CN107950546A - Application of the Isoquinolinium Alkaloid in terms of as herbicide - Google Patents
Application of the Isoquinolinium Alkaloid in terms of as herbicide Download PDFInfo
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- CN107950546A CN107950546A CN201711158169.XA CN201711158169A CN107950546A CN 107950546 A CN107950546 A CN 107950546A CN 201711158169 A CN201711158169 A CN 201711158169A CN 107950546 A CN107950546 A CN 107950546A
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- herbicide
- coptisine
- grass
- sanguinarine
- tetrahydropalmatine
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01N—PRESERVATION OF BODIES OF HUMANS OR ANIMALS OR PLANTS OR PARTS THEREOF; BIOCIDES, e.g. AS DISINFECTANTS, AS PESTICIDES OR AS HERBICIDES; PEST REPELLANTS OR ATTRACTANTS; PLANT GROWTH REGULATORS
- A01N43/00—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds
- A01N43/90—Biocides, pest repellants or attractants, or plant growth regulators containing heterocyclic compounds having two or more relevant hetero rings, condensed among themselves or with a common carbocyclic ring system
Abstract
The invention discloses application of the Isoquinolinium Alkaloid in terms of as herbicide.Present invention research is found, Isoquinolinium Alkaloid, specifically hydrochloric acid coptisine, dehydrocorydaline, palmatine, dihydroberberine, Corydalis Saxicolae, coptisine, epiberberine, N-1, worenine, Tetrahydrocoptisine, Corydaline, rotundin, dextrorotation tetrahydropalmatine, berberrubine, jateorrhizine, Sanguinarine hydrochloride, allocryptopine, tetrahydropalmatine, oxyberberine, remove methylene jamaicin and sanguinarine, to arabidopsis, Mikania micrantha, eleusine indica, lady's-grass, bidens pilosa, feather cockscomb, a variety of common weeds such as duckweed are respectively provided with significant herbicidal effect, it is and environmentally safe, to people and animals' low toxicity, herbicide use can be prepared into, for carrying out preventing and kill off for weeds in actual production, environmental protection, safety.In addition, the exploitation of such material herbicide effect, can promote the comprehensive utilization of its resource plant, development prospect is wide.
Description
Technical field
The invention belongs to agricultural chemicals research and development technical field.More particularly, to Isoquinolinium Alkaloid as weeding
Application in terms of agent.
Background technology
Herbicide（herbicide）Refer to make weeds that withered medicament thoroughly or selectively occur, eliminating or
Suppress a kind of material of plant growth.Currently, efficient, low toxicity, the herbicide kind of wide spectrum, play increasingly in agricultural production
Important effect.
Alkaloid is to be present in nature（Predominantly plant, but some exists in animal）In a kind of nitrogenous alkalescence
Organic compound.Lot of documents reports the medical and agricultural effect of alkaloid compound, and alkaloids substance is vdiverse in function,
Tool has been widely used in daily life, and plays huge effect in terms of medicine and agricultural.
Further research and development alkaloids substance has broad application prospects and significant social effect.It is this to grind
Study carefully and develop including two aspects, when to having determined that the alkaloids substance of structure further develops its new application, second,
Study and find new alkaloids substance, and its clear and definite physiological function, develop as social production and people's service for life
Good product.
The content of the invention
The technical problem to be solved in the present invention is the defects of overcoming the above-mentioned prior art and deficiency, there is provided one kind has weeding
Activity isoquinoline alkaloid, be specifically hydrochloric acid coptisine, dehydrocorydaline, palmatine, dihydroberberine, Corydalis Saxicolae,
Coptisine, epiberberine, N-1, worenine, Tetrahydrocoptisine, Corydaline, rotundin, dextrorotation tetrahydrochysene bar
Ma Ting, berberrubine, jateorrhizine, Sanguinarine hydrochloride, allocryptopine, tetrahydropalmatine, oxyberberine, go methylene small
Bark of a cork tree alkali, sanguinarine；These alkaloids substances are for arabidopsis, Mikania micrantha, eleusine indica, lady's-grass, bidens pilosa, feather cockscomb, floating
Duckweed etc. has good activity of weeding, environmentally safe, to people and animals' low toxicity, can be prepared into herbicide use.
The object of the present invention is to provide application of the Isoquinolinium Alkaloid in terms of as herbicide.
Another object of the present invention is to provide a kind of herbicide.
Above-mentioned purpose of the present invention is achieved through the following technical solutions：
Isoquinolinium Alkaloid as or application in terms of preparing herbicide.
The isoquinoline alkaloid for hydrochloric acid coptisine, dehydrocorydaline, palmatine, dihydroberberine, Corydalis Saxicolae,
Coptisine, epiberberine, N-1, worenine, Tetrahydrocoptisine, Corydaline, rotundin, dextrorotation tetrahydrochysene bar
Ma Ting, berberrubine, jateorrhizine, Sanguinarine hydrochloride, allocryptopine, tetrahydropalmatine, oxyberberine, go methylene small
Bark of a cork tree alkali or sanguinarine.
Preferably, the effective object of herbicide described in above application is arabidopsis, Mikania micrantha, eleusine indica, lady's-grass, three leaves
Beggar-ticks, feather cockscomb, duckweed, barnyard grass, green bristlegrass, amur foxtail, annual bluegrass, Bermuda grass, the rhizome of nutgrass flatsedge, cyperus iria, Ageratum conyzoides, dent
The common the worst weeds such as amaranth, Amaranthus retroflexus, concave head amaranth and/or Hairy Bittercress.
Particularly preferably：To Mikania micrantha activity of weeding most preferably：Worenine, hydrochloric acid coptisine, N-1,
Dehydrocorydaline, dextrorotation tetrahydropalmatine, Corydalis Saxicolae, rotundin, Tetrahydrocoptisine, dihydroberberine, palmatine, corydalis tuber
A prime.
To bidens pilosa activity of weeding most preferably：Hydrochloric acid coptisine, Tetrahydrocoptisine, dehydrocorydaline, palmatine,
N-1, epiberberine, coptisine.
To eleusine indica activity of weeding most preferably：Epiberberine, Tetrahydrocoptisine, dehydrocorydaline, hydrochloric acid coptisine, bar
Ma Ting, tetrahydropalmatine, rotundin, berberrubine, coptisine, dihydroberberine, allocryptopine, Corydaline, methyl yellow
Even alkali, jateorrhizine.
To lady's-grass activity of weeding most preferably：Coptisine, worenine, dextrorotation tetrahydropalmatine, Corydaline, salt
Sour coptisine, palmatine, epiberberine, Corydalis Saxicolae, dehydrocorydaline, dihydroberberine, jateorrhizine, rotundin, salt
Sour sanguinarine, N-1, berberrubine.
To feather cockscomb activity of weeding most preferably：Remove methylene jamaicin, hydrochloric acid coptisine, oxyberberine, hydrochloric acid red root
Alkali, epiberberine, dihydroberberine, coptisine, palmatine, berberrubine, dehydrocorydaline, Corydalis Saxicolae.
To arabidopsis activity of weeding most preferably：Hydrochloric acid coptisine, worenine, dihydroberberine.
To duckweed activity of weeding most preferably：Hydrochloric acid coptisine, worenine, dehydrocorydaline, dihydroberberine, Huang
Even alkali, Corydalis Saxicolae, Sanguinarine hydrochloride, sanguinarine.
It is highly preferred that to Mikania micrantha activity of weeding most preferably：It is worenine, hydrochloric acid coptisine, N-1, de-
Hydrogen corydaline, dextrorotation tetrahydropalmatine, Corydalis Saxicolae.
To bidens pilosa activity of weeding most preferably：Coptisine, hydrochloric acid coptisine, Tetrahydrocoptisine.
To eleusine indica activity of weeding most preferably：Epiberberine, Tetrahydrocoptisine, dehydrocorydaline, hydrochloric acid coptisine, bar
Ma Ting, tetrahydropalmatine, rotundin, berberrubine, coptisine, dihydroberberine, allocryptopine, Corydaline, methyl yellow
Even alkali, jateorrhizine, obvious to the root long inhibiting rate of eleusine indica, more than 75%, effect exceedes jamaicin.
To lady's-grass activity of weeding most preferably：Coptisine, worenine, Corydaline, hydrochloric acid coptisine, bar horse
Spit of fland, epiberberine, rotundin, Sanguinarine hydrochloride.
To feather cockscomb activity of weeding most preferably：Go methylene jamaicin, hydrochloric acid coptisine, oxyberberine, epiberberine,
Coptisine, palmatine.
To arabidopsis activity of weeding most preferably：Hydrochloric acid coptisine, worenine.
To duckweed activity of weeding most preferably：Hydrochloric acid coptisine, worenine, coptisine, sanguinarine.
A kind of herbicide containing above-mentioned isoquinoline alkaloid is also within protection scope of the present invention.
Preferably, the herbicide is for arabidopsis, Mikania micrantha, eleusine indica, lady's-grass, bidens pilosa, feather cockscomb, floating
Duckweed, barnyard grass, green bristlegrass, amur foxtail, annual bluegrass, Bermuda grass, the rhizome of nutgrass flatsedge, cyperus iria, Ageratum conyzoides, purslane, Amaranthus retroflexus, concave head
The herbicide of the common the worst weeds such as amaranth and/or Hairy Bittercress.
The following achievement in research of above-mentioned aspect content and application based on the present inventor seminar：Seminar is in research process
In, found by test of many times, a variety of isoquinoline alkaloid class materials are to a variety of weeds（Including a variety of invasive weeds）Have
There is significant herbicidal effect.Specific isoquinoline alkaloid class includes above-mentioned hydrochloric acid coptisine, dehydrocorydaline, bar horse
Spit of fland, dihydroberberine, Corydalis Saxicolae, coptisine, epiberberine, N-1, worenine, Tetrahydrocoptisine, prolong recklessly
Suo Jiasu, rotundin, dextrorotation tetrahydropalmatine, berberrubine, jateorrhizine, Sanguinarine hydrochloride, allocryptopine, corydalis tuber second
Element, oxyberberine, remove methylene jamaicin and sanguinarine.By experiment, find this kind of material to arabidopsis（Wild type）, common vetch
Camomile, eleusine indica, lady's-grass, bidens pilosa, feather cockscomb, duckweed, barnyard grass, green bristlegrass, amur foxtail, annual bluegrass, Bermuda grass, rhizoma cyperi
The weeds such as son, cyperus iria, Ageratum conyzoides, purslane, Amaranthus retroflexus, concave head amaranth and/or Hairy Bittercress have significant activity of weeding.
The invention has the advantages that：
The invention discloses new application of the Isoquinolinium Alkaloids material as herbicide, this kind of material can significantly press down
Arabidopsis processed, Mikania micrantha, eleusine indica, lady's-grass, bidens pilosa, feather cockscomb, duckweed, barnyard grass, green bristlegrass, amur foxtail, annual bluegrass, dog
The root growth of the weeds such as root of the tooth, the rhizome of nutgrass flatsedge, cyperus iria, Ageratum conyzoides, purslane, Amaranthus retroflexus, concave head amaranth and/or Hairy Bittercress or plant
Strain growth, herbicidal effect are notable.
In addition, such material derives from a wealth of sources, raw material is easy to get, and comes from naturally, there is smoothly degraded way in nature
Footpath, pollution-free, noresidue will not generation environment pollution.
Furthermore isoquinoline alkaloid class material mostly there is certain insecticidal and antibacterial to act on, while management of weeds,
Also there is control action to crop pests and disease, produce the effect that a medicine uses.
4th, the research and development of such material herbicide effect, can promote the comprehensive exploitation containing such material plant resources
Utilize.
Embodiment
Further illustrate the present invention below in conjunction with specific embodiment, but embodiment the present invention is not done it is any type of
Limit.Unless stated otherwise, the reagent of the invention used, method and apparatus is the art conventional reagent, methods and apparatus.
Unless stated otherwise, following embodiments agents useful for same and material are purchased in market.
Following embodiments list the weeding experiment of several frequently seen weeds, and it is more significant that data only give effect.
Embodiment 1 tests the activity of weeding of Mikania micrantha
1st, nearly 40 kinds of isoquinoline alkaloid materials are configured to certain density mother liquor respectively, then with Huo Gelan nutrient solutions
It is diluted to 10 mg/L concentration.
2nd, using jamaicin as reference, activity of weeding of these materials to Mikania micrantha is determined using small-radius curve track, is grown 7 days
Plant strain growth situation is investigated afterwards.
3rd, the results show that 11 kinds of isoquinoline alkaloid class materials as shown in table 1, i.e. worenine, hydrochloric acid Huang
Even alkali, N-1, dehydrocorydaline, dextrorotation tetrahydropalmatine, Corydalis Saxicolae, rotundin, Tetrahydrocoptisine, dihydro barberry
Alkali, palmatine, Corydaline, all show Mikania micrantha good inhibitory action, under 10 mg/L concentration, to Mikania micrantha
Root long inhibiting rate more than 65%, to the fresh weight inhibition of Mikania micrantha more than 70%.
Wherein, hydrochloric acid coptisine, worenine, dehydrocorydaline, N-1 are to the root long inhibiting rate of Mikania micrantha
Exceed 80% with fresh weight inhibition.
Inhibitory action of the table 1 to Mikania micrantha
| Medicament | Root long inhibiting rate（%±SE） | Fresh weight inhibition（%±SE） |
| Worenine | 89.19±0.87a | 87.93±0.90a |
| Hydrochloric acid coptisine | 88.27±1.65ab | 85.92±3.82ab |
| N-1 | 88.65±17.84ab | 84.00±15.66ab |
| Dehydrocorydaline | 84.36±16.30ab | 84.38±15.93ab |
| Dextrorotation tetrahydropalmatine | 76.21±8.60abc | 75.78±11.47ab |
| Corydalis Saxicolae | 75.38±6.23abc | 78.01±3.47ab |
| Rotundin | 71.24±1.48bc | 70.97±1.09ab |
| Tetrahydrocoptisine | 71.07±5.03bc | 77.41±5.43ab |
| Dihydroberberine | 67.20±4.58bc | 78.16±7.06ab |
| Palmatine | 66.15±2.83bc | 74.48±2.53ab |
| Corydaline | 65.02±5.44bc | 70.52±7.02ab |
| Jamaicin | 70.20±6.69abc | 74.90±8.72ab |
Note：The measured concentration of all medicaments is 10 mg/L；Represented in table after same column numerical value with the identical person of lowercase 0.05
Difference is not notable in level.
Embodiment 2 tests the activity of weeding of bidens pilosa
1st, with embodiment 1, subjects are changed to bidens pilosa, these materials are determined using small-radius curve track for test method and setting
To the activity of weeding of bidens pilosa, growth investigates plant strain growth situation after 7 days.
2nd, the results show that bidens pilosa seminal root cannot normally be grown, some root rots；As shown in table 27 kinds are different
Quinoline alkaloid class material, i.e. hydrochloric acid coptisine, Tetrahydrocoptisine, dehydrocorydaline, palmatine, N-1, table are small
Bark of a cork tree alkali, coptisine, show bidens pilosa preferable activity of weeding.
Wherein, hydrochloric acid coptisine, Tetrahydrocoptisine, dehydrocorydaline to the root long inhibiting rate of bidens pilosa 80%
More than；Tetrahydrocoptisine and coptisine show bidens pilosa good fresh weight inhibitory activity, its activity is substantially better than small
Bark of a cork tree alkali.
Inhibitory action of the table 2 to bidens pilosa
| Medicament | Root long inhibiting rate（%±SE） | Fresh weight inhibition（%±SE） |
| Hydrochloric acid coptisine | 89.28±0.81a | 6.46±0.64ef |
| Tetrahydrocoptisine | 82.82±0.22bc | 42.56±0.49b |
| Dehydrocorydaline | 81.33±1.05bc | 11.54±0.77d |
| Palmatine | 79.82±0.92c | 14.26±0.57d |
| N-1 | 66.07±3.35d | 9.82±0.45de |
| Epiberberine | 60.84±1.87e | -3.90±1.51f |
| Coptisine | 53.47±2.50f | 48.56±2.40a |
| Jamaicin | 85.18±0.44ab | 24.37±1.81c |
Note：The measured concentration of all medicaments is 10 mg/L；Represented in table after same column numerical value with the identical person of lowercase 0.05
Difference is not notable in level.
Embodiment 3 tests the activity of weeding of eleusine indica
1st, with embodiment 1, subjects are changed to eleusine indica, these materials are determined to ox using small-radius curve track for test method and setting
The activity of weeding of muscle grass, growth investigate plant strain growth situation after 7 days.
2nd, the results show that 18 kinds of isoquinoline alkaloid class materials as shown in table 3, i.e. epiberberine, the tetrahydrochysene coptis
Alkali, dehydrocorydaline, hydrochloric acid coptisine, palmatine, tetrahydropalmatine, rotundin, berberrubine, coptisine, dihydroberberine,
Allocryptopine, Corydaline, worenine, jateorrhizine, it is obvious to the root long inhibiting rate of eleusine indica, more than 70%, absolutely
Major part is more than 80%, even more than 90%.
Inhibitory action of the table 3 to eleusine indica
| Medicament | Root long inhibiting rate（%±SE） | Fresh weight inhibition（%±SE） |
| Epiberberine | 94.66±0.08a | 40.83±2.05ef |
| Tetrahydrocoptisine | 92.53±0.26ab | 71.69±1.49a |
| Dehydrocorydaline | 91.11±0.28bc | 28.86±0.84k |
| Hydrochloric acid coptisine | 90.02±0.91bcd | 32.54±1.44hijk |
| Palmatine | 88.54±0.92cde | 31.08±1.89ijk |
| Tetrahydropalmatine | 87.18±0.49def | 37.41±0.47fg |
| Rotundin | 85.41±0.25efg | 29.47±1.29jk |
| Berberrubine | 85.92±0.70efg | 33.48±0.60ghij |
| Coptisine | 84.03±0.34fg | 53.93±0.23c |
| Dihydroberberine | 82.84±1.12gh | 55.42±0.86c |
| Allocryptopine | 80.59±0.33hi | 40.83±2.04ef |
| Corydaline | 79.53±0.32i | 54.45±0.45c |
| Worenine | 77.60±1.46i | 48.89±0.20d |
| Jateorrhizine | 72.70±0.46j | 31.19±0.81ijk |
| Sanguinarine | 70.17±1.06jk | 42.81±0.34e |
| Dextrorotation tetrahydropalmatine | 67.10±0.15k | 29.09±0.75k |
| N-1 | 63.54±1.33l | 56.87±1.97c |
| Corydalis Saxicolae | 61.49±1.07l | 47.70±0.46d |
| Jamaicin | 72.62±1.33j | 64.57±2.46b |
Note：The measured concentration of all medicaments is 10 mg/L.Represented in table after same column numerical value with the identical person of lowercase 0.05
Difference is not notable in level.
Embodiment 4 tests the activity of weeding of lady's-grass
1st, with embodiment 1, subjects are changed to lady's-grass, these materials are determined to lady's-grass using small-radius curve track for test method and setting
Activity of weeding, growth 7 days after investigate plant strain growth situation.
2nd, the results show that 15 kinds of isoquinoline alkaloid class materials as shown in table 4, i.e. coptisine, worenine,
Dextrorotation tetrahydropalmatine, Corydaline, hydrochloric acid coptisine, palmatine, epiberberine, Corydalis Saxicolae, dehydrocorydaline, dihydro
Jamaicin, jateorrhizine, rotundin, Sanguinarine hydrochloride, N-1, berberrubine, show lady's-grass root long suppression
System and fresh weight inhibitory action, under the processing of 10 mg/L concentration, root long inhibiting rate is more than 50%, and most of more than 80%, explanation can
Suppress the root growth of monocotyledon weed lady's-grass.Totally show that these materials have significant control potentiality to lady's-grass.
Inhibitory action of the table 4 to lady's-grass
| Medicament | Root long inhibiting rate（%±SE） | Fresh weight inhibition（%±SE） |
| Coptisine | 93.09±0.27a | 54.34±0.44a |
| Worenine | 90.29±0.09bc | 49.65±1.37b |
| Dextrorotation tetrahydropalmatine | 88.50±0.23bc | 31.12±0.51g |
| Corydaline | 87.56±0.91c | 40.21±1.36c |
| Hydrochloric acid coptisine | 84.77±0.23d | 38.32±0.22cd |
| Palmatine | 79.00±0.77e | 38.92±1.47cd |
| Epiberberine | 78.94±0.32e | 37.83±0.45cd |
| Corydalis Saxicolae | 76.62±0.76e | 20.45±1.14i |
| Dehydrocorydaline | 73.98±0.85f | 33.58±0.38fg |
| Dihydroberberine | 72.42±0.36f | 31.15±0.84g |
| Jateorrhizine | 65.97±1.88g | 31.08±0.69g |
| Rotundin | 65.41±1.19gh | 36.49±0.76de |
| Sanguinarine hydrochloride | 62.80±0.98h | 35.09±0.93ef |
| N-1 | 54.15±1.17i | 24.23±0.74h |
| Berberrubine | 53.97±1.26i | 25.34±1.17h |
| Jamaicin | 90.84±0.26ab | 34.68±1.17ef |
Note：The measured concentration of all medicaments is 10mg/L；Represented in table after same column numerical value with the identical person of lowercase in 0.05 water
Flat upper difference is not notable.
Embodiment 5 tests the activity of weeding of feather cockscomb
1st, with embodiment 1, subjects are changed to feather cockscomb, these materials are determined to feather cockscomb using small-radius curve track for test method and setting
Activity of weeding, growth 7 days after investigate plant strain growth situation.
2nd, the results show that 11 kinds of isoquinoline alkaloid class materials as shown in table 5, that is, remove methylene jamaicin, salt
It is sour coptisine, oxyberberine, Sanguinarine hydrochloride, epiberberine, dihydroberberine, coptisine, palmatine, berberrubine, de-
Hydrogen corydaline, Corydalis Saxicolae, show feather cockscomb root long suppression and fresh weight inhibitory action, under the processing of 10mg/L concentration, root long
Inhibiting rate, wherein going methylene jamaicin, the inhibiting rate of hydrochloric acid coptisine to be up to more than 90%, is shown excellent more than 50%
Root growth inhibitory action.
Wherein, methylene jamaicin, hydrochloric acid coptisine, oxyberberine, coptisine etc. is gone to suppress notable to feather cockscomb fresh weight,
Illustrate that the growth to feather cockscomb has inhibition.
Inhibitory action of the table 5 to feather cockscomb
| Medicament | Root long inhibiting rate（%±SE） | Fresh weight inhibition（%±SE） |
| Remove methylene jamaicin | 96.53±0.29a | 75.68±0.86a |
| Hydrochloric acid coptisine | 94.71±0.29a | 58.18±1.65c |
| Oxyberberine | 77.71±3.03b | 69.31±1.62b |
| Sanguinarine hydrochloride | 75.93±1.58b | 15.64±1.40gh |
| Epiberberine | 65.01±1.09c | 25.49±1.68e |
| Dihydroberberine | 61.30±1.33cd | 12.88±0.40gh |
| Coptisine | 56.01±3.58de | 35.09±1.80d |
| Palmatine | 54.68±1.02edf | 26.37±1.64e |
| Berberrubine | 55.74±2.25de | 10.98±0.94h |
| Dehydrocorydaline | 52.87±3.44efg | 14.64±1.90gh |
| Corydalis Saxicolae | 51.86±2.73efg | 13.84±0.57gh |
| Jamaicin | 77.31±0.89b | 23.32±3.14ef |
Note：The measured concentration of all medicaments is 10mg/L；Represented in table after same column numerical value with the identical person of lowercase in 0.05 water
Flat upper difference is not notable.
Embodiment 6 tests the activity of weeding of arabidopsis
1st, with embodiment 1, subjects are changed to arabidopsis, these materials are determined to intending using small-radius curve track for test method and setting
The activity of weeding of southern mustard, growth investigate plant strain growth situation after 7 days.
2nd, the results show that 3 kinds of isoquinoline alkaloid class materials as shown in table 6, i.e. hydrochloric acid coptisine, the methyl coptis
Alkali, dihydroberberine, show arabidopsis significant inhibitory action, and arabidopsis growth is extremely slow, and root is unable to normal growth,
Root long inhibiting rate shows preferable activity of weeding more than 80%.
Inhibitory action of the table 6 to arabidopsis
| Medicament | Root long inhibiting rate（%±SE） | Fresh weight inhibition（%±SE） |
| Hydrochloric acid coptisine | 85.26±0.75a | 64.43±0.89a |
| Worenine | 87.66±0.57a | 65.46±1.36a |
| Dihydroberberine | 80.39±1.30a | 27.84±0.52c |
| Jamaicin | 84.73±0.77a | 60.71±1.35a |
Note：The measured concentration of all medicaments is 10mg/L；Represented in table after same column numerical value with the identical person of lowercase in 0.05 water
Flat upper difference is not notable.
Embodiment 7 tests the activity of weeding of duckweed
1st, with embodiment 1, subjects are changed to duckweed, these materials are determined to duckweed using water culture for test method and setting
Activity of weeding, growth 7 days after investigate its chlorophyll content.
2nd, the results show that 8 kinds of isoquinoline alkaloid class materials as shown in table 7, i.e. hydrochloric acid coptisine, the methyl coptis
Alkali, dehydrocorydaline, dihydroberberine, coptisine, Corydalis Saxicolae, Sanguinarine hydrochloride, sanguinarine, chlorophyll a, leaf to duckweed
The synthesis of green element b and chlorophyll have obvious inhibitory action, illustrate that it can inhibit the growth of aquatic weed duckweed.
Wherein in addition to Corydalis Saxicolae, other several materials have exceeded duckweed chlorophyll inhibiting rate 70%, and major part exists
More than 80% even more than 90%, the symptoms such as withered and yellow, wilting are shown for the duckweed of examination, illustrate that these compounds have good suppress
The effect of duckweed growth.
Inhibitory action of the table 7 to duckweed
Note：The measured concentration of all medicaments is 10mg/L；Represented in table after same column numerical value with the identical person of lowercase in 0.05 water
Flat upper difference is not notable.
Above-described embodiment is the preferable embodiment of the present invention, but embodiments of the present invention and from above-described embodiment
Limitation, other any Spirit Essences without departing from the present invention with made under principle change, modification, replacement, combine, simplification,
Equivalent substitute mode is should be, is included within protection scope of the present invention.
Claims (4)
1. Isoquinolinium Alkaloid as or application in terms of preparing herbicide, it is characterised in that the iloquinoline derivative
Alkaloid is hydrochloric acid coptisine, dehydrocorydaline, palmatine, dihydroberberine, Corydalis Saxicolae, coptisine, epiberberine, tetrahydrochysene
Jamaicin, worenine, Tetrahydrocoptisine, Corydaline, rotundin, dextrorotation tetrahydropalmatine, berberrubine, Africa are anti-
Own alkali, Sanguinarine hydrochloride, allocryptopine, tetrahydropalmatine, oxyberberine, remove methylene jamaicin or sanguinarine.
2. application according to claim 1, it is characterised in that the effective object of the herbicide for arabidopsis, Mikania micrantha,
Eleusine indica, lady's-grass, bidens pilosa, feather cockscomb, duckweed, barnyard grass, green bristlegrass, amur foxtail, annual bluegrass, Bermuda grass, the rhizome of nutgrass flatsedge, crack rice
Nutgrass flatsedge, Ageratum conyzoides, purslane, Amaranthus retroflexus, concave head amaranth and/or Hairy Bittercress.
3. a kind of herbicide, it is characterised in that yellow containing hydrochloric acid coptisine, dehydrocorydaline, palmatine, dihydroberberine, rock
Even alkali, coptisine, epiberberine, N-1, worenine, Tetrahydrocoptisine, Corydaline, rotundin, dextrorotation
Tetrahydropalmatine, berberrubine, jateorrhizine, Sanguinarine hydrochloride, allocryptopine, tetrahydropalmatine, oxyberberine, go to Asia
One or more in methyl jamaicin, sanguinarine.
4. herbicide according to claim 3, it is characterised in that the herbicide is for arabidopsis, Mikania micrantha, Cowhells
Grass, lady's-grass, bidens pilosa, feather cockscomb, duckweed, barnyard grass, green bristlegrass, amur foxtail, annual bluegrass, Bermuda grass, the rhizome of nutgrass flatsedge, crack rice Sha
Grass, Ageratum conyzoides, purslane, Amaranthus retroflexus, the herbicide of concave head amaranth and/or Hairy Bittercress.
Priority Applications (5)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010382978.4A CN111642508B (en) | 2017-11-20 | 2017-11-20 | Application of corydaline substances as herbicide |
| CN202010389612.XA CN111480654B (en) | 2017-11-20 | 2017-11-20 | Application of coptisine substances as herbicide |
| CN202010383789.9A CN111557303B (en) | 2017-11-20 | 2017-11-20 | Use of allocryptopine as herbicide |
| CN202010390208.4A CN111493080B (en) | 2017-11-20 | 2017-11-20 | Application of berberine compounds as herbicide |
| CN201711158169.XA CN107950546B (en) | 2017-11-20 | 2017-11-20 | Application of isoquinoline alkaloids as herbicide |
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| CN201711158169.XA CN107950546B (en) | 2017-11-20 | 2017-11-20 | Application of isoquinoline alkaloids as herbicide |
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| CN202010382978.4A Division CN111642508B (en) | 2017-11-20 | 2017-11-20 | Application of corydaline substances as herbicide |
| CN202010390208.4A Division CN111493080B (en) | 2017-11-20 | 2017-11-20 | Application of berberine compounds as herbicide |
| CN202010383789.9A Division CN111557303B (en) | 2017-11-20 | 2017-11-20 | Use of allocryptopine as herbicide |
| CN202010389612.XA Division CN111480654B (en) | 2017-11-20 | 2017-11-20 | Application of coptisine substances as herbicide |
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| CN107950546B CN107950546B (en) | 2021-01-26 |
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| CN202010383789.9A Active CN111557303B (en) | 2017-11-20 | 2017-11-20 | Use of allocryptopine as herbicide |
| CN202010382978.4A Active CN111642508B (en) | 2017-11-20 | 2017-11-20 | Application of corydaline substances as herbicide |
| CN201711158169.XA Active CN107950546B (en) | 2017-11-20 | 2017-11-20 | Application of isoquinoline alkaloids as herbicide |
| CN202010390208.4A Active CN111493080B (en) | 2017-11-20 | 2017-11-20 | Application of berberine compounds as herbicide |
| CN202010389612.XA Active CN111480654B (en) | 2017-11-20 | 2017-11-20 | Application of coptisine substances as herbicide |
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| CN202010383789.9A Active CN111557303B (en) | 2017-11-20 | 2017-11-20 | Use of allocryptopine as herbicide |
| CN202010382978.4A Active CN111642508B (en) | 2017-11-20 | 2017-11-20 | Application of corydaline substances as herbicide |
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| CN202010389612.XA Active CN111480654B (en) | 2017-11-20 | 2017-11-20 | Application of coptisine substances as herbicide |
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| CN108849942A (en) * | 2018-09-05 | 2018-11-23 | 西南大学 | A kind of jamaicin soluble granula and preparation method thereof |
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Also Published As
| Publication number | Publication date |
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| CN111480654B (en) | 2021-06-15 |
| CN111493080B (en) | 2021-07-09 |
| CN111642508B (en) | 2021-09-24 |
| CN111557303B (en) | 2021-02-19 |
| CN107950546B (en) | 2021-01-26 |
| CN111480654A (en) | 2020-08-04 |
| CN111557303A (en) | 2020-08-21 |
| CN111493080A (en) | 2020-08-07 |
| CN111642508A (en) | 2020-09-11 |
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