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Saturday, November 14, 2020 | History

3 edition of The insect pests of graminaceous crops in East Africa found in the catalog.

The insect pests of graminaceous crops in East Africa

I. W. B. Nye

The insect pests of graminaceous crops in East Africa

report of a survey carried out between March 1956 and April 1958.

by I. W. B. Nye

  • 277 Want to read
  • 27 Currently reading

Published by H.M. Stationery Off. in London .
Written in English

    Places:
  • Africa, East.
    • Subjects:
    • Grasses -- Diseases and pests.,
    • Insects, Injurious and beneficial -- Africa, East.

    • Edition Notes

      Includes bibliography.

      Series[Great Britain] Colonial Office. Colonial research studies,, no. 31
      Classifications
      LC ClassificationsJV33.G7 A48 no. 31
      The Physical Object
      Pagination47 p.
      Number of Pages47
      ID Numbers
      Open LibraryOL5817347M
      LC Control Number61002138
      OCLC/WorldCa2271327

        Nye, I. W. B. (): The insect pests of graminaceous crops in East Africa. Report of a survey carried out between March and April Colon Res. Stud Reckhaus, P. M and Andriamasintseheno, H. E. (): Rice yellow mottle virus in Madagascar and its epidemiology in north west of the island. Z. Pflkr. Pflanz. schutz ,   There are around thousand different kinds of insects known to science, with estimates of at least a million still waiting to be discovered. Of course, we could easily make a list with a hundred of them. But we should pick just ten for now. Feel free to add your examples by using comments section. Here are 10 Most Unusual Insects in the World.


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The insect pests of graminaceous crops in East Africa by I. W. B. Nye Download PDF EPUB FB2

This report is based on field investigations and the literature and consists of short general accounts of the survey methods used and of the graminaceous crops of East Africa and their insect pests, followed by a major section on Lepidopterous stalk borers [cf.

R.A.E., A 46 ], which are the most important of the pests, and shorter ones on shoot flies, root and shoot feeders, leaf and stalk Cited by: Get this from a library. The insect pests of graminaceous crops in East Africa; report of a survey carried out between March and April [I W B Nye].

Crop losses in African countries due to insect pests are estimated at 49%. However, with some species losses can climb up to %. Africa's most notorious insects – the bugs that hit agriculture. The dreaded crop-eating fall armyworm continues to spread across Africa like wildfire.

This invasive insect pest, first reported in Africa in earlyis in more than 20 African countries. A large and varied group of insects attack crops of the tropical farmer, and carry various disease-causing organisms to him and his animals. The control of these agricultural pests, and vectors of human and animal diseases relies mostly on chemical by: 1.

But their noise-making does little to stop the voracious insects from feasting on their crops in this rural community. The worst outbreak of desert locusts in Kenya in 70 years has seen hundreds of millions of the bugs swarm into the East African nation from Somalia and Ethiopia. Crop Pests and Diseases.

A manual on the most important pests and diseases of the The insect pests of graminaceous crops in East Africa book food crops grown by smallholder farmers in Africa. These include: cassava, banana, sorghum, millet, beans. crop losses due to insect pest s in certain crops. Africa.

The insect is active during Ju ly graminaceous plants and developing on the uppermost leaves before moving to ears. A to Z OF INSECTS T his page contains a list of alphabetically arranged thumbnail images of insects commonly found on various agricultural crops and ornamental plants in South Africa and can be purchased for use in publications.

If you wish to order any original size image(s) send an e-mail to [email protected] with the full caption of the image(s) for a quote on cost and availability.

Book Detail: Crop Pests and Stored Grain Pests and Their Management Language: English Pages: Author: TNAU Price: Free Course Outline: Crop Pests and Stored Grain Pests and Their Management 1 Rice 2 Rice 3 Sorghum, pearl and finger millet 4 Maize and Wheat 5 Pulse 6 Redgram and Chickpea 7 Coconut and Arecanut 8 Oil Seeds- Groundnut, Sunflower.

The worst outbreak of desert locusts in Kenya in 70 years has seen hundreds of millions of the insects swarm into the east African nation from Somalia and Ethiopia. Insect - Insect - Damage to growing crops: 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. There are hundreds of pest species of this type, both in larvae and adults, among orthopterans, homopterans, heteropterans, coleopterans, lepidopterans, and.

Photographic images and information about insects, spiders, arthropods and other invertebrates in the East Africa nation of Kenya. Many lady beetles are gaily colored and because many control pests important to man they are popular insects. Beneficial insects provide regulating ecosystem services to agriculture such as Pollination and the natural regulation of plant pests.

It aims to enhance insect-derived ecosystem services from a conservation perspective (i.e. enhancing beneficial insects in agricultural landscapes that provide ecosystem services to crops.

Wikimedia Commons has media related to Insects of Africa. Subcategories. This category has the following 37 subcategories, out of 37 total. Insects of East Africa‎ (7 P) Insects of Equatorial Guinea‎ (18 P) Insects of Eritrea‎ (5 P).

West and Central Africa (WCA) and East and Southern Africa (ESA) remain among the poorest and most food-insecure places in the world. Poor mechanization: The low level of mechanization in African agriculture has continued to serve as a huge impediment towards advancing cereal production, especially of wheat.

Sources of information on the biology and ecology of Chilo species are reviewed on a world-wide basis, with emphasis on the major pest species which are stem borers of rice, maize, sugar-cane, sorghum and other cereal crops and grasses.

Information on geographical distribution, host plants, general biology, ecology and population dynamics is summarized for the main species, especially for C. Course Title: Insect pests of vegetable, ornamental and spice crops Course number: PPE Credit hours: 3 (2+1) Theory: Economic importance of insects in vegetable, ornamental and spice crops.

Ecology and pest management with reference to these crops. Identify common garden pests and garden bugs with our insect pictures. Know their life-cycles, how to identify insects that are harmful to your plants, and how to use organic and natural pesticides to get rid of garden pests when growing vegetables, fruit, flowers and plants.

It is only possible to mention a few of the common garden bugs and pests, and I begin with one of the most frequent and. Busseola fusca (Lepidoptera: Noctuidae) is an important pest of maize and sorghum in sub-Saharan Africa.

One century after its first description by Fuller ininaccurate information based on earlier reports are still propagated on its distribution (e.g., absent from the lower altitudes in East Africa) and host plant range (e.g., feeding on a large range of wild grass species).

This important contribution to the study of insects injurious to cereals and other graminaceous crops in Egypt consists of sections dealing with the insect pests of wheat and barley, maize, millets, sugar-cane and rice, and those found in granaries and mills.

A detailed account is given of the development and habits of each pest and of the nature and importance of the damage caused by it. In response to the limited research and scattered sources of knowledge on soil pests and the control thereof in East Africa, this review aims to compile and analyze information on and identify gaps in the soil insect pest research in selected East African countries (Rwanda, Kenya, Tanzania, Uganda and Burundi).

Most insect species that are collected from nature are seasonally available as they depend on the host plant or host tree. That is why on the diverse vegetation in the mountainous regions of the Lao People’s Democratic Republic (Lao PDR) a broader variety of insects are available than on the Vientiane plain (Nonaka et al., ).In the northeast of Lao PDR, especially in the rainy season of.

In a popular sense, “insect” usually refers to familiar pests or disease carriers, such as bedbugs, houseflies, clothes moths, Japanese beetles, aphids, mosquitoes, fleas, horseflies, and hornets, or to conspicuous groups, such as butterflies, moths, and insects, however, are beneficial from a human viewpoint; they pollinate plants, produce useful substances, control pest.

In Samburu, the pests have destroyed crops and grazing vegetation covers. In arid and semi-arid areas, the insects also push herders to non-traditional grazing lands, sometimes leading to violent. Edible insects contain high quality protein, vitamins and amino acids for humans.

Insects have a high food conversion rate, e.g. crickets need six times less feed than cattle, four times less than sheep, and twice less than pigs and broiler chickens to produce the same amount of protein.

Laccifer lacca, a tiny scale insect that grows on soapberry and acacia trees in India and Burma, is the source of lac, a sticky resin that forms the principle ingredient of commercial shellac. Twigs bearing the scale insects are heated to extract and purify the resin.

Up to insects are needed for each gram of lac (90, per pound). mealy bugs, scale insects, thrips, fruit borer, bud moths, midgets, fruit flies, white grubs, beetles, weevils, termites and mites as described bugs are the most important insect pest of pineapple in many countries while others may reach threshold levels in certain favourable situations causing serious crop.

Billions of locusts swarm over East Africa It is the biggest swarm in decades, with billions of the ravenous insects nibbling their way through the already climate-ravaged region.

East African forests, among the world’s most biologically rich and diverse, are subject to multiple pressures, including insects. As the first work to focus exclusively on East African forest insects, this monograph distils years of scientific and historical literature extending from before the colonial era to the present into an authoritative survey of this region’s major pests of Reviews: 1.

antibodies. Less than percentage of the total number of the known insect species are considered pests, and only a few of these can be a serious menace to people.

Insect pests inflict damage to humans, farm animals and crops. Insect pests have been defined by Williams () as any insect in the wrong place. Depending on the structure of the. As COVID cases grow in East Africa, massive swarms of locusts are also growing—with a new wave of breeding insects poised to put nearly five million people in the area at risk of hunger and.

In case of emergency Call your poison control center: If the patient has collapsed or is not breathing: call Pesticide Safety Information.

A to Z of insects. The world of insects is as fascinating as it is diverse. You can find out information by browsing the list of insect orders or using this A to Z list:. Nye IWB. The insect pest of graminaceous crops in east Africa. Colonial Research Studies. ; – Ode PJ.

Plant chemistry and natural enemy fitness: effects on herbivore and natural enemy interactions. Annual Review of Entomology. ; – Legume Crops: Runner Beans, Cowpeas and Pigeon Peas; Your best guides to insects in East Africa — get the books. Who is the Dudu Committee. The Insect (dudu in Swahili) Committee is working to save bees, birds, butterflies and other pollinators in East Africa.

It is a committee of Nature Kenya, the East Africa Natural History Society. Habitat modification and fragmentation are considered as some of the factors that drive organism distribution and host use diversification. Indigenous African stem borer pests are thought to have diversified their host ranges to include maize [Zea mays L.] and sorghum [Sorghum bicolor (L.) Moench] in response to their increased availability through extensive cultivation.

The total claims for agriculture insurance were Sh million ina per cent decline from Sh inas the country experienced better weather conditions in East African termite queens have been recorded to lay an egg every two seconds, amounting to 43, eggs each day.

To appreciate the population potentials of insects the example of the housefly is sometimes used, stating that the descendants of one pair of this insect, provided that they all survived during a five month season, would total   Locust swarms threaten catastrophe for farmers in East Africa.

The insects have already destroyedacres of farmland in Somalia and neighbouring Ethiopia, threatening food supplies in both.

Dr. Subba Reddy Palli Department Chair & State Entomologist S Agricultural Science Center North Lexington, KY [email protected] this Item: Pointer Publishers, Hardcover.

Condition: New. 1st Edition. The present publication on Insect Pests, Diseases and Post-harvest Management of Horticultural Crops is planned in 09 interesting chapters vividly highlighting various aspects covering insect pests and diseases of fruit and plantation crops, insect pests and diseases of vegetables and spices, insects pests and.EXOTIC INSECT PESTS.

Black vine weevil 6 Codling moth 6 European red mite (ERM) 7 Exotic fruit flies (Qld, melon, papaya) 7 Grape phylloxera 8 Western flower thrip 9.

COMMON INSECT PESTS. African black beetle 10 Aphids (woolly apple) 10 Apple moth (light brown) 11 Apple dimpling bug 11 Apple weevil 12 Bryobia mite 12 Carob moth 13 Catasarcus.