April 1st 2011 Issue

When do grapevines need irrigation?

By |April 1st, 2011|

Markus Keller says that regulated deficit irrigation can be beneficial for most red wine grape varieties, but timing of [...]

Biennial bearing

By |April 1st, 2011|

Developing seeds inside apples send strong signals to apple shoots telling them not to set flower buds for the [...]

Thinning for larger fruit

By |April 1st, 2011|

One way to get consistent crops of large, high quality apples is to hand thin to size. So if [...]

Last Bite

By |April 1st, 2011|

In 1966, Michigan placed this historical marker at the South Haven Experiment Station com­mem­orating Stanley Johnston’s work and the [...]

ARM studied in cherries

By |April 1st, 2011|

In the cherry orchards of northwest Michigan around Traverse City, growers use a mixture of methods to control their [...]

Clean plant center has new manager

By |April 1st, 2011|

James Susaimuthu inspects plant material in the Fruit Tree Clean Plant Center’s greenhouse.

One of the goals of Dr. James [...]

Growth regulator for nurseries

By |April 1st, 2011|

A growth regulator called Tiberon (cyclanalide) is available to stimulate branching of fruit trees, but it is only registered [...]

Irrigating apples in the Northeast

By |April 1st, 2011|

Sap flow gauges were used to measure the flow of water through the trunk of a tree.

Researchers working in [...]

Does ARM still work in modern orchards?

By |April 1st, 2011|

Penn State entomologist Dr. Larry Hull has spent much of his 35-plus-year career perfecting and advocating a technique called [...]

How to manage scab and mildew

By |April 1st, 2011|

Powdery mildew appears as superficial, white powdery growth on leaves and shoots that results in the stunting and distortion [...]