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Tillers Per Square Foot in Selected Counties of Each State | |||||||||||||||||||||
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A more moderate temperature range and greater annual precipitation in the Chesapeake region compared to the climate of the southern Coastal Plains account for the observed yield differences in the winter wheat crop nearly every year. | |||||||||||||||||||||
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4th Annual Coastal Plains
Wheat Tour Participants |
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Karen Bryan, N.C. Ag Statistics Svc |
Don Ledford, N.C. Ag Statistics Svc |
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Dennis Tucker, ADM Milling |
Jim Quinton, Crop Information Associates |
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Stephen Mannheimer, Virginia Ag Statistics
Svc |
Brian Borysewicz, Perten Instruments. |
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Phil Farmer, Syngenta |
Gary Powell, Syngenta |
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Bunny Brooks, Virginia Ag Statistics Svc |
Ben Handcock, Wheat Quality Council |
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Wheat Quality Council |
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May 7-8, 2002 Summary by James Quinton |
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Soft red winter wheat yield prospects in counties with the highest concentrations of wheat acres across the Southeast are not recovering very well from the poor yields of a year ago. Persistent drought is the main culprit. Stands thinned out as tour participants traveled southward from the Greenville, North Carolina starting point. Not only that, head sizes were seen to be limited as well with only two berries per spikelet the norm and a reduced number of spikelets per head. We suspect kernel size may be limited as well. To the north and east of Greenville, scouts
found some very good wheat yield prospects. Lack of moisture was not an
issue. In several fields that were scouted some degree of wheat disease
pressure was found. Powdery mildew has been particularly heavy in this
area and fungicides have been needed. There was a marked difference in
yield prospects for treated and untreated wheat. Also visible were light
to moderate levels of leaf rust, septoria leaf and glume blotch, and just
a hint of fusarium head scab. Tour participants found three and even four
berries per spikelet, long heads with high numbers of spikelets per head
in some instances, and generally higher tiller counts along those routes.
Conditions were actually muddy in NE North Carolina and SE Virginia during
this year’s Tour. However, it was obvious that wheat acreage was
reduced. The 4th Annual Wheat Tour found conditions that will re-affirm these differences. Though tiller counts found this year do not entirely reflect this, it appears the yield spread may be wider than average because of the differences observed in head size. Drought conditions are severe in South Carolina and adjacent counties of North Carolina. Wheat acres in these counties also have been reduced. Low prices caused a switch to other crops. It should be remembered that the Tour scouts only selected counties in the region. These preliminary yield indications may not necessarily describe the entire wheat crop within each state. Statistically, the tiller counts ought to only be compared with previous Tour results -- not with official yield estimates for entire states! The Tours are timed to supplement public information about crop conditions during a period of rapid change rather than compete with official estimates released near the first of each month. |
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