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28
Jul

Control Measures for Crab (Khekada)

Manual control measures for crab :

Collection and destruction of crabs using petro max in the beginning of rainy season.

Chemical control measures for crab :

Use of poison baits containing acephate @75 g. or carbaryl @ 100 g or endosulfan 40 ml mixed with 1 kg cooked rice.

28
Jul

Nature of damage of Crab (Khekada)

 

1. Crabs are polyphagous. They cut the young paddy plants near the ground level and carry them to their burrows for feeding. 2. They are mostly active during nights. Besides this they prepare a series of burrows in the embankment of paddy fields as result of which, water is not retained in the field which is vitally required fo
28
Jul

Crab (Khekada)

 

1. Pest Name - Crab.

2. Scientific Name - Paratelphusa spp.

3. Local Name - Khekada.

4. Infestation intensities - Low to moderate.

5. Crop Growth stages - Seedling.

28
Jul

Control Measures for Army worm (Lashkari Ali)

Preventive measures Army worm (Lashkari Ali):

1) Keeping the bunds clean i.e. free off weeds in the beginning of the season.

2) Deep ploughing after harvesting to expose the hibernating stages of the pest to the action of sun and birds.

3) Digging a trench and flooding it with water for preventing the migration of larvae from one field to another.

Cultural Control Measures of Army worm :

1) Collection and destruction of e

28
Jul

Nature of damageof Army worm (Lashkari Ali)

 

1. Young larvae skeletonised the leaves. Later stages become gregarious and voracious eating the whole leaves at night.

2. Final instar larvae which are dark or gray in color have a characteristic habit of climbing the paddy plant and cutting the earheads.

3. Field gives an appearance as if it is grazed by cattle

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