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Irrigation

Featured stories covering irrigation appear in this issue.

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Last Bite

April 1st, 2011|0 Comments

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In 1966, Michigan placed this historical marker at the South Haven Experiment Station com­mem­orating Stanley Johnston’s work and the peaches he released. Johnston is pictured

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Clean plant center has new manager

April 1st, 2011|0 Comments

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

One of the goals of Dr. James Susaimuthu, new program manager of the

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Irrigating apples in the Northeast

April 1st, 2011|0 Comments

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

Researchers working in the experimental apple orchards at Cornell

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How to manage scab and mildew

April 1st, 2011|0 Comments

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Powdery mildew appears as superficial, white powdery growth on leaves and shoots that results in the stunting and distortion of young growth. Right: ruit like

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Using soil moisture sensors

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Troy Peters, left, explains the functions of a neutron probe to Washington State University students Prossie Nakawuka, middle, and Romulus Okwany.

Good irrigation water management will

When grapes need a drink

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Although wine grapes don’t need much water during the season, they need to drink frequently and at key times, says Dr. Markus Keller, viticulturist for

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Grower perspectives on grape irrigation

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This grape shoot shows a vine actively growing as the tendrils are further out than the shoot tips and appear to be climbing.

Numerous tools are

Manager ready to tackle real problems

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Dr. James Susaimuthu, program manager of the Fruit Tree Clean Plant Center at Prosser, Washington, attended ­­college in India before coming to the United States

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When do grapevines need irrigation?

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Markus Keller says that regulated deficit irrigation can be beneficial for most red wine grape varieties, but timing of stress is important. During a field

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Biennial bearing

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Developing seeds inside apples send strong signals to apple shoots telling them not to set flower buds for the next year. Thinning reduces this signal.
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Thinning for larger fruit

April 1st, 2011|0 Comments

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One way to get consistent crops of large, high quality apples is to hand thin to size. So if you need to thin by hand,

ARM studied in cherries

April 1st, 2011|0 Comments

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In the cherry orchards of northwest Michigan around Traverse City, growers use a mixture of methods to control their archenemies: cherry fruit fly, plum curculio,

Growth regulator for nurseries

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A growth regulator called Tiberon (cyclanalide) is available to stimulate branching of fruit trees, but it is only registered for use in nurseries and not

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Does ARM still work in modern orchards?

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Penn State entomologist Dr. Larry Hull has spent much of his 35-plus-year career perfecting and advocating a technique called alternate row middle (ARM) spraying for

Inducing branching in tree fruits

April 1st, 2011|0 Comments

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With high-density trellised systems for apples, the goal is to maximize yield, and a good fruit-bearing surface is needed to do that, says Andy Arnold,

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Packer takes a big step forward

April 1st, 2011|0 Comments

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Robots scan the barcodes of packed boxes of apples and stack 49 on each pallet, ready for shipping. Photos by Geraldine Warner