POTENTIAL OF SOME MEDICINAL PLANT EXTRACTS AGAINST STORED GRAINS INSECT PEST OF WHEAT

POTENTIAL OF SOME MEDICINAL PLANT EXTRACTS AGAINST STORED GRAINS INSECT PEST OF WHEATWheat is the staple food of people of Pakistan and is grown over more than 8 million hectares with annual production of more than 20 million tons. Being a leading food grain of Pakistan, it occupies a central position in agricultural policies. It contributes 12.7% to the value added in agriculture and 2.6% to GDP. It was grown over about 8.414 million hectares during 2007-08 with a production of a

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Toxic Effects of Excessive and Unbalanced Application of Pesticides on Plant Growth and Development

Toxic Effects of Excessive and Unbalanced Application of Pesticides on Plant Growth and DevelopmentDifferent control practices including pesticides must be adopted in proper and balance order to achieve the optimal plant growth. If unbalance pesticides are used, insect pests are resistant afterward and thus reduced thecrop growth and yield. Ina research trial in California, pesticides affectedthe fertility, birth rate, reproductive function and development and normal growth plants. Many pestici

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Weaver ants: the living pesticide

Weaver ants: the living pesticide Wearver ant Wearer ant nest Scientific classification

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Kingdom: Animalia
Phylum: Arthropoda
Class: Insecta
Order: Hymenoptera
Family: Formicidae
Sub family: Formicinae
Tribe: Oecophyllini
Genus: Oecophylla Smith, 1860 (15-20 species).
Species:2 Diversity species Oecophylla longinoda in blue, Oecophylla smaragdina Fabricius, 1775 in red.

The parasites of insects

The parasites of insectsMany parasites and disease-causing pathogens are known to attack insects, including viruses, bacteria, fungi, protozoans, nematodes, and mites. The infective stages of most insect parasites must be consumed orally, although some can invade though pores or membranous joints in the insect cuticle. Many researchers are currently exploring the role of parasites and infectious diseases in regulating in

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Types of parasites

Types of parasitesParasites are small organisms that complete most or all of their life cycle within a host, and many are capable of a high degree of within-host replication. Not all parasites kill their hosts, but parasites almost always have negative effects on host survival and reproduction. Parasites are classified based on their interactions with their hosts and on their life cycles. Parasites that live on the

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CROP PEST BIOCONTROL: Insect Parasitic Nematodes

CROP PEST BIOCONTROL: Insect Parasitic Nematodes Nematode Steinernema carpocapsae Insects are killed by Nematodes

Introduction to Parasites

Etymology and technical words

-Etymology of the word “parasite” First used in English 1539, the word parasite comes from the Medieval French parasite, from the Latin parasitus, the latinisation of the Greek (parasitos), "one who eats at the table of another" and that from (para), "beside, by (sitos), "

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Control of Golden Apple Snails (GAS) by Tillage and Crop Rotation Techniques

Control of Golden Apple Snails (GAS) by Tillage and Crop Rotation TechniquesTillage Tillage and soil puddling crush snails. The effect varies depending on the snail size and soil hardness. Tillage has greater effects on larger snails. Ten to 40% of GAS smaller than 20 mm are killed by tillage, while 40-90% mortalities are attained with GAS bigger than 20 mm. GAS mortalities are 14-20% higher when soil is compacted (hard) after rice harvest than when soil is friable (soft)

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Human uses from Golden apple snails (GAS)

Human uses from Golden apple snails (GAS)

Use as a human food item

In Veracruz, Mexico, there is a subspecies of apple snail known as P.patula catemacensis Baker, 1922. This subspecies is endemic to Lake Catemaco. This large snail is locally known as "tegogolo" and is prized as a food item. In Northeast Thailand these snails are collected and consumed. They are picked by hand or with a handnet from canals, swamps, ponds and flooded rice p

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Life cycle of the golden apple snails (GAS)

Life cycle of the golden apple snails (GAS)Adult This species, unlike most snails known to common people, is not androgynous but gonochoristic. It means it has males and females! GAS P. canaliculata is sexual mature at the size of 2.5 cm/1 inch. Sexes are separate.-Females lay clusters of bright pink eggs attached to solid surfaces (rocks, walls, logs, emergent vegetation, trash) up to usually about 50cm above the water surface. Females ar

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