What are pest of rice?

Rice is one of the most important food crops in the world and is vulnerable to attack by a wide range of pests. Some of the most common pests of rice include:

Stem borers: These are the larvae of moths that bore into the stems of rice plants, causing damage to the vascular system and leading to reduced yields. Some important stem borers include the yellow stem borer (Scirpophaga incertulas), the white stem borer (Scirpophaga nivella), and the striped stem borer (Chilo suppressalis).

Leafhoppers: These are small, green insects that feed on the sap of rice plants, causing leaves to turn yellow and wilt. Heavy infestations can lead to significant yield losses. Some important leafhoppers include the brown plant hopper (Nilaparvata lugens), the white-backed planthopper (Sogatella furcifera), and the green leafhopper (Nephotettix cincticeps).

Planthoppers: These are small, brown insects that feed on the sap of rice plants, causing leaves to turn yellow and wilt. Heavy infestations can lead to significant yield losses. Some important planthoppers include the brown planthopper (Nilaparvata lugens), the white-backed planthopper (Sogatella furcifera), and the green planthopper (Nephotettix cincticeps).

Weeds: Weeds are plants that grow in rice fields and compete with rice plants for water, nutrients, and sunlight. Some common weeds in rice fields include barnyard grass (Echinochloa crus-galli), red rice (Oryza sativa var. rufipogon), and jungle rice (Echinochloa colona).

Rice blast: This is a fungal disease that can cause significant yield losses. Symptoms of rice blast include the appearance of brown spots on leaves, which can spread to the rest of the plant.

Bacterial leaf blight: This is a bacterial disease that can cause significant yield losses. Symptoms of bacterial leaf blight include the appearance of yellow or brown spots on leaves, which can spread to the rest of the plant.

Sheath blight: This is a fungal disease that can cause significant yield losses. Symptoms of sheath blight include the appearance of brown lesions on the leaf sheaths of rice plants.

Tungro virus: This is a virus that is transmitted by leafhoppers. Symptoms of tungro virus include the appearance of yellow or orange leaves, which can stunt the growth of rice plants and lead to reduced yields.

These are just a few of the many pests that can attack rice crops. Integrated pest management (IPM) techniques can be used to manage these pests and minimize their impact on rice yields.