taipa.
8. the method for claim 1, is characterized in that, while carrying out diseased plant processing, while finding diseased plant, pulls out immediately diseased plant, adopts cofferdam mode that diseased plant is isolated simultaneously, and soil pouring sterilization is carried out to composite drug in region, diseased plant cofferdam.
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