Important Pests and Diseases in Linseed Cultivation

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Important Pests and Diseases in Linseed Cultivation

A) Important Pests of Linseed:

a) Linseed Gall Fly:

N. D:

1. This flies lay their eggs in the calyx of flower bud.
2.  The maggot comes out of eggs feed the flower and as a result capsules are not formed.

C. M:

1. Growing of early varieties and follow mixed cropping
2. Killing of flies by keeping light traps or molasses in water to attract the flies.
3. Spraying of 0.05% endosulfan or 0.03% dimethoate.

b) Linseed Caterpillar:

N. D:

Caterpillar feed on the leaves of linseed.

C. M:

1. Handpicking and killing of caterpillar.
2. Spraying of 0.05% Malathion or endosulfan.

B) Important Diseases of Linseed:

a) Linseed Rust:

Symptoms:

Bright yellow pustules are appeared on leaves and later on black to brown pustules are seen on stem.

C. M:

1. Early sowing of linseed with mixed cropping.
2. Seed treatment with bavistin.
3. Grow disease resistant varieties.
4. Spraying of ditane M-45 @ 1250 gm in 500 lit water/ha.

b) Wilt:

Symptoms:

1. Fungal growth is found in root cavity.
2. The plant gradually wither and die.

C. M:

1. Early sowing of linseed with mixed cropping.
2. Seed treatment with bavistin @ 1.5 g/kh seed.
3. Grow disease resistant varieties.

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