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What are the harmful effects of insect pests?
What are the negative effects of insects on agriculture?
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Sep 30, 2021 · Harmful insect pests include caterpillars, grasshoppers and locusts, which eat the leaves, seeds and fruits of crops. At times, locusts can form massive plagues of several million, which can cause widespread damage to crops and lead to famine events.
- Neil Kokemuller
Insect bites or stings are not usually serious and get better in a few days. But sometimes they can become infected or cause a serious allergic reaction. Bites from some insects can also cause illnesses, such as Lyme disease from ticks, scabies from mites, and malaria from mosquitoes in certain parts of the world.
Insects that can be considered 'harmful' are those that accomplish something negative for the ecosystem - destroying crops, structures, infestations - or can deliver painful / poisonous / venomous bites to people.
Meet the world's deadliest insects, from disease spreaders to stingers to voracious swarms - and there may well be some surprises.
- Cotton Bollworm
- Tobacco Whitefly
- Two-Spotted Spider Mite
- Diamondback Moth
- Taro Caterpillar
- Red Flour Beetle
- Green Peach Aphid
- Fall Armyworm
- Cotton Aphid
Scientific publications: 1,619 Location: Asia, Africa, South America, Europe, Oceania Top plant hosts: Gossypium (cotton), Cicer arietinum (chickpea)
Scientific publications: 1,528 Location: Asia, Africa, N/S America, Europe (few occurrences), Oceania Top plant hosts: Solanum lycopersicum (tomato), Gossypium (cotton)
Scientific publications: 962 Location: Asia, Africa, N/S America, Europe, Oceania Top plant hosts: Solanum lycopersicum (tomato), Phaseolus vulgaris (common bean)
Scientific publications: 926 Location: Asia, Africa, N/S America, Europe, Oceania Top plant hosts:Brassica oleracea (cabbage), Brassica
Scientific publications: 853 Location: Asia, Africa, N America, Europe, Oceania Top plant hosts: Glycine max (soybean), Arachis hypogaea (peanut)
Scientific publications: 829 Location: Asia, Africa, N/S America, Europe, Oceania Top plant hosts: Triticum (wheat)
Scientific publications: 811 Location: Asia, Africa, N/S America, Europe, Oceania 95 Top plant hosts: Solanum tuberosum (potato), Capsicum annuum (bell pepper)
Scientific publications: 668 Location: Africa, N/S America, Europe (few occurrences) Top plant hosts: Zea mays (maize), Gossypium (cotton)
Scientific publications: 610 Location: Asia, Africa, N/S America, Europe, Oceania Top plant hosts: Gossypium (cotton)
Feb 27, 2023 · Protecting people from the negative effects of insects as pests and as vectors of disease is an aspect of public health. Encouraging the use of new and sustainable sources of food, protecting health and welfare of farmed insects is another aspect of public health.
Jul 2, 2024 · Insects are responsible for two major kinds of damage to growing crops. First is direct injury done to the plant by the feeding insect, which eats leaves or burrows in stems, fruit, or roots.
