阅读说明：本技术 一种木薯田除草剂组合物用于防治香附子的用途 (Application of cassava field herbicide composition in prevention and treatment of cyperus rotundus ) 是由 王红刚 陈银华 张瑞 骆凯 曹敏 吴金山 耿梦婷 于 2020-07-30 设计创作，主要内容包括：本发明提供一种木薯田除草剂组合物用于防治香附子的用途。所述木薯田除草剂组合物用于防治香附子的用途按重量百分比包括以下组分：异丙草胺30％-40％,灭草松10％-12％,氯吡嘧磺隆10％-15％,硝磺草酮10％-13％,氟磺胺草醚10％-20％。本发明提供的木薯田除草剂组合物用于防治香附子的用途通过异丙草胺、灭草松、氯吡嘧磺隆、硝磺草酮、氟磺胺草醚的搭配使用,用量低、药效高、对阔叶草和莎草科杂草均有特效,除草的种类大大增加,能使香附子的繁殖器官细胞分裂受到重创以致进而丧生繁殖能力,达到根除香附子的目的,大大减少杂草再次萌发率,持效期较长,一次施药可控制整个生长季节。(The invention provides application of a cassava field herbicide composition in prevention and treatment of cyperus rotundus. The application of the cassava field herbicide composition in preventing and treating cyperus rotundus comprises the following components in percentage by weight: 30-40% of propisochlor, 10-12% of bentazone, 10-15% of halosulfuron-methyl, 10-13% of mesotrione and 10-20% of fomesafen. The application of the cassava field herbicide composition for preventing and treating cyperus rotundus is realized by matching propisochlor, bentazone, halosulfuron-methyl, mesotrione and fomesafen, the dosage is low, the drug effect is high, the effect is good for broad-leaved grass and cyperaceae weeds, the weeding variety is greatly increased, the division of propagation organ cells of cyperus rotundus can be seriously injured, the propagation capacity can be further lost, the aim of eradicating cyperus rotundus is fulfilled, the re-germination rate of weeds is greatly reduced, the duration is long, and the whole growth season can be controlled by applying the herbicide once.)

1. The application of the cassava field herbicide composition in preventing and treating cyperus rotundus is characterized by comprising the following components in percentage by weight: 30-40% of propisochlor, 10-12% of bentazone, 10-15% of halosulfuron-methyl, 10-13% of mesotrione and 10-20% of fomesafen.

2. The use of the cassava field herbicide composition according to claim 1 for controlling cyperus rotundus, which is characterized by further comprising the following components in percentage by weight: 25-40% of solvent, 5-8% of auxiliary agent and 3-5% of adhesive.

3. The use of the cassava field herbicide composition according to claim 1 for controlling cyperus rotundus, which is characterized by further comprising the following components in percentage by weight: 30% of propisochlor, 10% of bentazone, 13% of halosulfuron-methyl, 8% of mesotrione and 12% of fomesafen.

4. The use of the cassava field herbicide composition according to claim 2 for controlling cyperus rotundus, which is characterized by further comprising the following components in percentage by weight: 25% of solvent, 8% of auxiliary agent and 3% of adhesive.

5. The use of a cassava field herbicide composition according to claim 2, in controlling cyperus rotundus, in which the binder is polyvinyl alcohol or carboxymethyl cellulose.

6. The use of a cassava field herbicide composition according to claim 2, for controlling cyperus rotundus, in which the adjuvant is lignosulfonate or bismethylnaphthalenesulfonate.

7. Use of a cassava field herbicide composition according to claim 2, for controlling cyperus rotundus, in which the solvent can be methanol or toluene or xylene or cyclohexanone.

8. The use of the cassava field herbicide composition according to claim 1 for controlling cyperus rotundus, wherein the cassava field herbicide composition can be one of granules, emulsifiable concentrates, dispersible oil suspending agents, suspending emulsions, powders and wettable powders.

9. Use of a cassava field herbicidal composition according to claim 8, for controlling cyperus rotundus, in which the preferable formulation of the cassava field herbicidal composition is a dispersible oil suspension.

Technical Field

The invention relates to the field of pesticides, and in particular relates to application of a cassava field herbicide composition in prevention and treatment of cyperus rotundus.

Background

Cassava is one of the first crops for producing fuel ethanol. At present, the planting area of cassava in China is about 45 million hectares all year round, the total output is about 700 million tons, and in recent years, along with the popularization of ethanol gasoline, the demand of the cassava is continuously increased, and the planting area is also continuously expanded. The weed damage is one of the important factors influencing the cassava yield.

The weeds in the potato field are early in generation, large in quantity and heavy in harm, and artificial weeding is an important means for preventing and removing the weeds in the cassava field, but the artificial weeding is labor-consuming and time-consuming, and has poor effect; chemical weeding has the advantages of high efficiency, cost saving and the like, is one of the necessary measures for modern agriculture, does not have a special herbicide for cassava fields in the prior art, shows certain defects and limitations when a single type of herbicide is used, and cannot completely solve the weeds in the farmland.

Therefore, there is a need to provide a cassava field herbicide composition for controlling cyperus rotundus, which solves the technical problems.

Disclosure of Invention

The invention provides application of a cassava field herbicide composition in prevention and treatment of cyperus rotundus, and solves the problem that farmland weeds cannot be completely solved by using a single compound herbicide.

In order to solve the technical problems, the application of the cassava field herbicide composition for preventing and treating cyperus rotundus provided by the invention comprises the following components in percentage by weight: 30-40% of propisochlor, 10-12% of bentazone, 10-15% of halosulfuron-methyl, 10-13% of mesotrione and 10-20% of fomesafen.

Preferably, the composition also comprises the following components in percentage by weight: 25-40% of solvent, 5-8% of auxiliary agent and 3-5% of adhesive.

Preferably, the composition also comprises the following components in percentage by weight: 30% of propisochlor, 10% of bentazone, 13% of halosulfuron-methyl, 8% of mesotrione and 12% of fomesafen.

Preferably, the composition also comprises the following components in percentage by weight: 25% of solvent, 8% of auxiliary agent and 3% of adhesive.

Preferably, the binder is polyvinyl alcohol or carboxymethyl cellulose.

Preferably, the auxiliary agent is lignosulfonate or bismethylnaphthalene sulfonate.

Preferably, the solvent may be methanol or toluene or xylene or cyclohexanone.

Preferably, the formulation of the cassava field weeding composition can be one of granules, missible oil, dispersible oil suspending agents, suspending emulsions, powders and wettable powders.

Preferably, the preferable formulation of the cassava field herbicidal composition is a dispersible oil suspending agent.

Compared with the related technology, the application of the cassava field herbicide composition for preventing and treating cyperus rotundus provided by the invention has the following beneficial effects:

the invention provides an application of a cassava field herbicide composition for controlling cyperus rotundus, which is characterized in that propisochlor, bentazone, halosulfuron-methyl, mesotrione and fomesafen are matched for use, the dosage is low, the drug effect is high, the herbicide composition has special effects on broad-leaved grass and cyperaceae weeds, the weeding variety is greatly increased, the division of the propagation organ cells of cyperus rotundus can be seriously injured, the propagation capacity can be further killed, the aim of eradicating cyperus rotundus is achieved, the re-germination rate of the weeds is greatly reduced, the duration is longer, and the whole growth season can be controlled by one-time application.

Drawings

FIG. 1 is a schematic structural diagram of a mixer provided by the present invention;

FIG. 2 is a side view of the second support plate shown in FIG. 1;

fig. 3 is a top view of the bottom cover shown in fig. 1.

Reference numbers in the figures: 1. the base, 2, first backup pad, 3, the second backup pad, 4, the roof, 5, first dwang, 6, the second dwang, 7, the retort, 8, the connecting rod, 9, solid fixed ring, 10, U type groove, 11, the third dwang, 12, the reel, 13, wire rope, 14, first motor, 15, the stopper, 16, first electric telescopic handle, 17, the movable plate, 18, the top cap, 19, the second motor, 20, the (mixing) shaft, 21, the second electric telescopic handle, 22, the bottom, 23, the recess, 24, the sealing washer, 25, the blown down tank.

Detailed Description

The invention is further described with reference to the following figures and embodiments.

Please refer to fig. 1, fig. 2, and fig. 3 in combination, wherein fig. 1 is a schematic structural diagram of a mixer according to the present invention; FIG. 2 is a side view of the second support plate shown in FIG. 1; fig. 3 is a top view of the bottom cover shown in fig. 1. The application of the cassava field herbicide composition in preventing and treating cyperus rotundus comprises the following components in percentage by weight: 30-40% of propisochlor, 10-12% of bentazone, 10-15% of halosulfuron-methyl, 10-13% of mesotrione and 10-20% of fomesafen.

The composition also comprises the following components in percentage by weight: 25-40% of solvent, 5-8% of auxiliary agent and 3-5% of adhesive.

The composition also comprises the following components in percentage by weight: 30% of propisochlor, 10% of bentazone, 13% of halosulfuron-methyl, 8% of mesotrione and 12% of fomesafen.

The composition also comprises the following components in percentage by weight: 25% of solvent, 8% of auxiliary agent and 3% of adhesive.

The adhesive is polyvinyl alcohol or carboxymethyl cellulose.

The auxiliary agent is lignosulfonate or bis-methylnaphthalene sulfonate.

The solvent may be methanol or toluene or xylene or cyclohexanone.

The formulation of the cassava field weeding composition can be one of granules, missible oil, dispersible oil suspending agent, suspending emulsion, powder and wettable powder

The preferable formulation of the cassava field herbicide composition is a dispersible oil suspending agent.

A preparation method of a cassava field weeding composition comprises the following steps:

s1, weighing propisochlor, bentazone, halosulfuron-methyl, mesotrione and fomesafen according to the weight percentage, adding into a mixer, mixing by the mixer, and adding a solvent in the mixing process;

and S2, adding the auxiliary agent into the mixer, uniformly stirring, adding the adhesive after stirring and mixing are finished, and stirring again for 20-40 minutes.

And S3, grinding by a sand mill to obtain the dispersible oil suspending agent.

The mixer in S1 comprises a base 1, wherein a first supporting plate 2 and a second supporting plate 3 are fixedly connected to two sides of the top of the base 1 respectively, a top plate 4 is fixedly connected between the top of the first supporting plate 2 and the top of the second supporting plate 3, a first rotating rod 5 is rotatably connected to the right side of the first supporting plate 2, a second rotating rod 6 is rotatably connected to the left side of the second supporting plate 3, a reaction tank 7 is fixedly connected between the first rotating rod 5 and the opposite side of the second rotating rod 6, one end of the second rotating rod 6 penetrates through the second supporting plate 3 and extends to the right side of the second supporting plate 3, a connecting rod 8 is fixedly connected to the outer surface of the right end of the second supporting plate 3, one end of the connecting rod 8 is fixedly connected with a fixing ring 9, the top of the base 1 is positioned in a U-shaped groove 10 fixedly connected to the right side of the second supporting plate 3, a third rotating rod 11 is rotatably connected between two sides of the inner wall of the U-shaped groove 10, a reel 12 is fixedly connected to the outer surface of the third rotating rod 11, a steel wire rope 13 is wound on the outer surface of the reel 12, one end of the third rotating rod 11 penetrates through the U-shaped groove 10 and extends to the right side of the U-shaped groove 10, and a first motor 14 is fixedly connected to the top of the base 1 and positioned on the right side of the U-shaped groove 10;

the top and the bottom of retort 7 are the open-ended, and retort 7 is cylindrically, through retort 7 top and bottom for the open-ended operation space when having increased the washing, wire rope 13's the other end and solid fixed ring 9 fixed connection, the output shaft third dwang 11 fixed connection of first motor 14, first motor 14 is connected with external power supply through control switch, and first motor 14 is the motor that is just reversing.

Through the start of first motor 14, first motor 14 is rotatory to drive third dwang 11 rotatory, and then makes reel 12 rotatory, and reel 12 is rotatory to drive wire rope 13 and contracts, and then drags connecting rod 8 through solid fixed ring 9 for connecting rod 8 clockwise turning drives second dwang 6 clockwise turning, and then drives retort 7 rotatory, makes the opening at top and the opening of bottom be in the horizontality, conveniently washs.

A limiting block 15 is fixedly connected to the right side of the second supporting plate 3, and the limiting block 15 is used for limiting the connecting rod 8, so that the connecting rod 8 is prevented from moving excessively, and the reaction tank 7 is indirectly ensured to be in a vertical state;

the two sides of the bottom of the top plate 4 are fixedly connected with first electric telescopic rods 16, a moving plate 17 is fixedly connected between the bottom ends of the two first electric telescopic rods 16, the bottom of the moving plate 17 is fixedly connected with a top cover 18 through a supporting block, the top of the moving plate 17 is fixedly connected with a second motor 19, an output shaft of the second motor 19 is fixedly connected with a stirring shaft 20, and the bottom end of the stirring shaft 20 sequentially penetrates through the moving plate 17 and the top cover 18 and extends to the bottom of the top cover 18;

the first electric telescopic rod 16 is connected with an external power supply through a control switch, the second motor 19 is connected with the external power supply through the control switch, and the second motor 19 is a high-speed motor.

Through the start-up of first electric telescopic handle 16, drive movable plate 17 downstream, and then drive top cap 18 downstream and support the opening at retort 7 top, through second motor 19's start-up afterwards, the rotatory (mixing) shaft 20 that drives of second motor 19 is rotatory, and then stirs retort 7 inside for the rapid thoroughly more that the herbicide composition mixes.

Two second electric telescopic rods 21 are fixedly connected to the top of the base 1 and on the opposite side of the first support plate 2 and the second support plate 3, and a bottom cover 22 is fixedly connected between the top ends of the two second electric telescopic rods 21;

the second electric telescopic rod 21 is connected with an external power supply through a control switch.

Grooves 23 are formed in the bottom of the top cover 18 and the top of the bottom cover 22, a sealing ring 24 is arranged in each groove 23, and a discharge chute 25 is formed in the bottom of the bottom cover 22.

The recess 23 of top cap 18 bottom and the opening looks adaptation at retort 7 top, and the recess 23 at bottom 22 top and the opening looks adaptation of retort 7 bottom drive bottom 22 downstream through the start-up of second electric telescopic handle 21, and then separate with retort 7, make things convenient for the rotation of retort 7 to and subsequent washing.

The working principle of the application of the cassava field herbicide composition for preventing and treating the cyperus rotundus provided by the invention is as follows:

weighing propisochlor, bentazone, halosulfuron-methyl, mesotrione and fomesafen according to the weight percentage ratio, adding into a mixer, mixing by the mixer, and adding a solvent in the mixing process; adding the auxiliary agent into the mixer, uniformly stirring, adding the adhesive after stirring and mixing, and stirring again for 20-40 minutes; and grinding by a sand mill to obtain the dispersible oil suspending agent.

Compared with the related technology, the application of the cassava field herbicide composition for preventing and treating cyperus rotundus provided by the invention has the following beneficial effects:

by matching and using propisochlor, bentazone, halosulfuron-methyl, mesotrione and fomesafen, the dosage is low, the drug effect is high, the effect is good for broad-leaved weeds and cyperaceae weeds, the weeding variety is greatly increased, the cell division of the propagating organ of cyperus rotundus can be seriously injured, the propagating capacity can be further killed, the purpose of eradicating cyperus rotundus is achieved, the re-germination rate of weeds is greatly reduced, the lasting period is longer, and the whole growing season can be controlled by once application of the herbicide.

The above description is only an embodiment of the present invention, and not intended to limit the scope of the present invention, and all modifications of equivalent structures and equivalent processes, which are made by using the contents of the present specification and the accompanying drawings, or directly or indirectly applied to other related technical fields, are included in the scope of the present invention.