What is damage caused by sesamia Inferens?
The pink stem borer, Sesamia inferens (Walker) (Lepidoptera: Noctuidae) is emerging as an important pest of wheat in India due to change in tillage system. It causes severe damage by forming “dead hearts” at seedling stage and “white ears” at ear-head stage.
What is the scientific name of pink borer?
Sesamia inferensSesamia inferens / Scientific name
What is the site of oviposition of pink borer of wheat?
The site selected by adult female moths of S. inferens for oviposition on all the maize germplasm was inner side of leaf sheath.
How do you control pink stem borer in wheat?
Control:
- The infected wheat plant should be uprooted and destroyed.
- After harvesting the crop the stubbles should be collected and destroyed.
- Rotation of crop.
What is rice leaf folder?
The rice leaffolder is a very common rice pest in Cambodia. This insect usually damages rice crops from a young stage through flowering. Description. The adult rice leaffolder is a yellow-brown moth. Leaffolder caterpillars fold the rice leaves around themselves and attach the leaf margins together with silk strands.
Which is the boring pests of sugarcane?
Lepidopteran stalk borers are among the most damaging pests in sugarcane production. Close to 50 species of Lepidoptera have been reported boring sugarcane stalks (Long & Hensley 1972), most belonging to the family Crambidae.
How Termites damage the wheat crop?
Roots are safe from infestation till the maturation of the crop. Termite damage the plant from lower side to a few cm up and downward. The outer covering of plant is not infested and covered with soil layer. But the inner side is infested totally and is filled with soil, when wind blows, plant falls down.
What is the name of rice leaf?
Rice Leaf Folder Cnaphalocrocis medinalis (Lepidoptera: Crambidae) on Wheat (Triticum aestivum; Poales: Poaceae) in India.
How do I control paddy leaf folder?
Spray any one of the following insecticides: cartap hydrochloride 50 per cent SP at 2 gm/lit or profenofos 50 EC at 1.5 ml/lit or chlorpyrifos 20 per cent EC at 2 ml/lit or indoxacarb 15.8 EC at 0.7 ml/lit or azadirachtin 10,000 ppm at 2 ml/lit of water. Add sticking agent at 1 ml per litre of water.
What is stem borer in sugarcane?
Nature of Damage of Sugarcane Stem borer A female adult lays eggs in masses, usually on the undersurface of the leaves. Sometimes, they lay the egg on leaf sheath. After hatching the egg, the larvae collectively bore into the stem and feed inside.
Which pesticide is used for control of termite in wheat?
Based on termite damage and grain yield, it can be concluded that broadcasting of fipronil 0.3 G @ 17.5 kg/ha mixed with 50 kg of moist sand was highly effective for the management of termites in wheat crop.
What is wheat insect?
Adults: Weevils are earthen grey and measure about 6.8 mm in length and 2.4 mm in width. Their fore wings are oblong and hind wings are more or less triangular, but they cannot fly. The pest is active from June to December and undergoes larval or pupal diapause during rest of the year in the soil.
Is paddy flowering plant?
Generally, flowering in paddy rice occurs by anther extrusion between the opening and closing of the spikelet. Active flowering generally lasts for 1–2.5 h daily during the reproductive phase, and it is very sensitive to external environmental factors such as temperature, solar radiation, etc.
Which type of plant is paddy?
grass plant
rice, (Oryza sativa), edible starchy cereal grain and the grass plant (family Poaceae) by which it is produced.
What is the best insecticide for leaf folder?
Apply insecticides such as alpha-cypermethrin, Abamectin 2%, or Cartap hydrochloride to kill the larvae.
What is Coragen?
CORAGEN® is a member of the anthranilic diamide class of insecticides with a novel mode of action acting on insect ryanodine receptors. Although CORAGEN® has contact activity, it is most effective through ingestion of treated plant material.
Which chemical is responsible for sorghum effect?
Current evidence suggests that a highly bioactive benzoquinone synthesized in root hair cells of Sorghum spp. termed sorgoleone (2-hydroxy-5-methoxy-3-[(Z,Z)-8′,11′,14′-pentadecatriene]-p-benzoquinone—Fig. 1) may represent the principal chemical constituent responsible for conferring allelopathic properties.
What is the meaning of stem borers?
Definition of stem borer : an insect larva that bores in plant stems especially : a cerambycid larva of the genus Oberea.
How do you control borer in sugarcane?
Use tolerant sugarcane varieties such as CO 421, CO 661, CO 917 and CO 853. Ensure adequate moisture to bring down the soil temperature and to increase humidity. Remove and destroy dead shoots. Provide trash mulching up to 10–15 cm thickness three days after planting.
What is store grain pest?
Primary pests Primary grain pests attack the whole grain. The eggs are laid inside the grain, before the larvae mature inside the grain and then chew their way out. Some of these pests include the Lesser grain borer, Granary weevil (Sitophilus granarius, the Wheat weevil) and Rice weevil (Sitophilus oryzae).
What is pink stem borer (Sesamia inference)?
Pink Stem Borer (Sesamia inference): Nature, Life Cycle and Control! It is a serious pest of wheat and Rabi all over India but is more prevalent in South India. The early stages of this pest is highly damaging to crops. Maize, Bajra, Barley and Sorghum are also sometimes attacked by this pest.
What is the scientific name of the pink borer?
Sesamia inferens, the Asiatic pink stem borer, gramineous stem borer, pink borer, pink rice borer, pink rice stem borer, pink stem borer, purple borer, purple stem borer or purplish stem borer, is a moth of the family Noctuidae. The species was first described by Francis Walker in 1856.
What is another name for Sesamia inferens?
For the other moth with this name, see Sesamia cretica. Sesamia inferens, the Asiatic pink stem borer, gramineous stem borer, pink borer, pink rice borer, pink rice stem borer, pink stem borer, purple borer, purple stem borer or purplish stem borer, is a moth of the family Noctuidae. The species was first described by Francis Walker in 1856.
What does Sesamia grisescens Walker stand for?
The population dynamics of the borer, Sesamia grisescens Walker (Lepidoptera: Noctuidae), on sugarcane in the Ramu valley of Papua New Guinea. Papua New Guinea Journal of Agriculture, Forestry and Fisheries, 38 (2):94-101; 12 ref.