Wisconsin Dutch Elm Disease Control Demonstration Program
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Published: 1979
Total Pages: 116
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Author:
Publisher:
Published: 1979
Total Pages: 116
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Published: 1982
Total Pages: 12
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DOWNLOAD EBOOKAuthor: William N. Cannon
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Published: 1986
Total Pages: 12
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DOWNLOAD EBOOKS2Dutch elm disease control practice in 15 communities showed a wide range of time and material required to apply control methods. The median time used for each method was: sanitation survey, 9.8 hours per square mile; symptom survey, 96 hours per thousand elms; systematic fungicide injection, 1.4 hours per elm; and root-graft barrier installation, 2.2 hours per barrier (5.6 minlft). The median amount of Arbotect 20-S used for disease therapy was 13 ounces per elm. The median amount of Vapam used for soil fumigation for root-graft control was 3 ounces per foot.S3.
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Published: 1978
Total Pages: 202
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Published: 1983
Total Pages: 284
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Published: 1980
Total Pages: 186
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Published: 1982
Total Pages: 100
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Published: 1979
Total Pages: 56
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