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Growing resistant varieties

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1. Resistant cultivars are the most effective,

economical and practical means of encountering the pest problems and compatible with all components.

2.  In India, among the 710 commercial rice varieties released, 51 varieties are resistant to gall midge, 25 to brown planthopper, 3 to stem borer and green leafhopper and whitebacked planthopper. 

3. Many of these cultivars are high yielders and being widely adopted for cultivation in the pest prone areas.

 



Insect pest


Sources of resistance


Released varieties


Gall midge


CR143, Eswarakora, Leuang 152, Ob 677, Ptb 10, Ptb 18, Ptb 21, Siam 29.


Sneha, Pothana, Kakatiya, Erramallelu, Kavya, Rajendradhan 202, Karna, Ruchi, Samridhi, Usha, Asha, MDU 3, Bhuban, Samalei, Orugallu, Abhaya, Shakti, Suraksha, Daya, Pratap, Udaya, IR 36, Shaktiman, Tara, Kshira, Sarasa, Neela, Lalat, Phalguna, Mahaveer,  Vibhava, Divya, Dhanya Lakshmi, Surekha, Vikram, Kunti, Triguna


Brown planthopper


ARC 5984, ARC 6650, Karivennel, Leb Mue Nhang, Manoharsali, Oorapandy, Ptb 10, Ptb 18, Ptb 21, Ptb 33,


Chaitanya, Krishnaveni, Vajram, Pratibha, Mekom, Pavizham, Manasarovar, Co 42, Chandana, Nagarjuna, Sonasali, Rasmi, Jyothi, Bhadra, Neela, Annanga, Daya, Aruna, Kanaka, Remya, IET 8116 Triveni.' Bharatidasan, Karthika,Vijetha, Cotton Dora Sannalu


White-backed planthopper


Ptb 33


HKR 120, HKR 126, Pant Dhan II, Manhar


Green leafhopper


Ptb 2, W 1263


Vikramarya, Lalat, Khaira, Nidhi


Stem borer


TKM 6


Ratna, Sasyasree, Vikas

 

File Courtesy: 
Technical Bulletin No. 10, Integrated Pest Management in Rainfed Rice Production Systems, Directorate of Rice Research.
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