Crop Management
Pathologist hits back against fire blight
Fire blight and apple scab are the two biggest disease problems for Michigan’s commercial apple orchards. Scab hits annually, with damage to fruit the main concern. Fire blight is more sporadic – but when it... more »
Hearings scheduled for Required Ag Practices rules in Vermont
The Vermont Department of Agriculture has scheduled public hearings for a final draft of proposed Required Agricultural Practices rules. Public hearings on the proposed rules begin June 21 in St. Albans. Hearings are scheduled in Brandon,... more »
Study shows it’s possible to strengthen tree support system
Apple growers today want to produce large apples on small trees, with the trees packed as tightly as possible. Such a system can improve efficiency and yields, but has inherent structural problems. Heavy fruit loads,... more »
Yellow spots on Michigan grape leaves not downy mildew
In late May, small, yellow spots on grape leaves were noticed by growers and vineyard scouts in multiple vineyards in southwest Michigan. Usually a single spot per leaf was seen on a range of grape... more »
New Jersey growers expect steady peach supply
New Jersey peach growers expect a steady supply of peaches this summer, following a normal ripening pattern with the first peaches ready for harvest in late June. “It has been a rocky road this winter... more »
FreshNSure tests for 1-MCP treatment
New technology from NSure can test for 1-MCP treatment in apples, according to the company. The test can be used shortly after treatment or after months in storage. The FreshNSure test is based on measurement... more »
Using Apogee to control vegetative growth in apple trees
Apogee is a plant growth regulator composed of prohexadione-calcium that can be used in apples with significant advantages to the grower. Prohexidione-calcium reduces terminal growth by inhibiting important enzymes that help form growth-specific gibberellins. In... more »
How to control black knot in Michigan
Black knot (Apiosporina morbosa), is a striking disease and a major disease of plum trees in Michigan. Black knot appears on the woody parts of the tree including twigs, limbs and sometimes the trunks. Black... more »
Carbon balance model used for apple chemical thinning
Chemical thinning is a complex process that annually challenges the professional apple grower. In recent years, many growers have started using the MaluSim Carbon Balance Model to assist them in managing the crop load of... more »
Clemson smartphone apps tackle fruit diseases, pests
Fruit growers can now fight insects and disease from the palm of their hands with technology developed at Clemson University. Clemson University's MyIPM apps are available on on the Apple Store... more »
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