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• A newly developed double hybrid DH2 (CSR50xCSR52) x (CSR53xCSR51) was<br />
tested in large scale with selected farmers in three states and recorded a cocoon<br />
yield of 67.5 kg as against 66.8 kg/ 100 dfls in the control hybrid (CSR2x 27) x<br />
(CSR6x 26).<br />
• Two new double hybrids viz., (D1 x D2) x (D11 x D13) having shorter larval duration<br />
with average cocoon yield of 89 kg/100 DFLs and another (CSR2 x CSR50) x<br />
(CSR51 x CSR26) with average yield of 90 kg /100 DFLs were identified.<br />
• One SSR marker for IFV resistance was identified.<br />
• SNPs of three linkage groups (8, 9 and 23) showing association with NPV tolerance<br />
were identified.<br />
• A bivoltine male parent ‘CSR50’ has been identified for multi x bi hybrid production.<br />
• CSR16 x CSR17, CSR46 x CSR47 and Gen3 x Gen2 were tested at farmers’ level<br />
and obtained cocoon yields of 67.5 kg, 65.3 kg and 68.1 kg/100 dfls respectively.<br />
• Initiated large scale production of exotic parasitoid, Acerophagus papayae towards<br />
biological control of papaya mealy bug, Paracoccus marginatus in mulberry.<br />
Technology Validation, Demonstration and Transfer<br />
Following ten improved technologies were validated, demonstrated and popularized<br />
through different RSRSs, RECs and REC Sub-units.<br />
• Testing of mulberry varieties - RC1 and RC2 under moisture stress conditions,<br />
AR12 for alkaline soil and G2 for chawki rearing<br />
• Integrated Nutrient Management for mulberry gardens.<br />
• Demonstration of composting of sericultural residues<br />
• Demonstration of disinfection and maintenance of hygiene<br />
• Popularization/ testing of new silkworm hybrids<br />
• Popularization of composite cocoon harvester to harvest cocoons from rotary<br />
mountages<br />
• Demonstration of Integrated Pest Management (IPM) for leaf roller and tukra in<br />
mulberry<br />
• Establishment of mass production units and demonstration of field efficacy of<br />
exotic parasitoids of Papaya mealy bug Paracoccus marginatus<br />
• Demonstration of the efficacy of parasitoids for the control of uzi fly<br />
• Demonstration of management practices against whitefly in hot spot areas in<br />
Mandya and Mysore districts.<br />
Human Resource Development<br />
• Two International training programmes under JICA were organized. 28 participants<br />
from third world countries like Kenya (2), Nigeria (4), Uganda (3), Ghana (4), Nepal<br />
(5), Ethiopia (5), Egypt (2) and Indonesia (3) were attended the training programme.<br />
• A total 4041 persons were trained in 30 batches on different aspects of sericulture<br />
Patent application filed<br />
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