What are pests and diseases of crops?
Pests are insects or animals which cause damage to farm, animals, plants, food and crop. Some pests attack crops and animals in the farm. A disease is a departure from normal state of health, expressing remarkable symptoms or outward visible signs. In agricultural settings, pests like locusts, aphids, or crop-eating caterpillars are considered more harmful. In urban environments, rodents or cockroaches might pose greater health and sanitation risks.Examples of pests are: grasshopper, beetles, termites, caterpillars, crickets, weevils, snails, lizards, rats, squirrels, rabbits, birds etc.True bugs are one of the most common agricultural pests, encompassing all insects of the order hemiptera. Some of these insects are more commonly known as cicadas, aphids, planthoppers, leafhoppers, and shield bugs.Various grasshoppers, weevils, beetles, and small insects like thrips and certain fly larva can cause significant damage. Among the most common types of detrimental insects are the Lepidoptera (moths and butterflies), and the Homoptera (aphids and leafhoppers).Examples of significant public health problems caused by pests include: Vector-Borne Diseases – Infectious diseases such as Zika virus, Lyme disease, and rabies can be carried and spread by vectors. Disease vectors include mosquitoes, ticks, and rodents and other animals.
What are the agricultural pests?
Agriculture is the practice of cultivating plants to produce food, fiber, medicinal substances, and other essential products for human life and the economy. Throughout history, various agricultural techniques have developed and adapted to the climate, topography, and culture of each region. Arable, pastoral, mixed, subsistence, industrial, and organic agriculture are the six major types of agriculture. Each type has its own set of characteristics, challenges, and advantages. Agriculture is important to the Indian economy, with different regions having their own agricultural practices and crops.Four Types of Agriculture: Pastoralism, Shifting Cultivation, Subsistence Farming, Intensive Farming – Testbook.
What is the definition of a pest and disease?
A pest can be a plant (weed), vertebrate (bird, rodent, or other mammal), invertebrate (insect, tick, mite, or snail), nematode, pathogen (bacteria, virus, or fungus) that causes disease, or other unwanted organism. A disease on the other hand is any disorder that interferes with the normal functions of plants. There are several types of organisms that cause plant diseases. These include fungi, bacteria, viruses, nematodes, mycoplasmas and spiroplasmas. These pathogens need to be present in the greenhouse in order to set the stage for a disease problem.There are four major types of plant diseases. They are: fungi, bacteria, viruses, and nematodes. All four types need several things in order to grow. They need food, a warm temperature, and moisture.On the other hand, pathogenic fungi cause plant diseases such as anthracnose, leaf spot, rust, wilt, blight, coils, scab, gall, canker, damping-off, root rot, mildew, and dieback. Systemic foliar pathogens are major causes for yield and commercial crop losses and diminished crop quality [2].
What are the types of damage by pests?
Pests may damage your property in a variety of ways, many of which occur simply by their presence in your home. Many household pests can stain or damage furniture and your home through their feces or urine or by chewing through wood and insulation in search of food or to collect materials for building a nest. Pests can come in a variety of forms such as rodents, birds, insects and more that can damage your home and garden. Therefore you need a range of pest control techniques to deal with them. These can be divided into 3 methods of pest control: physical, chemical and biological.What are the most common household pests? Some of the most common household pests include ants, cockroaches, rodents, termites, bed bugs, spiders, flies, mosquitoes, silverfish, and fleas.
What are the 4 types of pests?
There are four different types of pests – rodents, insects, birds and wildlife. Below we discuss a little more about each, what the signs of infestation are and how you can prevent them. Rats and mice are one of the more unpleasant infestations. Pests can be divided into five major categories: arthropods, vertebrates, weeds, pathogens, and nematodes.