Cucurbit Downy Mildew

May 6, 2016

Cucurbit downy mildew reported in North Carolina | North Carolina Cooperative Extension

Source: Cucurbit downy mildew reported in North Carolina | North Carolina Cooperative Extension Downy mildew of cucurbits, a critical disease on cucumbers, has been reported in North Carolina. It was observed on cucumber in Sampson county. The field had 5% disease incidence, with the infected plant/leaf having 5% disease severity. Cucurbit downy mildew is a…

May 6, 2016

Do you know how to diagnose cucurbit downy mildew in different cucurbit crops? | North Carolina Cooperative Extension

Source: Do you know how to diagnose cucurbit downy mildew in different cucurbit crops? | North Carolina Cooperative Extension

Nov 2, 2015

New downy mildew hybrids soon available – Vegetable Growers News

Pickling cucumber growers will soon have a new defense against the devastating downy mildew disease. During the Pickle Packers International annual meeting, Seminis announced the launch of DM Defense, a line of Downy mildew resistant pickling cucumber seed for the 2016 growing season. “There’s a lot of grower excitement around DM Defense hybrids, especially because the control…

Aug 12, 2015

Pest Information Platform for Extension and Education | ipmPIPE

The ipmPIPE is a mapping and forecasting system that was developed by NIFA and its land-grant partners, along with APHIS and RMA. The system provides a network of crop pest monitors (primarily Extension specialists) working together to find, report, and track key pests, pushing information to growers for responsible and timely treatments for each pest.

Jul 7, 2015

Downy mildew on cucumbers detected in key areas of Michigan

Time is of the essence with downy mildew and immediate action is urged to protect those crops most susceptible to the disease. In Michigan, cucumbers and melons, including watermelons and cantaloupe, have proven to be much more susceptible to downy mildew than other cucurbits such as pumpkins, squash and zucchini.

Jun 23, 2015

Cucumber downy mildew makes an early appearance in Michigan | MSU Extension

Cucumber and melon growers are urged to take action against cucumber downy mildew. Source: Cucumber downy mildew makes an early appearance in Michigan | MSU Extension

Jul 2, 2014

Downy mildew watch: Fungicides recommended for cucumber disease control | MSU Extension

Wet weather favors downy mildew on cucumbers. Preventive fungicide sprays are recommended. Source: Downy mildew watch: Fungicides recommended for cucumber disease control | MSU Extension

Jun 23, 2014

Cucurbit downy mildew found in Franklin County, North Carolina | North Carolina Cooperative Extension

Source: Cucurbit downy mildew found in Franklin County, North Carolina | North Carolina Cooperative Extension Cucurbit downy mildew was confirmed on a cucumber sample from a commercial field in Franklin County submitted to the Plant Disease and Insect Clinic on June 23 of 2014.

Jun 9, 2014

Cucurbit downy mildew outbreak in Southeastern North Carolina | NCCE

Source: Cucurbit downy mildew outbreak in Southeastern North Carolina | North Carolina Cooperative Extension Cucurbit downy mildew was reported today (June 9, 2014) in a commercial cucumber field in Duplin County, North Carolina and confirmed by Dr. Lina Quesada’s Vegetable Pathology Lab at NC State University. Symptoms were typical of downy mildew, including angular chlorotic…

Dec 16, 2013

Cucurbit Downy Mildew | NC State University

Cucurbit downy mildew is caused by the fungus-like oomycete pathogen Pseudoperonospora cubensis (P. cubensis). There are two types of P. cubensis isolates that can infect cucurbit crops and weeds referred to as clade 1 or clade 2 isolates. Isolates belonging to clade 1 tend to more frequently infect watermelon, pumpkin, and squash while isolates belonging…