|
6/18/98 First rose leafhopper nymph observed First apple blotch leafminer parasite emerged from mine In one orchard - 68% of apple blotch leafminer mines were parasitized!!!! 6/11/98 -Second generation apple blotch leafminer moths emerging from pupal cases in mines. -Fresh plum curculio found in trees not sprayed since 5/14 and in trees in southern, coastal RI (generally 2-4 days behind northern RI) sprayed 5/26. Other orchards were free of new plum curculio that had been sprayed with insecticide 5/24. -Rosy apple aphids starting migration to summer host. -White apple leafhoppers primarily adults now. Still see some large nymphs 6/3/98 First apple blotch leafminer braconid parasite found this year - Apantales ornigis 6/1/98 Green pug moth found in one orchard - new pest for Rhode Island. Found larvae feeding on blossom on May 5th. Two spotted mites building First white apple leafhopper adult found First apple blotch leafminer seen First syrphid fly egg seen 5/28/98 Apple blotch leafminer beginning to pupate in mines Apple blotch leafminer parasites - see small hole in underside of mine (oviposition hole) and see the eulophid larvae, Sympiesis marylandiensis Green apple aphid colonies appearing 5/27/98 See bronzing from European red mites 5/19/98 Apple blotch leafminer tissue feeding stage mine! (Visible from upper leaf surface) 5/18/98 European red mite eggs Lots of plum curculio scars on 'Liberty' fruit. Looked 3 or 4 days old. First Amblyseius fallacis seen First Z. mali egg found - mite predator 5/13/98 First plum curculio egg laying scars. Looked about a week old. European red mite adults - no eggs yet. 5/7/98 Unknown caterpillar eating centers out of flowers. Collected small green larvae and they pupated within a week. 5/4/98 Apple scab lesions found in sprayed orchard (4th or 5th leaf). Found scab on McIntosh, Macoun, & Red Delicious. T. pyri mite predator found on leaves on T. pyri release tree First white apple leafhopper nymph found First gypsy moth caterpillars found Apple scab infection period First apple blotch leafminer mine 4/29/98 Z. mali found in 4 out of 9 orchards 4/27/98 First Z. mali mite predator seen on apple leaves 4/23/98 Apple scab infection period 4/22/98 First European apple sawfly caught on white sticky trap 4/20/98 European red mite egg hatch!!! Saw quite a few!!!! 4/19/98 Apple scab infection period in southern RI 4/18/98 Syrphid fly larva 4/16/98 Apple scab infection period 4/13/98 First rosy apple aphid seen First apple bloch leafminer egg found See tarnished plantbug on bud - first one I'd seen Apple blotch leafminer trap captures above threshold in 2 out of 4 orchards First two spotted mite - on a leaf but still the color of an overwintering TSM (orangey) 4/10/98 First pear thrips seen - nearly one pear thrips per flower cluster 4/8/98 Apple scab infection period. 4/8/98 - 4/10/98. Two wetting periods added up to 36 hours of leaf wetness at an average temperature of 41 degrees. 4/6/98 First apple blotch leafminer seen First syrphid fly egg seen Return to current pest report menu Return to RI Apple IPM |