Andy Wyenandt

• Cucurbit downy mildew. All cucurbit growers should scout their fields on a regular basis and inlcude a downy mildew specific fungicide to their weekly maintenance sprays.
• The 2018 FRAC Table for Cucurbit Downy and Powdery Mildew Control in the mid-Atlantic Region can be found and downloaded for FREE here and is essential for developing control strategies for both diseases.
• Bacterial stalk rot in sweet corn has been reported.
• Downy mildew has been reported in bok choy. Cole crops, as well as leafy greens, need to be scouted on a regular basis and preventative sprays applied as long as wet weather continues.
• Pepper anthracnose has been reported. If found in field, weekly fungicide maintenance sprays are needed. Abandoned fields should be mowed down immediately.
• Alternaria leaf spot has been reported on broccoli.
• Anthracnose has been reported in turnip.
• Late blight has been reported on tomato in Western PA. There have been no reports of late blight in the immediate region.
• Bacterial leaf spot and Phytophthora blight and fruit rot remain active in pepper and cucurbit crops.
• Cercospora leaf spot has been reported on swiss chard and beets.
• A nice article by Dr. Beth Gugino, Penn State, on gray mold and late blight in high tunnel tomatoes can be found here.
• Remember, copper applications on hot days with high relative humidity can cause phytotoxicity on a number of crops.
• Basil downy mildew is being reported. Recent weather has been ideal for its development. For more information on Rutgers newly-released DMR sweet basils Obsession, Devotion, and Thunderstruck please click here. Follow the Rutgers Basil Downy Mildew Breeding Program on Instagram at #RutgersBasil

• Cucurbit downy mildew has been confirmed on cucumber, butternut squash, and pumpkin in NJ this growing season. Recent weather has been ideal for its development. All cucurbit growers should scout their fields on a regular basis and consider adding a downy mildew specific fungicide to their weekly maintenance sprays.
• CDM has been reported in giant pumpkin and cantaloupe in MD this past week, and in acorn, summer squash, watermelon and butternut squash as far north as North Carolina to date.
• Cucurbit powdery mildew is being reported.
• The 2018 FRAC Table for Cucurbit Downy and Powdery Mildew Control in the mid-Atlantic Region can be found and downloaded for FREE here and is essential for developing control strategies for both diseases.
• There have been no new reports of late blight in the region.
• Basil downy mildew is being reported. Recent weather has been ideal for its development. For more information on Rutgers newly-released DMR sweet basils Obsession, Devotion, and Thunderstruck please click here. Follow the Rutgers Basil Downy Mildew Breeding Program on Instagram at #RutgersBasil
• Bacterial leaf spot and Phytophthora blight have been reported in pepper and cucurbit crops.
• Remember, copper applications on hot days with high relative humidity can cause phytotoxicity on a number of crops.
• Cercospora leaf spot has been reported on swiss chard and beets.

Wednesday, August 22, 2018, 4:00 pm (meet at the shelter near the parking lot)

Rutgers Agricultural Research & Extension Center

121 Northville Rd., Bridgeton, NJ (Upper Deerfield)

Tomato tasting will be at the picnic shelter and the wagon tour will leave at 4:30 pm to visit the trials

Taste the new fresh market tomato breeding lines – Tom Orton, PhD, Specialist in Vegetables

Evaluation of Bell pepper varieties and breeding lines for Bacterial Leaf Spot and Phytophthora Blight Management – Wes Kline, PhD, County Agricultural Agent

Cover crop in watermelon, weed trials in cantaloupe, summer squash and cucumber – Thierry Besancon, PhD, Extension Weed Specialist for Specialty Crops

Basil downy mildew fungicide control trial – Andy Wyenandt, PhD, Specialist in Vegetable Pathology

Basil downy mildew variety trial featuring new Rutgers bred Varieties Devotion DMR, Obsession DMR, and Thunderstruck DMR – Andy Wyenandt, PhD, Specialist in Vegetable Pathology

Basil trial featuring an organic and conventional basil downy mildew control program with new Rutgers DMR lines vs downy mildew susceptible lines. – AJ Noto, Graduate Student, Department of Plant Biology

Basil downy mildew breeding and chilling tolerance trial update – Robert Mattera, Graduate Student, Department of Plant Biology

Sweet Corn demonstrating the differences/effectiveness of Non-Bt, Providence Bt, and Attribute II Bt varieties for resistance to Corn Earn Worm and Fall Army Worm – Joe Ingerson-Mahar, PhD, Vegetable IPM Coordinator

Evaluation of Yacon as a Potential New Specialty Crop for New Jersey Farmers – Rick VanVranken, Rutgers Cooperative Extension of Atlantic County and Peter Nitzsche, Rutgers Cooperative Extension of Morris County

Fresh market tomato breeding lines and tomato tasting – Tom Orton, PhD, Specialist in Vegetables

Pesticide Credits Available                                                                                          Units

10                        Demonstration & Research                                                                  2
1A                       Agricultural Plant                                                                                   10
PRIV                    Private Applicator Exam                                                                         10

• Cucurbit downy mildew has been confirmed on cucumber, butternut squash, and pumpkin in NJ this growing season. Recent weather has been ideal for its development. All cucurbit growers should scout their fields on a regular basis and consider adding a downy mildew specific fungicide to their weekly maintenance sprays. CDM has been reported in cantaloupe in MD this past week, and in acorn, summer squash, watermelon and butternut squash as far north as North Carolina to date.
• The 2018 FRAC Table for Cucurbit Downy and Powdery Mildew Control in the mid-Atlantic Region can be found and downloaded for FREE here.
• There have been no new reports of late blight in the region.
• Basil downy mildew is being reported. Recent weather has been ideal for its development. For more information on Rutgers newly-released DMR sweet basils Obsession, Devotion, and Thunderstruck please click here.
• Bacterial leaf spot and Phytophthora blight have been reported in pepper and cucurbit crops.
• Wind damage has been reported in eggplant, pepper, and cucurbit crops.