Rutgers Cooperative Extension
The season has started very slow due to the cold weather. Insect activity is just starting to increase. Thus, growers need to intensify their scouting efforts. The following insect pests bear special mention for early-season scouting: Blackheaded fireworm – Blackheaded fireworm eggs overwinter on the bed and usually hatch by around mid-May. It is important […]
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Moderate spring temperatures and regular rainfall over the last week or two have brought a bunch of brown ring patch (aka: Waitea Patch), which is caused by the fungus Waitea circinata, into Rutgers Plant Diagnostic Laboratory.
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Buds of many confiers, including Douglas-fir, are in the process of breaking around the state. Every spring around this time, the Plant Diagnostic Laboratory starts to get samples with suspect needlecast, and as usual, we have indeed seen our share of needlecast so far this spring.
Continue reading...Potato Disease Forecasting Report 5-20-14 – Click to Download We will be tracking DSVs for Late blight development and calculating P-days for initiating the first early blight fungicide application. The first late blight fungicide application is recommended once 18 DSVs accumulate from green row. Green row typically occurs around the first week in May in southern […]
Continue reading...5-20-14 Tomato Report – Click to Download Disease severity values (DSVs) for early blight, septoria leaf spot, and tomato anthracnose development are determined daily based on leaf wetness (due to rainfall, dew) and air temperature. On a daily basis DSV values can range from 0 to 4 where 0 = no chance for disease development […]
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