CN1765183A - Composite herbicide - Google Patents
Composite herbicide Download PDFInfo
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- CN1765183A CN1765183A CN200510109442.0A CN200510109442A CN1765183A CN 1765183 A CN1765183 A CN 1765183A CN 200510109442 A CN200510109442 A CN 200510109442A CN 1765183 A CN1765183 A CN 1765183A
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- fomesafen
- methyl
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Abstract
The invention provides a divalent composite weedicide, which comprises haloxyfop-R-methyl and fomesafen, and can be used for the control of weeds in soybean and peanut fields.
Description
Technical field
The present invention relates to a kind of weed killer herbicide, relate in particular to a kind of compound herbicide that is used to prevent and kill off soybean, peanut weeds in field.
Technical background
Soybean, peanut are China's important crops and oil crop, also are China's important export agricultural product, nearly ten million hectare of annual cultivated area.In recent years, the weed killer herbicide that use in soybean, peanut field is wide in variety, very big contribution has been made in the increasing both production and income of soybean, the grass spectrum is narrow extremely, the mechanism of action is single, weeds easily produce resistance but a lot of soybean field herbicides exist, and to problems such as crop sensitivity and use inconvenience, kind really safe and efficient, that herbicidal spectrum is wide is few.In order to reduce agriculture production cost, promote agro based economic development, press for a kind of novel weed killer herbicide substitute products.
Fomesafen is the selectivity diphenyl ether herbicide, be mainly used to prevent and kill off soybean, peanut field broad leaved weed, as piemarker, amaranth, lamb's-quarters, Siberian cocklebur, volume stem knotweed, iron amaranth, bur beggar-ticks, Commeline communis, black nightshade, kitchen garden etc., grassy weed there is certain inhibitory action, it is limited that it kills the grass spectrum, undesirable to the grassy weed preventive effect.The efficient haloxyfop-methyl spirit is a kind of phenoxy carboxylic acid herbicides, is applicable to that mainly dicotyledonous crops such as soybean, peanut, rape and forestry nursery etc. prevent and kill off grassy weed, and is invalid to broad leaved weed and nutgrass flatsedge.To broad leaf crop safety.Up to the present, the composition of two kinds of herbicides compounds of also not mentioned fomesafen of patent and efficient haloxyfop-methyl spirit both at home and abroad.
Summary of the invention-
Technical problem to be solved by this invention is, a kind of binary compound herbicide is provided, and it can prevent and kill off grass family and broad leaved weeds simultaneously.
Technical scheme of the present invention realizes in the following manner:
Compound herbicide of the present invention is characterized in that, it is a kind of missible oil that contains fomesafen, efficient haloxyfop-methyl spirit, emulsifier, solubilizer and solvent, and wherein the proportioning of each component (weight %) is:
Efficient haloxyfop-methyl spirit 0.5-20
Fomesafen 0.5-50
Emulsifier 5-20
Solubilizer 10-20
The solvent surplus
In the compound herbicide agent emulsifiable solution of the present invention, described emulsifier is: farming breast 500
#, NP-15, Nongru-700
#, farming breast 603
#, BY-140
#, 8223.
In the compound herbicide agent emulsifiable solution of the present invention, described solubilizer is: N-Methyl pyrrolidone, dimethyl sulfoxide (DMSO).
In the compound herbicide agent emulsifiable solution of the present invention, described solvent is: benzene, toluene, dimethylbenzene.
The preparation method of compound herbicide agent emulsifiable solution of the present invention, be by the former medicine of efficient haloxyfop-methyl spirit and fomesafen crude oil and emulsifier, solubilizer, solvent through dissolve, dispersion processing technology makes.
Compared with prior art, fully proved through land for growing field crops drug effect extend trial and adopt compound herbicide agent emulsifiable solution of the present invention to have following advantage and good effect:
(1) compound herbicide agent emulsifiable solution of the present invention is compared with two single agent (efficient haloxyfop-methyl spirit and fomesafen), can enlarge and kill the grass spectrum, increase and kill careless effect, can prevent and kill off the single, double cotyledon weeds in soybean peanut field effectively, a drug can be controlled the crop whole growing does not fully have weeds harm, and preventive effect is better than using separately efficient haloxyfop-methyl spirit, fomesafen.
(2) drug cost is lower.Use compound herbicide of the present invention when reaching equal preventive effect and can reducing dosage, can save the labour greatly, use once and can effectively prevent and kill off grassy weed and broad leaved weeds simultaneously, improved agricultural production efficiency.
(3) adopt compound herbicide agent emulsifiable solution of the present invention that soybean yields is increased to some extent, reached the purpose of increasing both production and income.
(4). compound herbicide of the present invention is because of being missible oil, so very convenient to use, transportation is stored all very safe, and following batch of any crop all do not had influence, has also reduced environmental pollution simultaneously.
Substantive distinguishing features of the present invention can be embodied from following embodiment, but these embodiment only as an illustration, rather than limits the invention.
Embodiment
Embodiment one: get 3.9 kilograms of the former medicines of 90% efficient haloxyfop-methyl spirit, 15.8 kilograms of the former medicines of 95% fomesafen, 822320.0 kilograms of emulsifier, 20.0 kilograms of solubilizer dimethyl sulfoxide (DMSO)s, 40.3 kilograms of solvent xylenes are through dissolving dispersion processing, check, packing promptly becomes compound herbicide agent emulsifiable solution of the present invention.
Embodiment two: get 4.0 kilograms of the former medicines of 90% efficient haloxyfop-methyl spirit, 22.5 kilograms of the former medicines of 95% fomesafen, emulsifier NP-1515.0 kilogram, 20.0 kilograms of solubilizer dimethyl sulfoxide (DMSO)s, 38.5 kilograms of solvent xylenes are through dissolving dispersion processing, check, packing promptly becomes compound herbicide agent emulsifiable solution of the present invention.
Embodiment three: get 2.3 kilograms of the former medicines of 90% efficient haloxyfop-methyl spirit, 17.3 kilograms of the former medicines of 95% fomesafen, 822320.0 kilograms of emulsifier, 18.0 kilograms of solubilizer N-Methyl pyrrolidone, 42.4 kilograms of solvent xylenes are through dissolving dispersion processing, check, packing promptly becomes compound herbicide agent emulsifiable solution of the present invention.
Embodiment four: get 11 kilograms of the former medicines of 90% efficient haloxyfop-methyl spirit, 21 kilograms of the former medicines of 95% fomesafen, 822325.0 kilograms of emulsifier, 15.0 kilograms of solubilizer dimethyl sulfoxide (DMSO)s, 28 kilograms of solvent xylenes are through dissolving dispersion processing, check, packing promptly becomes compound herbicide agent emulsifiable solution of the present invention.
Embodiment five: get 1.1 kilograms of the former medicines of 90% efficient haloxyfop-methyl spirit, 10.5 kilograms of the former medicines of 95% fomesafen, 822325.0 kilograms of emulsifier, 15.0 kilograms of solubilizer dimethyl sulfoxide (DMSO)s, 48.4 kilograms of solvent xylenes are through dissolving dispersion processing, check, packing promptly becomes compound herbicide agent emulsifiable solution of the present invention.
Embodiment efficient haloxyfop-methyl spirit Fluosulfonamide oxalether cream weeding test (Tai'an, Shandong) in six: 18.5%
1. herbicidal effect test:
(1) for examination emulsion: 18.5% efficient haloxyfop-methyl spirit fomesafen EC (the green agricultural magnificent plant protection in Beijing Science and Technology Ltd. provides)
Contrast agent: 10.8% haloxyfop-r-methyl EC (The Dow Agrosciences, LLC. produces mouth)
25% fomesafen AS (Songliao Chemical Co., Dalian City's product)
15% smart quinoline second carboxylic EC (the general letter of Shenzhen promise company product)
Reagent agent dosage
| Medicament | Commodity amount (ml/mu) | Effective dose (g/hm2) |
| 18.5% haloxyfop-r-methyl fomesafen EC, 18.5% haloxyfop-r-methyl fomesafen EC, 18.5% haloxyfop-r-methyl fomesafen EC, 18.5% haloxyfop-r-methyl fomesafen EC, 10.8% haloxyfop-r-methyl EC, 25% fomesafen AS, 15% smart quinoline second carboxylic EC | 60 80 100 160 30 75 20 | 256.50 342.00 427.50 684.00 48.60 281.25 45.00 |
(2) test is handled: this test reagent agent 18.5% efficient haloxyfop-methyl spirit fomesafen EC establishes 60,80,100,160 milliliters of/mu 4 dosage and handles, contrast medicament 25% fomesafen AS, 10.8% haloxyfop-r-methyl EC, 15% smart quinoline second carboxylic EC respectively establish a routine dose and handle, other establishes one group of blank, totally 8 processing, repeat for 4 times, 32 sub-districts, the district gives and arranges 20 square metres of sub-district areas at random.
(3) soil and sowing situation: soil property medium loam, the content of organic matter 1.3%, PH7.0, preceding crop barley.The back is turned over the drilling of line-spacing 50cm trench digging, seeding quantity 5kg/ mu in the experimental field.June 8 sowing date, soybean varieties " No. 10, Shandong beans ".
Result of the test:
(1) herbicidal effect
As can be seen from Table I, each preventive effect to grassy weed of 18.5% efficient haloxyfop-methyl spirit fomesafen EC is better than 10.8% haloxyfop-r-methyl EC, and the preventive effect of broad leaved weed also is better than 25% fomesafen AS, and overall preventive effect is better than 15% smart quinoline second carboxylic EC
From table two table three as can be seen, effect is counted in the strain in EC15 days of 18.5% efficient haloxyfop-methyl spirit fomesafen and the fresh weight effect all is better than 15% smart quinoline second carboxylic EC, compare with fomesafen with the efficient haloxyfop-methyl spirit, also fine to the preventive effect of grassy weed broad leaved weed.
(2) to safety and the quantitative effect of soybean
Observe through the dispenser " Invest, Then Investigate ", in various degree the contact killing type brown spot of burning all appears in reagent agent 18.5% efficient haloxyfop-methyl spirit fomesafen EC treatment region soybean, and along with soybeans they grow, newborn leaf growth is normal after 10 days.From result's (table four) as can be seen, each dosage treatment region soybean plant height of reagent agent 18.5% efficient haloxyfop-methyl spirit fomesafen EC, the heavy no significant difference of strain, test through extreme difference, each handles the interval different significance level that do not reach of soybean plant height, the strain method of double differences, shows that 18.5% efficient haloxyfop-methyl spirit fomesafen EC is safe to soybean.
Equally as can be seen from Table IV, the rate of growth that four dosage of 18.5% efficient haloxyfop-methyl spirit fomesafen EC are handled is respectively 23.26%19.90%15.11%18.94%, and effect of increasing production is good.
Embodiment seven: compound herbicide synergistic effect research
The efficient haloxyfop-methyl spirit belongs to fragrant phenoxy propionic acid class weed killer herbicide, is mainly used to prevent and kill off grassy weed.Fomesafen is a diphenyl ether herbicide, is mainly used to prevent and kill off broad leaved weed.Both use with to enlarge and kill the grass spectrum, prevent and kill off the single, double cotyledon weeds in farmland simultaneously, reach and once use the crop smothering problem that solves.Interaction mode during for clear and definite these two kinds of herbicide mixtures provides scientific basis for rationally using these two kinds of medicaments with, does following experiment:
Material and method
(1) medicament:
10.8% efficient haloxyfop-methyl missible oil Beijing green agricultural magnificent plant protection Science and Technology Ltd. provides
12.8% Fluosulfonamide oxalether cream Beijing green agricultural magnificent plant protection Science and Technology Ltd. provides
(2) for examination weeds and cultivation: for trying weeds: lady's-grass (Digitaria sanguinalis), Amaranthus retroflexus (Amaranthus retroflexus) is collected in the Beijing area.
Cultivation for the examination weeds is carried out in the China Agricultural University greenhouse.With 9cm * 9cm plastics 300 gram loams, broadcast 40 of 50 of lady's-grass or Amaranthus retroflexus, seed level 0.3cm for every glass.Every other day water spray once keeps ground moistening, in order to emerging and normal growth for the examination weeds.Test final singling in preceding 2 days, every basin 30 seedlings of lady's-grass, every basin 15 seedlings of Amaranthus retroflexus.
(3) efficient haloxyfop-methyl spirit and fomesafen are used with the synergy mensuration of lady's-grass and the Amaranthus retroflexus mensuration to lady's-grass
Efficient haloxyfop-methyl spirit is single with establishing, and 2.5,5,10,20, five dosage processing of 40g a.i./ha.Because of fomesafen to the lady's-grass non-activity, do not establish the fomesafen list with handling.Efficient haloxyfop-methyl spirit and fomesafen use with ratio establish four 1: 4,1: 6,1: 8,1: 10,5 concentration were established in each ratio processing.Every kind of ratio is handled, the concentration gradient of efficient haloxyfop-methyl spirit and single usefulness identical.Experimental scheme is that completely random is arranged, 4 repetitions.
Mensuration to Amaranthus retroflexus
The fomesafen list is with establishing 10,20,40,80, and five dosage of 160g a.i./ha are handled.Because of the efficient haloxyfop-methyl spirit to the Amaranthus retroflexus non-activity, it is single with handling not establish efficient haloxyfop-methyl spirit.Efficient haloxyfop-methyl spirit and fomesafen use with ratio establish four 1: 4,1: 6,1: 8,1: 10,5 concentration were established in each ratio processing.Every kind of ratio is handled, the concentration gradient of fomesafen and single usefulness identical.Experimental scheme is that completely random is arranged, 4 repetitions.
Pharmacy application and statistical analysis
The spray medicine carried out for the examination 3 leaf phases of weeds.With quantitative spray tower spray medicine, spouting liquid is 500ml/ha during the spray medicine.Behind the spray medicine, 15 days investigation overground part weeds fresh weights.When measuring, obtain the effective dose (ED of single agent and each mixture inhibition lady's-grass and Amaranthus retroflexus growth 90% by the linear regression of concentration logarithm-inhibition probit value
90).Use ED
90Value is drawn the single shaft isoeffect curve figure to lady's-grass and Amaranthus retroflexus.According to the ED of different blended with the ratio processing
90In the distribution up and down of equivalent line, spirit of judgement efficient haloxyfop-methyl and fomesafen are used the synergy mode to lady's-grass and Amaranthus retroflexus with.
Result and analysis
1. efficient haloxyfop-methyl spirit and fomesafen are used with lady's-grass synergy mode.
Clever singly usefulness of efficient haloxyfop-methyl and efficient haloxyfop-methyl spirit and fomesafen different proportion are used the ED to lady's-grass with
90See Table 1.The ED to lady's-grass is singly used in the efficient haloxyfop-methyl spirit
90Value is for 26.67g ai/ha, with fomesafen by the ED that used four processing in 1: 4,1: 6,1: 8,1: 10 with to lady's-grass
90Value is respectively 21.45,21.18,20.34,20.14g ai/ha.
From ED to lady's-grass
90Equivalence line chart (Fig. 1) as can be seen, the ED that efficient haloxyfop-methyl spirit and each ratio of fomesafen are used with
90Point does not have all the ED in the clever single usefulness of efficient haloxyfop-methyl
90Equivalent line under.This result shows that efficient haloxyfop-methyl spirit and fomesafen use with lady's-grass is had synergistic effect.
Spirit of table 1 efficient haloxyfop-methyl and fomesafen are used the ED to lady's-grass with
90
| Handle (efficient haloxyfop-methyl spirit: fomesafen) | ED 90(g ai/ha) |
| List efficient haloxyfop-methyl spirit | 26.67 |
| Use at 1: 4 | 21.45 |
| Use at 1: 6 | 21.18 |
| Use at 1: 8 | 20.34 |
| Use at 1: 10 | 20.14 |
2. efficient haloxyfop-methyl spirit and fomesafen are used the synergy mode to Amaranthus retroflexus with
The ED90 that fomesafen list usefulness and fomesafen and efficient haloxyfop-methyl spirit different proportion are used with Amaranthus retroflexus sees Table 2.The ED of fomesafen list to Amaranthus retroflexus
90Value is 143.98g ai/ha, and is clever in the ED to Amaranthus retroflexus that used four processing in 10: 1,8: 1,6: 1,4: 1 with efficient haloxyfop-methyl
90Value is respectively 118.43,120.14,116.17,110.20g ai/ha.
Use ED with from efficient haloxyfop-methyl spirit and fomesafen to Amaranthus retroflexus
90The equivalence line chart (Fig. 2) as can be seen, four ED that use with
90The ED that point is all used at the fomesafen list
90Equivalent line under, Amaranthus retroflexus is had synergistic effect.
Spirit of table 2 efficient haloxyfop-methyl and fomesafen are used the ED to Amaranthus retroflexus with
90
| Handle (fomesafen: the efficient haloxyfop-methyl spirit) | ED 90 (g ai/ha) |
| Singly use fomesafen | 143.98 |
| Use at 10: 1 | 137.56 |
| Use at 8: 1 | 135.11 |
| Use at 6: 1 | 125.90 |
| Use at 4: 1 | 127.20 |
Table one
The processing of 18.5% efficient haloxyfop-methyl spirit fomesafen EC cauline leaf is prevented and kill off summer soybean field weed test strain in 7 days and is counted effect
| Handle | Dosage P.mI/m u | Lady's-grass | Eleusine indica | Dogstail is overall | Kitchen garden | Amaranth | Lamb's-quarters | Wealthy grass is overall | Weeds are overall | ||||||||
| Strain | ％ | Strain | ％ | Strain | ％ | Strain | ％ | Strain | ％ | Strain | ％ | Strain | ％ | Strain | ％ | ||
| 18.5% efficient haloxyfop-methyl spirit fomesafen EC | 60 | 6.00 | 97.63 | 6.00 | 67.57 | 12.00 | 95.59 | 32.00 | 89.43 | 0.50 | 97.33 | 1.75 | 90.14 | 34.25 | 89.90 | 46.25 | 92.43 |
| 18.5% efficient haloxyfop-methyl spirit fomesafen EC | 80 | 3.75 | 98.52 | 2.00 | 89.19 | 5.75 | 97.89 | 12.75 | 95.79 | 0.00 | 100.0 | 0.75 | 95.77 | 13.50 | 96.02 | 19.25 | 96.85 |
| 18.5% efficient haloxyfop-methyl spirit fomesafen EC | 100 | 0.25 | 99.9 | 0.25 | 98.65 | 0.50 | 99.82 | 4.75 | 98.43 | 1.00 | 94.67 | 0.50 | 97.18 | 6.25 | 98.16 | 6.75 | 98.90 |
| 18.5% efficient haloxyfop-methyl spirit fomesafen EC | 160 | 1.00 | 99.61 | 0.25 | 98.65 | 1.25 | 99.54 | 4.00 | 98.68 | 0.00 | 100.0 | 0.50 | 97.18 | 4.50 | 98.67 | 5.75 | 99.06 |
| 10.8% haloxyfop-r-methyl EC | 30 | 13.00 | 94.87 | 14.50 | 21.62 | 27.50 | 89.89 | - | - | - | - | - | - | - | - | - | - |
| 25% fomesafen EC | 75 | - | - | - | - | - | - | 21.00 | 93.06 | 0.00 | 100.0 | 0.00 | 100.0 | 21.00 | 93.81 | - | - |
| 15% smart quinoline second carboxylic EC | 20 | 35.25 | 86.09 | 8.50 | 54.05 | 43.75 | 83.92 | 0.00 | 100.0 | 1.25 | 93.33 | 4.25 | 76.06 | 5.50 | 98.38 | 49.25 | 91.94 |
| Contrast | - | 253.5 | - | 18.50 | - | 272.0 | - | 302.7 | - | 18.25 | - | 17.25 | - | 339.2 | - | 611.2 | - |
Table two
The processing of 18.5% efficient haloxyfop-methyl spirit fomesafen EC cauline leaf is prevented and kill off summer soybean field weed test strain in 15 days and is counted effect
| Handle | Dosage P.mI/m u | Lady's-grass | Eleusine indica | Dogstail is overall | Kitchen garden | Amaranth | Lamb's-quarters | Wealthy grass is overall | Weeds are overall | ||||||||
| Strain | ％ | Strain | ％ | Strain | ％ | Strain | ％ | Strain | ％ | Strain | ％ | Strain | ％ | Strain | ％ | ||
| 18.5% efficient haloxyfop-methyl spirit fomesafen EC | 60 | 27.75 | 94.23 | 2.25 | 98.89 | 30.00 | 95.62 | 33.25 | 95.69 | 0.25 | 99.18 | 2.25 | 87.14 | 35.75 | 95.64 | 65.75 | 95.63 |
| 18.5% efficient haloxyfop-methyl spirit fomesafen EC | 80 | 17.75 | 96.31 | 0.00 | 100.0 | 17.75 | 97.41 | 22.00 | 97.15 | 0.50 | 98.36 | 0.50 | 97.14 | 23.00 | 97.20 | 40.75 | 97.29 |
| 18.5% efficient haloxyfop-methyl spirit fomesafen EC | 100 | 0.75 | 99.84 | 0..25 | 99.88 | 1.00 | 99.85 | 36.25 | 95.30 | 0.00 | 100.0 | 2.00 | 88.57 | 38.25 | 95.34 | 39.25 | 97.39 |
| 18.5% efficient haloxyfop-methyl spirit fomesafen EC | 160 | 0.00 | 100.0 | 0.00 | 100.0 | 0.00 | 100.0 | 5.00 | 99.35 | 0.00 | 100.0 | 0.25 | 98.57 | 5.25 | 99.36 | 5.25 | 99.65 |
| 10.8% haloxyfop-r-methyl EC | 30 | 0.00 | 100.0 | 0.00 | 100.0 | 0.00 | 100.0 | - | - | - | - | - | - | - | - | - | - |
| 25% fomesafen EC | 75 | - | - | - | - | - | - | 7.50 | 99.03 | 0.00 | 100.0 | 4.00 | 77.14 | 11.50 | 98.60 | - | - |
| 15% smart quinoline second carboxylic EC | 20 | 66.75 | 86.13 | 3.50 | 98.28 | 70.25 | 89.73 | 2.75 | 99.64 | 1.00 | 96.72 | 5.75 | 67.14 | 9.50 | 98.84 | 79.75 | 94.70 |
| Contrast | - | 481.2 | - | 203.0 | - | 684.2 | - | 772.0 | - | 30.50 | - | 17.50 | - | 820.0 | - | 1504 | - |
Table three
18.5% efficient haloxyfop-methyl spirit fomesafen EC cauline leaf is handled and is prevented and kill off 15 days fresh weight effects of summer soybean field weed test
| Handle | Dosage P.mI/m u | Lady's-grass | Eleusine indica | Dogstail is overall | Kitchen garden | Amaranth | Lamb's-quarters | Wealthy grass is overall | Weeds are overall | ||||||||
| Gram | ％ | Gram | ％ | Gram | ％ | Gram | ％ | Gram | ％ | Gram | ％ | Gram | ％ | Gram | ％ | ||
| 18.5% efficient haloxyfop-methyl spirit fomesafen EC | 60 | 52.75 | 94.42 | 225 | 99.78 | 55.00 | 97.22 | 50.25 | 97.59 | 0.25 | 99.92 | 2.25 | 83.02 | 52.75 | 97.81 | 107.7 5 | 97.54 |
| 18.5% efficient haloxyfop-methyl spirit fomesafen EC | 80 | 11.50 | 98.78 | 0.00 | 100.0 | 11.50 | 99.42 | 21.25 | 98.98 | 0.75 | 99.75 | 0.50 | 96.23 | 22.50 | 99.06 | 34.00 | 99.22 |
| 18.5% efficient haloxyfop-methyl spirit fomesafen EC | 100 | 0.50 | 99.95 | 0.50 | 99.95 | 0.00 | 99.95 | 14.25 | 99.32 | 0.00 | 100 | 3.50 | 73.58 | 17.75 | 99.26 | 18.75 | 99.57 |
| 18.5% efficient haloxyfop-methyl spirit fomesafen EC | 160 | 0.00 | 100.0 | 0.00 | 100.0 | 0.00 | 100.0 | 7.13 | 99.66 | 0.00 | 100 | 0.40 | 96.98 | 7.53 | 99.69 | 7.53 | 99.83 |
| 10.8% haloxyfop-r-methyl EC | 30 | 0.00 | 100.0 | 0.00 | 100.0 | 0.00 | 100.0 | - | - | - | - | - | - | - | - | - | - |
| 25% fomesafen EC | 75 | - | - | - | - | - | - | 8.00 | 99.62 | 0.00 | 1.00 | 6.00 | 54.72 | 14.00 | 99.42 | - | - |
| 15% smart quinoline second carboxylic EC | 20 | 87.50 | 90.74 | 15.25 | 98.53 | 102.7 5 | 94.81 | 4.50 | 99.78 | 5.40 | 98.23 | 12.75 | 3.77 | 22.65 | 99.06 | 125.4 0 | 97.14 |
| Contrast | - | 945 | - | 1085 | - | 1980 | - | 2085 | - | 3065 | - | 13.25 | - | 2408. 75 | - | 4383 .75 | - |
Table four
18.5% efficient haloxyfop-methyl spirit fomesafen EC cauline leaf is handled and is prevented and kill off summer soybean field weed experimental safe mensuration and quantitative effect
| Handle | Dosage P.ml/mu | After the dispenser 15 days | Pod number (individual) | 100-grain weight g | Cell production Kg/20 rice 2 | Amount to per mu yield kg/mu | Rate of growth % | |
| cm | g | |||||||
| 18.5% efficient haloxyfop-methyl spirit fomesafen EC | 60 | 56.40Aa | 20.00Aa | 62.80Aa | 19.53Aa | 5.14Aa | 170.00 | 23.26 |
| 18.5% efficient haloxyfop-methyl spirit fomesafen EC | 80 | 57.00Aa | 21.50Aa | 62.85Aa | 20.12Aa | 5.00Aa | 166.68 | 19.90 |
| 18.5% efficient haloxyfop-methyl | 100 | 57.30Aa | 24.00Aa | 59.10Aa | 19.63Aa | 4.80Aa | 160.00 | 15.11 |
| 18.5% efficient haloxyfop-methyl spirit fomesafen EC | 160 | 59.50Aa | 23.50Aa | 63.20Aa | 19.63Aa | 4.96Aa | 165.34 | 18.94 |
| 10.8% haloxyfop-r- | 30 | 56.40Aa | 20.50Aa | 59.55Aa | 19.50Aa | 4.92Aa | 164.01 | 17.99 |
| 25% fomesafen AS | 75 | 61.30Aa | 21.00Aa | 63.503Aa | 19.37Aa | 4.40Aa | 146.67 | 5.52 |
| 15% smart quinoline second | 20 | 61.20Aa | 24.50Aa | 61.05Aa | 19.94Aa | 4.86Aa | 162.01 | 16.55 |
| Contrast | - | 62.30Aa | 24.75Aa | 51.05Ab | 19.00Aa | 4.17Aa | 139.01 | - |
Claims (3)
1. a compound herbicide is characterized in that this compound herbicide contains the efficient haloxyfop-methyl spirit of 0.5-20% by percentage to the quality and the fomesafen of 0.5-50%.
2. compound herbicide according to claim 1 is characterized in that the proportioning of the cream preparation of described compound herbicide is by percentage to the quality:
Efficient haloxyfop-methyl spirit: 0.5-20%
Fomesafen: 0.5-50%
Emulsifier is a farming breast 500
#, NP-15, Nongru-700
#, farming breast 603
#, BY-140
#, any one in 8223 or multiple material: 5-20%
Solubilizer is N-Methyl pyrrolidone, dimethyl sulfoxide (DMSO): 10-20%
Solvent is a benzene, toluene, dimethylbenzene: surplus
3. compound herbicide according to claim 1 is characterized in that the proportioning of the cream preparation of described compound herbicide is by percentage to the quality:
Efficient haloxyfop-methyl spirit 3.7
Fomesafen 14.8
Emulsifier 20
Solubilizer 20
Solvent is 41.5
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|---|---|---|---|
| CNB2005101094420A CN100356848C (en) | 2005-10-20 | 2005-10-20 | Composite herbicide |
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|---|---|---|---|
| CNB2005101094420A CN100356848C (en) | 2005-10-20 | 2005-10-20 | Composite herbicide |
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| CN100356848C CN100356848C (en) | 2007-12-26 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103282478A (en) * | 2010-12-15 | 2013-09-04 | 罗地亚（中国）投资有限公司 | Fluoropolymer compositions |
| CN105010356A (en) * | 2015-08-05 | 2015-11-04 | 陆月霞 | Herbicide composition for soybean field |
| CN105010345A (en) * | 2014-11-09 | 2015-11-04 | 蔡国祥 | Weed control method for rosa chinensis planting piece of field |
| CN106719720A (en) * | 2017-02-14 | 2017-05-31 | 佛山市盈辉作物科学有限公司 | A kind of herbicidal composition containing bentazone |
| CN106982841A (en) * | 2017-04-27 | 2017-07-28 | 江苏省农业科学院 | A kind of radix glehniae field herbicidal and weed control method |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1117345A (en) * | 1995-04-19 | 1996-02-28 | 李永平 | Tech. for mfg. agricultural chemicals with enhanced efficacy |
| CN1613310A (en) * | 2004-09-17 | 2005-05-11 | 王洲 | Herbicidal composition of rape field |
-
2005
- 2005-10-20 CN CNB2005101094420A patent/CN100356848C/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103282478A (en) * | 2010-12-15 | 2013-09-04 | 罗地亚（中国）投资有限公司 | Fluoropolymer compositions |
| CN103282478B (en) * | 2010-12-15 | 2014-12-10 | 罗地亚（中国）投资有限公司 | Fluoropolymer compositions |
| CN105010345A (en) * | 2014-11-09 | 2015-11-04 | 蔡国祥 | Weed control method for rosa chinensis planting piece of field |
| CN105010356A (en) * | 2015-08-05 | 2015-11-04 | 陆月霞 | Herbicide composition for soybean field |
| CN106719720A (en) * | 2017-02-14 | 2017-05-31 | 佛山市盈辉作物科学有限公司 | A kind of herbicidal composition containing bentazone |
| CN106982841A (en) * | 2017-04-27 | 2017-07-28 | 江苏省农业科学院 | A kind of radix glehniae field herbicidal and weed control method |
| CN106982841B (en) * | 2017-04-27 | 2020-06-12 | 江苏省农业科学院 | Coastal glehnia root field herbicide and weed control method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN100356848C (en) | 2007-12-26 |
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