Rice Care Solution - Chico Crop Science Co.,Ltd.- best insecticide for brown planthopper sugar ,Brown planthopper will be the main pest at later stage. The major rice planthopper for middle-season and late -season rice is laodelphax striatellus. It seldom directly caused disaster but can spread the …Leafhopper & Planthopper Control | IPMLeafhoppers are one of the most abundant groups of plant feeding insects in the world with leafhopper and planthopper species outnumbering that of all species of birds, mammals, reptiles, and amphibians combined! Many species are host specific with their names indicating their preferred host; e.g. rose leafhopper, grape leafhopper, potato leafhopper, etc. Leafhoppers are wedge shaped and vary ...



Insecticidal activity of phenolic acid amides against ...

A series of 42 phenolic acid amides, synthesized using different phenolic acids (salicylic acid, 3-hydroxy cinnamic acid, p-coumaric acid, caffeic acid, ferulic acid, o-coumaric acid, cinnamic acid and amines (propyl amine, hexyl amine, heptyl amine, undecyl amine, hexadecyl amine, octadecyl amine) were screened for their insecticidal activities against Brown Planthopper (BPH), Nilaparvata lugens.

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Brown Planthopper - an overview | ScienceDirect Topics

Michael J. Stout, in Integrated Pest Management, 2014 1.6.1 Brown Planthopper Resistance. The brown planthopper is a sucking insect that, under heavy infestations, can cause the wilting and complete drying of rice plants, a condition known as ‘hopperburn’ (Bottrell and Schoenly, 2012).The brown planthopper also damages rice by transmitting ragged stunt virus and grassy stunt virus.

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Subject: "dinotefuran" - PubAg Search Results

The brown planthopper is a notorious rice pest in many areas of Asia. The evolution of insecticide resistance in Nilaparvata lugens has become a serious problem in the effective control of this pest in the paddy field. ... attractive toxic sugar bait has been used in the mosquito control in nature, and achieved good control effects ...

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Cultivar and Insecticide Applications Affect the ...

However, it has a relatively low efÞcacy against brown planthopper. Furthermore, triazophos is a classic resurgence-inducing insecticide that has been reported to favor brown planthopper ...

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Cultivar and insecticide applications affect the ...

Feb 01, 2008·Pest resurgence often occurs because of insecticide overuse. Using both susceptible (TN1) and moderately resistant (Xieyou 963) cultivars, we studied the effect of foliar insecticides on the percentage of brachypterous adults, female reproductive rate, and crude fat and soluble sugar contents in third- and fifth-instar nymphs and adults.

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Rice Care Solution - Chico Crop Science Co.,Ltd.

Brown planthopper will be the main pest at later stage. The major rice planthopper for middle-season and late -season rice is laodelphax striatellus. It seldom directly caused disaster but can spread the virus of rice, wheat, corn etc. Morphological Characteristics Small size, short and cone-shaped tentacle, transparent wings, often have two ...

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Ascend® insecticide | BASF Crop Protection Philippines

Because of its unique mode of action, Ascend ® is effective against insect pests that have developed resistance to conventional insecticides. Grow pest-free crops with Ascend ® , the insecticide proven to control Leaffolder, Brown Planthopper, Stem borer, Rice bug, Cutworm, Shoot borer , Leaf beetles , Thrips, and Diamondback Moth .

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Development and evaluation of pymetrozine controlled ...

Laodelphax striatellus Fallen (small brown planthopper, SBPH), Nilaparvata lugens Stål (brown planthopper, BPH), and Sogatella furcifera Horvath (whitebacked planthopper, WBPH) are major pests in rice-growing areas in Asia. 1 Continuous outbreaks of rice planthoppers in such regions in China in 2006 (damage of 9.4 million ha), 2007 (damage of ...

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Products-河北地丰

Insecticide control of a wide range of soil-dwelling and foliar insect pests. Examples of these include millipedes, springtails, symphylids, wireworms, pygmy mangold beetles, fruit flies, white grubs, aphids, caterpillars, flea beetles, Colorado beetles, stem borers, leafhoppers, codling moth, …

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Comparative efficacy of newer insecticides against brown ...

Philippines, and Sri Lanka received the insecticides before outbreak. Detailed investigations have been made in the past few years on the insecticide induced BPH resurgence in rice (C helliah, 1979; Chelliah and Heinrichs, Comparative efficacy of newer insecticides against brown planthopper…

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Control rice diseases and plant hopper to increase rice ...

Chess is the most effective insecticide against the brown planthopper. It delivers immediate crop protection through permanent feeding inhibition. It minimize the damage, providing long duration control of brown planthopper…

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insecticides Archives - Research Outreach

In many countries, rice is a staple crop within people’s diets. There are many insect pests to rice. Of these pests, one of the most devastating to crops is the brown planthopper. Recently, in Asia, the brown planthopper has become resistant to various pesticides, including the …

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Pymetrozine: A Pyridine Azomethine insecticide for ...

brown planthopper [ 4]. But still insecticide is the only tool that takes emergency action when the insect population reaches Economic Threshold Level (ETL). Under such circumstances there is a requirement for the development of new insecticide …

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Chemical Control of the Brown Planthopper in Japan

The brown planthopper, ... despite the increase in pest control cost. Dusting by the two-man operated labor-saving engine duster is an outstandingly popular manner of insecticide application in our pad­ ... A second best timing was also found at the BHC DDT Malathion …

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Leafhopper & Planthopper Control | IPM

Leafhoppers are one of the most abundant groups of plant feeding insects in the world with leafhopper and planthopper species outnumbering that of all species of birds, mammals, reptiles, and amphibians combined! Many species are host specific with their names indicating their preferred host; e.g. rose leafhopper, grape leafhopper, potato leafhopper…

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Planthopper - IRRI Rice Knowledge Bank

Two species of planthopper infest rice. These are the brown planthopper (BPH), Nilaparvata lugens (Stal); and the whitebacked planthopper (WBPH), Sogatella furcifera (Horvath). What it does. High population of planthoppers cause leaves to initially turn orange-yellow before becoming brown …

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Insecticidal activity of phenolic acid amides against ...

A series of 42 phenolic acid amides, synthesized using different phenolic acids (salicylic acid, 3-hydroxy cinnamic acid, p-coumaric acid, caffeic acid, ferulic acid, o-coumaric acid, cinnamic acid and amines (propyl amine, hexyl amine, heptyl amine, undecyl amine, hexadecyl amine, octadecyl amine) were screened for their insecticidal activities against Brown Planthopper (BPH), Nilaparvata lugens.

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Efficacy of selected insecticides against brown ...

Experiment was conducted to observe the most effective insecticide among the selected items for the control of the brown planthopper (BPH) Nilaparvata lugens (Stål) (Homoptera: Delphacidae) in rice field of farmer (sixteen miles away from Yezin), Pyinmana Township in the rainy season in 1998. The yields of insecticide …

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Insecticidal activity of phenolic acid amides against ...

A series of 42 phenolic acid amides, synthesized using different phenolic acids (salicylic acid, 3-hydroxy cinnamic acid, p-coumaric acid, caffeic acid, ferulic acid, o-coumaric acid, cinnamic acid and amines (propyl amine, hexyl amine, heptyl amine, undecyl amine, hexadecyl amine, octadecyl amine) were screened for their insecticidal activities against Brown Planthopper …

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BIO EFFICACY OF NOVEL INSECTICIDES AGAINST …

found to be best treatment and was followed by dinotefuran @ 25 g a.i. /ha at in Warangal and Marutheru and Gangavathi. Similarly, Cardova et al. (2016) who also summerized that triflumezopyrim is novel insecticides belongs to mesoionic group of insecticides and provides good control against brown planthopper…

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Genomes of the rice pest brown planthopper and its ...

Dec 03, 2014·The brown planthopper, Nilaparvata lugens, the most destructive pest of rice, is a typical monophagous herbivore that feeds exclusively on rice sap, which migrates over long distances. Outbreaks of it have re-occurred approximately every three years in Asia. It has also been used as a model system for ecological studies and for developing effective pest management.

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Effect of host plant resistance and insecticide on brown ...

Dec 01, 1997·Crop yield and populations of brown planthopper Nilaparvata lugens (Stål), whitebacked planthopper Sogatella furcifera (Horvath) (Homoptera: Delphacidae), green leafhopper Nephotettix spp. (Homoptera: Cicadellidae), and hemipteran and spider predators were monitored on rice varieties susceptible, moderately resistant, and highly resistant to N. lugens, under insecticide-treated and ...

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Pymetrozine: A Pyridine Azomethine insecticide for ...

brown planthopper [ 4]. But still insecticide is the only tool that takes emergency action when the insect population reaches Economic Threshold Level (ETL). Under such circumstances there is a requirement for the development of new insecticide molecules that are selective for target pests [ 5].

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Insecticidal activity of phenolic acid amides against ...

A series of 42 phenolic acid amides, synthesized using different phenolic acids (salicylic acid, 3-hydroxy cinnamic acid, p-coumaric acid, caffeic acid, ferulic acid, o-coumaric acid, cinnamic acid and amines (propyl amine, hexyl amine, heptyl amine, undecyl amine, hexadecyl amine, octadecyl amine) were screened for their insecticidal activities against Brown Planthopper …

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