Rutgers Cooperative Extension
Cryptomeria samples have been coming into the Plant Diagnostic Laboratory with increasing frequency this spring. Their issues with winter damage, particularly this year, have been chronicled on this blog. We’ve also had a couple of samples diagnosed with Maskell scale in the lab this spring, too. Pretty routine set of samples, just a few more […]
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Peach Brown Marmorated Stink Bug (BMSB): Adults are occasionally seen during orchard scouting. Knock down materials will be required for the remainder of the season in orchards with BMSB populations. Oriental Fruit Moth (OFM): Second generation flights are very low in most areas. By all indications this generation should produce much lower pressure than the 1st […]
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Sweet Corn Warmer evening temperatures have resulted in a slight resurgence of European corn borer (ECB) adults in the blacklight network. A residual first generation population remains in northern NJ, while the activity in the southwestern part of the state may represent the beginning of a second flight. The nature of the southern NJ activity […]
Continue reading...Click to View | Download Report 6-16-15 Potato Disease Forecasting Report 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 […]
Continue reading...Potato Black Leg – Black leg is caused by Erwinia spp. which also cause ‘soft rots’. The bacteria which lead to the aerial phase of Blackleg are soil-borne (originate from old crop debris) and spread by rainfall, overhead irrigation and wind. The aerial phase of Blackleg does not originate from decaying seed pieces. The bacterium […]
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