CN107711913A - A kind of pear sucker killing agent of good penetrability - Google Patents

Abstract

The invention discloses a kind of pear sucker killing agent of good penetrability, including Semen Pharbitidis extract, melanterite extract, Fructus Carpesii extract, Radix Flemingiae Philippinensis extract, Calusena lansium root extract, radish seed extract, banyan must extract, root of langdu extract, Fructus solani xanthocarpi extract and diazinons.Heretofore described pharmaceutical composition can targetedly kill pear sucker, it is and without any side effects to the natural enemy of pear sucker, security is good, it is biodegradable good, pollution-free and penetrating odor, no environment toxic action, in animal body noresidue, the ecological balance is not destroyed, crop growth environment is influenceed small；With preferable permeability and wettability, the central nervous system of polypide is disturbed, suppresses worm's ovum synthesis development, is not susceptible to drug resistance；Quick-acting is good, is adapted to the wide popularization and application in terms of control of insect.

Description

A kind of pear sucker killing agent of good penetrability

Technical field

The invention belongs to agricultural technology development field, in particular it relates to a kind of pear sucker killing agent of good penetrability.

Background technology

Chemical agent plays an important role in terms of crop pest control, but the residual of medicine causes nature The ecosystem is worsening, and this has turned into international common concern and key subjects urgently to be resolved hurrily.Since China, twentieth century Because single use chemical pesticide causes agricultural product harmful element exceeded, health and the existence of the people are directly endangered, therefore, state Family pays much attention to and formulated《Medium-term and long-term scientific and technical development program outline》, it is therefore intended that encourage research and development environment-friendly type fertilizer, agriculture Medicine." seeking speed " psychology of current peasant is incompatible, and most farmers are still selected using high poison, the chemical pesticide of high residue, this Chemical pesticide can use only for crop, i.e., kill each class pest for certain crop simultaneously.But this chemical pesticide exists Today of green and environmental protection is advocated, a variety of high poisons and high residue chemicals are limited the quantity or stopped production, further, since insect The difference of species, cause each class pest to occur larger difference in terms of the resistance to the action of a drug and drug resistance, so just make killing for chemical agent Easily there is resistance insect in worm effect, therefore propose to prevent specific insect from just seeming for the insect-proof agent of different insects to have very much must Will, but yet there are no corresponding report.

The content of the invention

It is good that the technical problems to be solved by the invention are to provide a kind of security, biodegradable good, pollution-free and excitant Smell, no environment toxic action, in animal body noresidue, specific aim kill the pharmaceutical composition of pear sucker.

Technical scheme is used by the present invention solves above-mentioned technical problem：A kind of pear sucker killing agent of good penetrability, Including Semen Pharbitidis extract, melanterite extract, Fructus Carpesii extract, Radix Flemingiae Philippinensis extract, Calusena lansium root extract, radish seed extraction Thing, banyan must extract, root of langdu extract, Fructus solani xanthocarpi extract and diazinons.

In order to which the present invention is better achieved, further, contain leading equivalent to 5-10g kaladana's medicinal material per 100ml solution Ox seed extract, the melanterite extract of 5-10g melanterite medicinal materials, the Fructus Carpesii extract of 5-10g Lappula echinata medicinal materials, 5-10g waras medicines The Radix Flemingiae Philippinensis extract of material, the Calusena lansium root extract of 5-10g Calusena lansium root herbs, 5-10g radish seed medicinal materials radish seed extract, The banyan of 5-10g banyans palpus medicinal material must extract, the root of langdu extract of 5-10g root of langdu medicinal materials, the yellow fruit of 5-10g yellow fruit eggplant medicinal materials Eggplant extract, Semen Pharbitidis extract, melanterite extract, Fructus Carpesii extract, Radix Flemingiae Philippinensis extract, Calusena lansium root extract, radish seed Extract, banyan palpus extract, root of langdu extract, the usage ratio of Fructus solani xanthocarpi extract medicinal material are 1：1：1：3：3：1：2：2：4.

In order to which the present invention is better achieved, further, the dosage of the diazinon is 0.005g~5.0g/100ml.

In order to which the present invention is better achieved, further, the dosage of the diazinon is 0.05g~1.0g/100ml.

In order to which the present invention is better achieved, further, described pharmaceutical composition formulation is powder pin or freezed.

The preparation method of the pharmaceutical composition of above-mentioned poisoning pear sucker is prepared, is comprised the steps：

(1) pharmaceutical composition raw medicinal material kaladana 50g, melanterite 50g, the Lappula echinata 50g of pear sucker, waras are killed 150g, Chinese wampee root 150g, radish seed 50g, banyan must 100g, root of langdu 100g, yellow fruit eggplant 200g, diazinon 3g；

(2) kaladana, melanterite, Lappula echinata add water to cook secondary, 2 hours every time, collecting decoction, add ethanol filtering and concentrating, add 3 Amount water again, is sufficiently stirred, and refrigerates 48 hours, and filtration, it is about 1.15 that filtrate decompression, which is concentrated into relative density, and decoction is standby；

(3) waras, Chinese wampee root, radish seed, banyan palpus, the root of langdu, yellow fruit eggplant add water to cook secondary, 1 hour every time, merge Decocting liquid, filtration, filtrate is concentrated, is let cool, it is 65% to add ethanol to make containing amount of alcohol, stands overnight, filters, filtrate decompression is concentrated into phase It is 1.20 to density, it is 70% to add ethanol to make containing amount of alcohol, stands overnight, filters, it is 1.30 that filtrate, which is concentrated into relative density, is added 3 times of amount water, are sufficiently stirred, refrigerate 48 hours, and filtration, it is 1.15 that filtrate, which is concentrated into relative density,

(4) merge with above-mentioned all decoctions, add 2 times of amount water, be sufficiently stirred, refrigerate 24 hours, filtration, filtrate adds diazine Phosphorus and deionized water water are configured to 1000ml solution, stir evenly, the relative density when relative density of above-mentioned each filtrate is 80 DEG C；

(5) solution ph is adjusted to 6.5-8.5 with sodium hydroxide solution；

(6) filter, it is filling, sterilizing, produce.

The present invention compared with prior art, has advantages below and beneficial effect：

(1) heretofore described pharmaceutical composition can targetedly kill pear sucker, and to the natural enemy of pear sucker without Any toxic side effect, security is good, biodegradable good, pollution-free and penetrating odor, no environment toxic action, in animal body Noresidue, the ecological balance is not destroyed, crop growth environment is influenceed small；

(2) low raw-material cost used in heretofore described pharmaceutical composition, there is preferable permeability and wet Lubricant nature, easily breaks through pear sucker wax coat, and depth destroys the epidermal structure of polypide and internal protein, makes pear sucker be not easy to send out Raw drug resistance；

(3) heretofore described pharmaceutical composition can interfere with the central nervous system of polypide, suppress worm's ovum synthesis hair Educate；

(4) heretofore described pharmaceutical composition quick-acting is good, and after spray, pear sucker was stopped eating in 20~40 minutes Death, it is adapted to the wide popularization and application in terms of control of insect.

Embodiment

For the purpose of the present invention, process conditions and advantage effect is more clearly understood, with reference to following embodiment, to this Invention is described in further detail, but the implementation of the present invention is not limited to this, is not departing from the above-mentioned technological thought feelings of the present invention Under condition, according to ordinary skill knowledge and customary means, various replacements and change are made, the model of the present invention all should be included in In enclosing, specific implementation example described herein is not intended to limit the present invention only to explain the present invention.

Embodiment 1：

The present embodiment provides a kind of pear sucker killing agent of good penetrability, including Semen Pharbitidis extract, melanterite extract, crane Lice extract, Radix Flemingiae Philippinensis extract, Calusena lansium root extract, radish seed extract, banyan must extract, root of langdu extract, yellow fruits Eggplant extract and diazinon, its component are as follows：

Its preparation method：Kaladana, melanterite, Lappula echinata add water to cook secondary, 2 hours every time, collecting decoction, add ethanol to filter Concentration, add 3 times of amount water, be sufficiently stirred, refrigerate 48 hours, filtration, it is about 1.15 that filtrate decompression, which is concentrated into relative density, and decoction is standby With；Waras, Chinese wampee root, radish seed, banyan palpus, the root of langdu, yellow fruit eggplant add water to cook it is secondary, 1 hour every time, collecting decoction, filter Cross, concentrate filtrate, let cool, it is 65% to add ethanol to make containing amount of alcohol, stands overnight, filters, filtrate decompression is concentrated into relative density For 1.20, it is 70% to add ethanol to make containing amount of alcohol, stands overnight, filters, and filtrate is concentrated into relative density as 1.30, adds 3 times of amounts Water, it is sufficiently stirred, refrigerates 48 hours, filtration, filtrate is concentrated into relative density as 1.15；Merge with above-mentioned all decoctions, add 2 times Water is measured, is sufficiently stirred, is refrigerated 24 hours, filtration, filtrate adds diazinon and deionized water water is configured to 1000ml solution, stirs It is even, the relative density when relative density of above-mentioned each filtrate is 80 DEG C；Solution ph is adjusted to 6.5- with sodium hydroxide solution 8.5；Filtering, it is filling, sterilizing, produce.

Wherein, the process for adding ethanol filtering and concentrating is first to filter to get filtrate, and filtrate decompression is concentrated into relative density as 1.27 ~1.30, let cool, it is 65% to add ethanol to make containing amount of alcohol, stands overnight, filters, and decompression filtrate recycling ethanol is simultaneously concentrated into relative Density is 1.30.Filtrate is concentrated into relative density as 1.25~1.30.The mass percent of the sodium hydroxide solution used is 20%.Solution uses filtering with microporous membrane.

Embodiment 2：

The present embodiment verifies that the pharmaceutical composition insecticide common with market is compared, to the eradicative rate of pear sucker.

Choose insecticide common on the market：Pale purple purple spore bacterium aqua, nematode killing agent, the agent of special efficacy root line, thiamethoxam disinsection agent.

It is grouped according to different insecticides, every group prepares in worm's ovum, larva, the pear wood of going out of adult three phases respectively Each 1000 of lice, then uses insecticide respectively to the pear sucker in each stage, tests the eradicative rate of every group of insecticide, such as Shown in following table：

Killing effect of the insecticide of table one to pear sucker

As seen from the above table, each group insecticide is to larval pear sucker killing rate highest, and the insecticidal effect of this product is the most Excellent, insect killing effect is notable, and the worm's ovum for being most difficult to kill also has preferable insect killing effect.

Embodiment 3：

The present embodiment verifies eradicative rate of the pharmaceutical composition to various insects.

Choose pear sucker, beetle, mole cricket, heart-eating worm, chafer, scale insect, volume noctuid, leafhopper, fore-telling mud, root-knot nematode Each 10000, and be grouped respectively, the decoction of same concentrations is made in the medicine being prepared using embodiment 1, respectively to every group Insect is sprayed, and after 1 hour, checks the eradicative rate of various insects, as a result as shown in the table：

Insect killing effect of the medicine of table two to various insects

Group	Eradicative rate (%)
		Pear sucker	99.96
Scale insect	10.32
		Beetle	9.65
Mole cricket	8.75
		Heart-eating worm	1.02
Chafer	0
		Leafhopper	0
Root-knot nematode	1.01
		Roll up noctuid	0
Foretell mud	1.24

As seen from the above table, the medicine that embodiment 1 is prepared, only there is preferable insect killing effect to pear sucker, to other evils The insect killing effect of worm is very limited, and thus its specific aim of provable this product is stronger, is only capable of using killing for pear sucker.

Claims (5)

1. the pear sucker killing agent of a kind of good penetrability, it is characterised in that including Semen Pharbitidis extract, melanterite extract, Lappula echinata Extract, Radix Flemingiae Philippinensis extract, Calusena lansium root extract, radish seed extract, banyan must extract, root of langdu extract, yellow fruit eggplants Extract and diazinon.

2. the pear sucker killing agent of a kind of good penetrability according to claim 1, it is characterised in that contain per 100ml solution The melanterite extract of Semen Pharbitidis extract, 5-10g melanterite medicinal materials equivalent to 5-10g kaladana's medicinal material, 5-10g Lappula echinata medicinal materials Fructus Carpesii extract, the Radix Flemingiae Philippinensis extract of 5-10g waras medicinal materials, Calusena lansium root extract, the 5-10g of 5-10g Calusena lansium root herbs The radish seed extract of radish seed medicinal material, the banyan palpus extract of 5-10g banyans palpus medicinal material, the root of langdu of 5-10g root of langdu medicinal materials carry Take thing, the Fructus solani xanthocarpi extract of 5-10g yellow fruit eggplant medicinal materials, Semen Pharbitidis extract, melanterite extract, Fructus Carpesii extract, waras Extract, Calusena lansium root extract, radish seed extract, banyan must extract, root of langdu extract, the use of Fructus solani xanthocarpi extract medicinal material Amount ratio is 1：1：1：3：3：1：2：2：4.

A kind of 3. pear sucker killing agent of good penetrability according to claim 1, it is characterised in that the use of the diazinon Measure as 0.005g~5.0g/100ml.

A kind of 4. pear sucker killing agent of good penetrability according to claim 3, it is characterised in that the use of the diazinon Measure as 0.05g~1.0g/100ml.

5. the pear sucker killing agent of a kind of good penetrability according to claim 1 ~ 4 any one, it is characterised in that described Medicine composition dosage form is powder pin or freezed.