39 results about "Dithiopyr" patented technology

An herbicidal composition containing (a) florasulam and (b) at least one preemergent annual grass herbicide selected from the group consisting of dithiopyr and pendimethalin provides synergistic control of selected weeds in turf.

The invention relates to a weedicide composition, which comprises the following active ingredients in part by weight: 1 to 99 parts of metamifop, 1 to 99 parts of cyhalofop butyl ester and 1 to 99 parts of dithiopyr. The invention also relates to the use of the weedicide composition in the prevention and control of ephemeral and perennial broadleaf weed and gramineous weed in rice fields. The weed control effect of the weedicide composition of the invention is much higher than that of a signal preparation and the synergetic effect of the weedicide composition is very good; the usage amount ofthe medicinal preparation is reduced, so the medicinal cost of peasants as well as influences on the environmental are reduced; meanwhile, the weed-killing spectrum is broadened and the generation and development of resistance to the signal preparation are delayed effectively.

The invention relates to a herbicide composition which comprises the following active components in parts by weight: 0.1 to 95 parts of dithiopyr and 0.1 to 95 parts of metamifop. The invention also relates to application of the herbicide composition in prevention and treatment of annual and perennial broadleaf weed and grassy weed in rice fields. Compared with a singler medicament, the herbicidecomposition obviously enhances a weeding effect, displays excellent synergism, reduces the utilization quantity of the medicament, reduces the medicament cost for farmers as well as an influence on the environment, enlarges a weeding spectrum, and also effectively prolongs the generation and the development of the resistance to the single medicament.

The invention discloses a mixed herbicide containing flazasulfuron and dithiopyr. The herbicide takes flazasulfuron and dithiopyr as the main effective components, and flazasulfuron and dithiopyr are in a mass ratio of 0.1-80:0.1-80. The mixed herbicide provided by the invention has significant application effect in lawn weeding, especially in control and elimination of various Gramineae, cyperaceae and broadleaf weed in lawn. Relative to a single agent, under the premise of improving the efficacy, the herbicide provided by the invention delays the weed resistance and has wide weeding spectrum, long duration and safety to lawn.

The invention discloses a weeding suspending agent. The weeding suspending agent is characterized by comprising the following components in percentage by weight: 25-45 percent of dithiopyr, 40-70 percent of water, 1.5-2.5 percent of cosolvent, 1-3 percent of wetting agent, 1.5-3.5 percent of dispersing agent, 0.5-1 percent of defoaming agent, 1-2 percent of thickening agent and 0.5-1 percent of preservative. The weeding suspending agent has the advantages that water is used as a solvent, so that no dust drifts in application, the grinding particle size is small, which is convenient for plants to absorb, environmental pollution is reduced, and the safety of transportation and storage is improved; and the weeding suspending agent confirms to the requirement of green agricultural production and has the effects of good stability, freeze proofing, anticorrosion and good weeding effect.

The invention belongs to the field of pesticides, and discloses a herbicide composition containing dithiopyr and fluroxypyr and application thereof. In the herbicide composition, the dithiopyr and the fluroxypyr are taken as main active ingredients, wherein the mass ratio of the dithiopyr to the fluroxypyr is 1-80: 1-80, and the dithiopyr and the fluroxypyr account for 1 to 85 percent of the total mass of the herbicide composition. The herbicide composition can be used for preparing a herbicide for controlling post-emergence weeds in a lawn, has an obvious effect when used for preparing herbicide for controlling pre-emergency weeds in a planted lawn, and is particularly suitable for preparing herbicide for controlling tall fescue and bluegrass in a lawn. Compared with a single-composition herbicide, the herbicide composition postpones the resistance of weeds, has a broad herbicide spectrum and acts for a long time on the premise of improving herbicide effect, and is safe for the lawns and the succeeding crops.

The invention belongs to the technical field of chemical synthesis, and provides a mixed herbicide comprising three active ingredients of flazasulfuron, dithiopyr and pyributicarb, as well as a preparation method and application of the mixed herbicide. The mass ratio of the flazasulfuron, the dithiopyr and the pyributicarb is (1-70):(1-60):(1-60); the percentage of the total mass of the three active ingredients in the mass of the herbicide is 10-80%. The mixed herbicide provided by the invention has the advantages that the mixed herbicide is high in herbicidal activity, broad in herbicidal spectrum, and long in lasting period, delays weed resistance, and is high in safety, and can be widely used for weeding of lawn and meadow, particularly for various graminaceae, cyperaceae and broad-leafed weed in lawn controlling weed.

The invention belongs to the technical field of chemical synthesis and provides a mixed weedicide containing three compounds of flazasulfuron, dithiopyr and flumetsulam, as well as a preparation method and application of the mixed weedicide. In the mixed weedicide, the mass ratio of flazasulfuron to dithiopyr to flumetsulam is (1-70) to (1-60) to (1-60), and the total mass percent of the three effective ingredients in the weedicide is 10%-80%. The mixed weedicide has the advantages of high weeding activity, wide weeding spectrum, long lasting time, capability of delaying the resistance of weeds and high safety, can be widely applied to weeding of lawns and meadows, and is especially used for preventing and removing various grassy, cyperaceae and broadleaf weeds in the lawns.

The invention belongs to the field of pesticides, and discloses a herbicide composition containing dithiopyr and triclopyr and application thereof. In the herbicide composition, the dithiopyr and the triclopyr are taken as main active ingredients; the mass ratio of the dithiopyr to the triclopyr is 1-80: 1-80; and the dithiopyr and the triclopyr account for 10 to 85 percent of the total mass of the herbicide composition. The herbicide composition can be used for preparing herbicide for controlling post-emergence weeds in a lawn, has an obvious effect when used for preparing herbicide for controlling pre-emergence weeds in the lawn, and is particularly suitable for preparing herbicide for controlling tall fescue and bluegrass in a lawn. Compared with single-composition herbicide, the herbicide composition postpones the resistance of weeds, has a broad herbicide spectrum and acts for a long time on the premise of improving herbicide effect, and is safe for the lawns and the afterreap crops.

The invention discloses a mixed weedicide containing flazasulfuron, bensulfuron and dithiopyr. The mixed weedicide adopts flazasulfuron, bensulfuron and dithiopyr as main effective components, wherein the mass ratio of flazasulfuron to bensulfuron to dithiopyr is (0.1-80) to (0.1-80) to (0.1-80). The mixed weedicide can be applied to weeding in front of and behind lawn seedlings, particularly to prevention and removal of various grassy, cyperaceous and broad-leaved weeds in the lawn, and has a remarkable effect; in addition, the mixed weedicide has a relatively good synergetic effect, can delay the resistance of the weeds, and is wide in weeding spectrum, long in lasting time, safe to the lawn and remarkably superior to a single weedicide in effect.

The invention belongs to the field of herbicides and discloses a herbicide composition containing dithiopyr and clopyralid and application thereof. In the herbicide composition, dithiopyr and clopyralid serve as main active ingredients in a mass ratio of 1-80:1-80, wherein the dithiopyr and the clopyralid account for 10 to 85 mass percent of the herbicide composition. The herbicide composition can be applied to the preparation of a herbicide for preventing and removing weeds after planting seedlings, has obvious effect in the application to the preparation of the herbicide for preventing and removing preemergence weeds of a built lawn, and is particularly applicable to the preparation of the herbicide for preventing and removing festuca arundinacea and annual bluegrass from a lawn. Compared with a single agent, on the premise of improving the herbicide effect, the herbicide composition delays herbicide resistance, has a broad herbicide spectrum and acts for a long time and is safe forthe lawn and afterculture crops.

The invention discloses a mixed herbicide containing flazasulfuron, dithiopyr and pendimethalin. The herbicide is prepared by taking flazasulfuron, dithiopyr and pendimethalin as main effective components, wherein the mass ratio of flazasulfuron to dithiopyr to pendimethalin is (0.1-80):(0.1-80):(0.1-80). The mixed herbicide can be applied to weeding before seedling emergence of a lawn and is particularly remarkable in effect when being applied to prevention and control of various grass families, sedge families and broad leaf weeds in the lawn. The mixed herbicide is relatively high in synergistic effect, capable of delaying the weed resistance, wide in weeding spectrum, long in lasting period and safe to the lawn; and the effect of the mixed herbicide is remarkably higher than that of a single herbicide.

The invention provides a weeding composition containing pentoxazone and dithiopyr, wherein the active ingredients of the weeding composition comprise pentoxazone and dithiopyr in a mass ratio of 1-20:1-20. The weeding composition disclosed by the invention can be used for preventing and removing annual weeds in paddy fields and has a remarkable synergistic effect.

The invention discloses a herbicidal composition containing difenpyr and dithiopyr and its application. The herbicidal composition uses bifenpyr and dithiopyr as main active ingredients, The mass ratio of oxalonitrile is 1:60~60:1. The herbicidal composition of the present invention can be used for weeding in paddy fields, especially for controlling gramineous, sedge and broad-leaved weeds in paddy fields and has remarkable effects. Compared with a single dose, the herbicidal composition of the present invention delays weed resistance, has a wide herbicidal spectrum, long duration of action and is safe to rice and subsequent crops under the premise of improving the efficacy of a single agent.

The invention discloses a mixed weedicide containing flazasulfuron, butachlor and dithiopyr. The mixed weedicide adopts flazasulfuron, butachlor and dithiopyr as main effective components, wherein the mass ratio of flazasulfuron to butachlor to dithiopyr is (0.1-80) to (0.1-80) to (0.1-80). The mixed weedicide can be applied to weeding in front of and behind lawn seedlings, particularly to prevention and removal of various grassy, cyperaceous and broad-leaved weeds in the lawn, and has a remarkable effect; in addition, the mixed weedicide has a relatively good synergetic effect, can delay the resistance of the weeds, and is wide in weeding spectrum, long in lasting time, safe to the lawn and remarkably superior to a single weedicide in effect.

The invention discloses a mixed herbicide containing flazasulfuron, dithiopyr and flumetsulam. The herbicide takes flazasulfuron, dithiopyr and flumetsulam as main active ingredients, wherein the mass ratio of flazasulfuron to dithiopyr to flumetsulam is (0.1-80): (0.1-80): (0.1-80). The mixed herbicide disclosed by the invention can be applied to weeding before and after seedling emergence of a lawn, and particularly has significant effects when being applied to control of various gramineae, cyperaceae and broadleaf weeds in the lawn. The mixed herbicide disclosed by the invention has relatively high synergy, delayed weed resistance, broad herbicidal spectrum and long lasting period; and furthermore, the mixed herbicide is safe to the lawn, and the effect is obviously higher than that of a single agent.

The invention belongs to the technical field of pesticide herbicides, and discloses a dithiopyr-containing weeding composition and an application thereof. The weeding composition comprises an active component A and an active component B, wherein the active component A is dithiopyr, and the active component B is selected from one of cyhalofop-butyl, bentazone and bispyribac-sodium. The mass ratio of the active component A to the active component B is 50: 1-1: 50. The weeding composition provided by the invention is reasonable in components, good in fast-acting property and long in lasting period, not only greatly improves the prevention and control effect of weeds in a paddy field and expands the weed control spectrum, but also effectively reduces the generation of drug resistance of the weeds, and reduces the drug cost and the drug use frequency.