What are cowpea curculio?

What are cowpea curculio?

The cowpea curculio is the most destructive insect pest of southern peas. It occurs primarily in the Southeastern U.S. and Latin America. Damaged peas have small, dark, indented spots and often contain grubs. Damage is caused by both adult and larval stages, which feed on seeds within the pods.

What is eating my cowpeas?

Cowpea curculio insects are a destructive type of weevil that is most commonly found on cowpeas. While adult cowpea curculio damage plants as they feed, further damage is done when larvae are hatched and begin to feed inside the developing cowpea pods, leading to decreased yields.

What to spray peas with?

In the home garden, spray foliage with soapy water, then rinse with clear water. Alternatively, use an insecticidal soap spray. Planting in aluminum foil that has been laid on the planting bed, as well as filling yellow pans with water to trap the aphids are also effective control measures.

What are the different types of cowpeas?

Yardlong bean
CatjangDixie Lee peaVigna unguiculata subsp. stenophylla
Black-eyed pea/Lower classifications

All cultivated cowpeas are found within the universally accepted V. unguiculata subspecies unguiculata classification, which is then commonly divided into four cultivar groups: unguiculata, biflora, sesquipedalis, and textilis.

How do you control pest of cowpea?

1. Spray cowpea with any of the above mentionned insecticide at 7-10 days interval beginning from flower bud initiation.
2. In case of severe Thrips infestation during seedling stage, one spray may be needed before flowering. Normally four applications of insecticide are adequate to control the insect pests.

What causes maggots in peas?

A Maggots found in emerging peas in late spring are probably those of the bean-seed fly. A When peas flower before mid-June they escape attack, as pods are past the vulnerable stage by the time the moth is flying.

How do you protect peas from pests?

Sometimes young seedlings can suffer badly. If that has happened to you before then cover the young seedlings with insect mesh when you plant them or sow seeds. Chemical sprays are available available to control these pests, products such as Bug Clear Gun containing pyrethrum are the most effective.

Is permethrin safe for peas?

Hi-Yield Indoor/Outdoor 10% Permethrin Insecticide is labeled to be used on some edible vegetables but does not list peas. It will not prevent the peas from blooming but we would recommend not eating anything from the sprayed plants for 1 season.

Are black eyed peas and cow peas the same?

Blackeye pea. Black-eyed peas (Vigna unguiculata) are a variety of the cowpea and are part of the family of beans & peas (Leguminosae or Fabaceae in the USA). Although called a pea, it is actually a bean. Both peas and beans are legumes, and both have edible seeds and pods.

How much are cowpeas per acre?

If broadcasting, plant about 60 to 70 pounds per acre. If drilling, plant approximately 40 to 50 pounds per acre.

What are the major pest of cowpea?

The most damaging insect pests are aphids, flower thrips, the Maruca pod borer and pod-sucking bugs. The cowpea aphid causes economic losses directly by sucking sap and indirectly through transmission of viral diseases. The Maruca pod borer feeds on every part of the cowpea plant.

What is the nematode damage of cowpea?

The nematode attacks many major food crops resulting in reduction in quality and quantity of food and feed . Yield loss ranges from 5%- to complete loss (Sasser and Carter, 1984). The nematode affects the flowering, podding, seedling and vegetative growing stages.

What are the products of the cowpea plant?

Dry grain for human consumption is the principal product of the cowpea plant, but leaves (many parts of eastern Africa), fresh peas (the southeastern US and Senegal) and fresh green pods (humid regions of Asia and the Caribbean) are consumed. The crop is also used for green manure (southeastern US and Australia) and fodder (parts of the Sahel).

How many hectares does cowpea grow in the world?

The crop is grown on about 7 million ha in warm to hot regions of the world (Rachie, 1985). About two-thirds of the production and more * Corresponding author.

Why are cowpea plants tolerant of low fertility?

The crop is tolerant of low fertility, due to its high rates of nitrogen fixation (Elowad and Hall, 1987), effective symbiosis with mycorrhizae (Kwapata and Hall, 1985), and its ability to withstand both acid and alkaline soil conditions (Fery, 1990).

How is cowpea adapted to the Sahelian environment?

Cowpea has considerable adaptation to high tem- peratures and drought compared to other crop species. As much as 1000 kg ha-j of dry grain has been produced in a Sahelian environment with only 181 mm of rainfall and high evaporative demand (Hall and Patel, 1985).