Tree Fruit Edition

Seasonal updates on insects, diseases, weeds, maturity dates and cultural practices impacting only tree fruit.
 
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Peach Leaf Curl Epidemiology: Abiotic Factors

Earlier this month we discussed peach leaf curl biology and control. In this issue we’ll explore how the abiotic environment influences infection by the leaf curl fungal pathogen, Taphrina deformans. [Read more…]

Pear Psylla Oviposition Starts

An examination of a pear orchard in Gloucester  County yesterday revealed that psylla have started laying eggs. Early season control should start as soon as the weather allows for oil applications. Alternatively, Surround can be applied regardless of temperature.

Start Fire Blight Control Now

Mark Longstroth at MSU reminds us that now is the time to start fire blight control measures by pruning out overwintered cankers. Now is also a good time to review the current research and control recommendations for season long management programs.

Remember to check the NEWA site during bloom for infection event predictions.

 

Early Season Pest Control in Tree Fruit

  • Dormant season oil sprays
  • Dormant season copper sprays
  • Dormant season urea sprays

[Read more…]

Peach Leaf Curl: Biology and Control

Disease management programs for peach and nectarine begin every year with control of leaf curl. In this article, we discuss some of the basic biology of leaf curl, as well as the methods used for its control. In a near future article, we’ll explore how the abiotic environment influences leaf curl development, and how climate change may be altering our management strategies. [Read more…]

Guthion Use Extension in Apple

The EPA has extended the use of azinphosmethyl (AZM) for this year allowing fruit growers to use existing stock. [Read more…]