What is the major pest of cereals?
Larger grain borer adult boring into maize grains. The cotton bollworm is a major pest of many important food, oil and cash crops worldwide, including cereals, legumes, fruits and vegetables. A severe infestation of caterpillars of this moth can cause a complete loss in yield.
Which insects damage wheat crops?
Hessian fly
The Mayetiola destructor called Hessian fly (HF) belongs to the species of fly and is destructive pest of cereal crops including wheat, barley and rye.
What is insect pest of maize?
Mashwani (1989) reported cutworm, army worm, earworm, grasshopper and aphids as the pests of maize in swat….Results.
| Maize stem-Borer Chloe Partellus. (Swinboe) | |
|---|---|
| (Family Pyrallidae, Order: Lepidoptera). | |
| Maize Aphid Rhopalosipum maidis. | |
| (Family Aphididae, Order: Homoptera. | |
| Shootfly Atherigona sp. |
What are the common pest of maize?
Maize pests by crop stage
| Germination | Growth | Silking-tasselling |
|---|---|---|
| black field earwig true wireworms maize leafhopper maize thrips false wireworms cutworms | locusts whitegrubs whitefringed weevil swarming leaf beetles dayfeeding armyworm corn aphid green vegetable bug redshouldered leaf beetle common armyworm | corn earworm |
What is cereal disease?
Cereal root diseases Cereal cyst nematode, take-all, rhizoctonia root rot, crown rot and root lesion nematode are important cereal diseases that can cause significant yield loss.
Do aphids fly?
Although aphids cannot fly for most of their life cycle, they can escape predators and accidental ingestion by herbivores by dropping off the plant onto the ground. They are often attended by ants, for the honeydew they produce and are carried from plant to plant by the ants through their tunnels.
Which is called as king of cereals?
Explanation: Wheat is known as the King of cereals.
How do you control wheat pest?
The spray of imidacloprid @ 20 g a.i. per ha initially on border rows and if infestation is severe then in entire field will give good protection against this pest. Generally, natural enemies present in the field help in controlling the population of this pest. areas also. sucking mouth parts.
How is maize treated?
As a standard, maize seed is treated with a fungicide (i.e. Captan® or Celest®) and frequently also with an insecticide (i.e. Cruiser®, Gaucho® or Poncho®), or with both, before planting, to protect emerging seedlings from soilborne fungal diseases and insect pests.
Which type of plant is maize?
Maize or corn (Zea mays) is a plant belonging to the family of grasses (Poaceae). It is cultivated globally being one of the most important cereal crops worldwide.
How do you control pests and diseases in maize?
Integrated pest and disease management. Use of certified seeds. Observe field hygiene. Manage the hosts and vectors….Survival in soil occurs for up to 12 months.
- Use disease-free seed or treated seed with fungicides.
- Destroy crop residues and volunteer plants.
- Practice crop rotation.
- Use tolerant/resistant varieties.
What are the diseases of cereal crops?
The diseases causing the most damage are yellow rust, bunt of wheat, leaf spot of oats, leaf stripe of barley, take-all, eyespot, mildew and manganese deficiency disease; but even these vary in intensity from season to season and in some years others are of equal importance.
How many grain pests are there in India?
STORED GRAIN PESTS In India, post-harvest losses caused by unscientific storage, insects, rodents, micro- organisms etc., account for about 10 per cent of total food grains.
Which is the most damaging insect in India?
List of stored grain insect pests of India. Sl. No. Name of the insect pest Scientific name Family and Order Damaging stage Host range Primary Insect pests 1. RiceWeevil Sitophilus oryzae L. Curculionidae, Coleoptera Grubs & adults All cereals 2 Khapra beetle Trogoderma granarium Ever.
Which is the most common grain borer in India?
Dermestidae, Coleoptera Grubs Grain and cereal products, mainly wheat, barley, oats, rye, maize, rice, flour, malt, and noodles. 3. Lesser grain borer Rhizopertha dominica Fab.
What kind of bug eats grain before harvest?
Damage symptoms Both the adults and the grubs cause damage. The developing larva lives and feeds inside the grain causing irregular holes of 1.5 mm diameter on grains of rice, sorghum, wheat, barley, maize before harvest and in storage. The weevils destroy more than what they eat. 2.