Dr. Charles N Waturu Centre Director KARI-Thika P.O. Box 220 ...

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ResultsLadybird Beetle Larvae Survival40.0035.0030.00Mean Lady birds25.0020.0015.0010.005.000.00DP 448BuntreatedDP 448BtreatedDP 404BGuntreatedDP 404BGtreatedDP 5415untreatedDP 5415treatedDP 4049untreatedDP 4049treatedHART 89MuntreatedHART 89MtreatedVarieties
Bt Cotton Project Output• Efficacy on African bollworm established• No effect on egg laying• Lower square damage for Bt-cotton• Efficacy on Semi-looper established• No impact on key natural enemies• No impact on other arthropods• PMG established• Bt-cotton give better returns
Page 4: Purpose of Bt-cotton Introduction
Page 8 and 9: Last but not leastWe invite who wou
Page 10 and 11: Important Cotton PestsBollworm on C
Page 12 and 13: Important Cotton PestsSemi-looper a
Page 14 and 15: Important Cotton PestsSucking Pests
Page 16 and 17: ObjectiveEstablish a reference base
Page 18 and 19: Methodology• Districts covered Me
Page 20 and 21: Screen-house EvaluationPhase IIScre
Page 22 and 23: Methodology
Page 24 and 25: Confined Field Trial (CFT)Phase III
Page 26 and 27: MethodologyTest Varieties• DP 448
Page 28 and 29: MethodologyVariety CharacteristicsC
Page 30 and 31: Data Collection• Counts of target
Page 32 and 33: ResultsBollworm Larvae Survival3025
Page 34 and 35: ResultsSemi-looper Larvae Survival1

Dr. Charles N Waturu Centre Director KARI-Thika P.O. Box 220 ...

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