Best Viewed in Mozilla Firefox, Google Chrome

28
Jul

Nature of damage for Rice leaf folder (Pane Gundalnari Ali )

 

1. Larvae feed on leaf tissues and as they become older they fold the leaves longitudinally by bringing together margins, glue with silken threads and live in tubes thus formed.

2. They feed on chlorophyll, resulting initially in whitish longitudinal broad streaks on leaves and later in membranous leaves giving scorched appearance.

3. Vigour of the plant is redu

27
Jul

Rice leaf folder ( Pane Gundalnari Ali )

 

1. Pest Name - Rice leaf folder.

2. Scientific Name - Cnaphalocrosis medinalis.

3. Local Name - Pane Gundalnari Ali.

4. Infestation intensities - Low.

5. Crop Growth stages - Boot leaf stage.

6. Pests characteristics -

27
Jul

Control Measures for Brown planthopper(Tudtuda)

Chemical Control Measures for Brown planthopper : Spraying the crop with 0.05 per cent fenitrothion or 0.5 per cent malathion or 0.05 per cent fenthoate or dusting with carbaryl 10 per cent @20kg /ha depending upon 5-10 hoppers/ hill ETL.

Biological Control Measures of Brown planthopper: Growing BPH tolerant varieties like IET-7575, 7568, 1315,6314, 7943, CO-42 etc.

27
Jul

Nature of damage for Brown planthopper (Tudtuda)

 

1. The nymphs and adults suck sap from the basal portions of the plants, insert eggs into, leaf sheath or mid ribs and inject some toxins.

2. Cumulative effect of all these results in premature yellowing of leaves leading to dying. Later the plant dies.

3. Drying of plants occurs in isolated circular patche

27
Jul

Brown planthopper (Tudtuda)

1. Pest Name - Brown planthopper.

2. Scientific Name - Nilparvata lugens.

3. Local Name - Tudtuda.

4. Pests characteristics - Sporadic in occurrence.

5. Infestation intensities - Severe.

6. Crop Growth stages - Maximum tillering and reproductive. stage.

27
Jul

Control Measures for Rice Gall midge

Chemical Control Measures for Gall midge: Soil application of phorate 10G @ 10 Kg Or quinalphos 5G @ 15 Kg Or ethoprophos 5G @ 15 Kg/ha. at 10 and 30 days after transplanting based on 5 per cent silver shoots /sq. m ETL.

Biological Control Measures for Gall midge: Growing tolerant or resistant varieties like Shakti, Kakatia, Surekha, Falguna, Vikram, Vaibhav, Smita, Tata etc.

27
Jul

Nature of damage for Gall midge (Nal and Gad mashi )

1. A newly hatched maggot reach and feed on shoot apex resulting in the formation of a long tubular structure known as “gall” or “silver shoot”.

2. It is a hollow whitish to pale green cylindrical tube bearing at its tip a green reduced flag leaf. Infested tillers do not bear panicles.

3. Maximum infestation occurs during tillering stage. Once panicle initiation occurs larvae no longer cause damage.

4. Late planted crop is severely damaged. Early rai

27
Jul

Gall midge (Nal and Gad mashi )

1. Pest Name - Gall midge .

2. Scientific Name - Orseolia oryzae.

3. Local Name - Nal and Gad mashi.

4. Pest characteristics - The pest occurs only during kharif season and requires above 95 per cent RH.

5. Infestation intensities - Moderate.

6. Crop Growth stage - Seedling and tillering stage

27
Jul

Gall Midge ( Nal and Gad mashi )

 

1. Pest Name - Gall midge. 2. Scientific Name - Orseolia oryzae. 3. Local Name - Nal and Gad mashi. 4. Pest characteristics - The pest occurs only during kharif season and requires above 95 per cent RH. 5. Infestation intensities - Moderate. 6. Crop Growth stage - Seedling and tillering stage.
27
Jul

Control Measures for Rice Stem Borer

 Chemical   Control Measures  in Nursery  of stem borer:

1. Soil applica

Copy rights | Disclaimer | RKMP Policies