Crop

Major Insect-Pests Of Paddy Crop And Their Control Measures


Do you want to kick off the insect pests from the paddy crop? But don’t know how to prevent pests? Follow the guide to catch early damage symptoms and control measures to protect the effective yield of paddy crops.

Table of Contents

Introduction to significant pests and insects in paddy crop

Planthopper

Let’s read about the symptoms of these

Here are the preventive measures

Physical and mechanical prevention

Biological and chemical prevention

Paddy stem borer

Let’s read about the symptoms of these

Here are the preventive measures

Biological and chemical prevention

FAQs

  1. What are the symptoms of paddy leaf roller?
  2. What is Rice Hispa?
  3. Name two measures of Armyworm in rice cultivation?

Introduction to significant pests in paddy crop

Rice counts primarily in the list of staple foods and is also known as paddy. It is damaged very quickly by some insect pests. Farmers incur losses due to crop degradation, and it causes a hole in the pocket of rice farmers.

Here we’ll read about the preventive measures to save paddy crops using physical, mechanical, biological, and chemical prevention methods.

Some of the significant insects and pests in paddy crop which causes heavy damage:-

Plant hoppers, Stem borer, Rice Hispa beetle, Gall midge, Paddy leaf roller, Whiteflies, Rice bugs, Leaf miners, Aphids, Thrips, swarming caterpillars, and several more.

Let’s discuss a couple of them in detail.

Plant hoppers

There are two types of planthoppers that affect the paddy crop namely, Brown Plant Hopper (BPH) and White Backed Plant Hopper. Scientific names for these two are Nilaparvata lugens and Sogatella furcifera.

Paddy crop

Let’s read about the symptoms of these:-

  1. Brown and white color nymphs are visible on the leaves.
  2. Crescent-shaped eggs can be visible in the midrib of the leaves.
  3. Leaves are turning into yellow and orange shades.

Here are the preventive measures:

  1. Less usage of nitrogen fertilizers and removal of weeds.
  2. Avoid the use of chemical insecticides.

Physical or mechanical control

  1. Protect the seedlings from direct exposure to insects by supplying enough water once a day such that only the tips of the seedlings are exposed.
  2. To sweep the BPH, run a net over the seedling smoothly.

Biological and chemical prevention

  1. Release of spiders, mirid bugs, water striders, parasitoids, etc.; after that, avoid spraying the insecticides in the crop.
  2. When the crop reaches the seedling stage, spray insecticides, and you can mix it with other combinations and then apply it.

Paddy stem borer

There are several varieties of paddy stem borer that destroy paddy crops. Yellow stem borer, Dark headed striped, white stem borer, and several more.

Paddy pests

Let’s read about the damage of these:

  1. The appearance of tiny caterpillars on the leaves.
  2. They attack between seedlings to maturity.
  3. Showing dead heart damage symptoms like rats, neck blasts, and black bugs.

Here are the preventive measures:

  1. Adapt the cultivation of varieties.
  2. Apply the nitrogenous fertilizers in uniform intervals along with trimming tips after transplanting.
Biological and chemical prevention
  1. Use neem extract @15 ml/liter of irrigation water and kill stem borer moth to protect the paddy crop.
  2. Before transplanting, dip the roots of the paddy crop into Chlorpyriphos for a minute or two.

FAQs

Q1. What are the symptoms of paddy leaf roller?

– Here are the symptoms of paddy leaf roller-

  • Visible transparent white streaks on the paddy crop leaf.
  • Tubular fold leaves are the earliest symptom.
  • Disc-shaped eggs are visible on the leaves of the paddy crop.

Q2. What is Rice Hispa?

-The rice hispa is an insect that damages the paddy crop in the grub and adult stages. It degrades the leaves by scraping the leaves. The size of an adult beetle measures 3-5 mm in length and width.

Q3. Mention the measures to control Armyworms in rice cultivation.

– Roguing and ploughing at regular intervals to prevent the production of worms.

– Control grassy weeds in the rice field.

– Rotate rice with vegetable crops.

Note: The information contained herein is for informational purposes only. Nothing herein shall be construed to be financial or legal advice. Pesticides are a considerable risk of loss in crops and viewers are advised to do their own research before making any decisions.

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