About Peter J Jentsch
Peter J. Jentsch serves the mid-Hudson Valley pome fruit, grape and vegetable growers as the Senior Extension Associate in the Department of Entomology for Cornell University’s Hudson Valley Laboratory located in Highland, NY. He provides regional farmers with information on insect related research conducted on the laboratory’s 20-acre research farm for use in commercial and organic fruit and vegetable production.
Peter is a graduate of the University of Nebraska with a Masters degree in Entomology. He is presently focusing on invasive insect species, monitoring in the urban environment and commercial agricultural production systems throughout the state
This alert excerpt was taken from Dr. Acimovic’s article entitled: Get Ready To Apply Delayed Dormant Copper With Oil in 2019 “CAUTION: if frosts are predicted to occur or have occurred after green tissue emerges from buds, be very cautious … Continue reading →
Overview: The Black Stem Borer (BSB), Xylosandrus germanus a species of ambrosia beetle, continues to challenge newly planted and young apple trees. When planted on heavy soils in wet years and or planted in shale well drained soils during years … Continue reading →
Overview: Dry weather over the past few weeks have provided good conditions for copper and oil applications for disease, mite and scale management. Now that green tissue is showing, our options for controlling both arthropods and disease become more challenging. … Continue reading →
Overview: The lingering snow in early March provided a welcome delay in bud maturity. Yet, with temperatures now moving into the mid and upper 60’s this week, the soils are drying out and the pear psylla adult will be increasingly … Continue reading →
Summary: Typically, the early ‘worm’ complex found in commercial apple during the delayed dormant and pre-bloom period begins with the emergence of red banded leafroller (RBLR) and the green fruit worm (GFW), vying for first emergence status. In Highland, we … Continue reading →
Two (2) tree fruit pest management programs will provide updates to regional tree fruit growers on the efficacy and use strategies of novel and new NYS commercial IPM tools (morning session) or NYS OMRI approved materials (afternoon session) for the … Continue reading →
Two (2) tree fruit pest management programs will provide updates to regional tree fruit growers on the efficacy and use strategies of novel and new NYS commercial IPM tools (morning session) or NYS OMRI approved materials (afternoon session) for the … Continue reading →
Good Morning, We hope this message finds you and your family well with preparations well in hand on the start of another growing season. Present members should have received a letter via email, 30-days prior to the scheduled meeting and … Continue reading →
Good Morning, We hope this message finds you and your family well with preparations well in hand on the start of another growing season. Present members should have received a letter via email, 30-days prior to the scheduled meeting and … Continue reading →