Symptoms and distribution of ash yellows in Massachusetts and effects of oxytetracycline microinjection on mycoplasma-like organisms within white ash /
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| Format: | Others |
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ScholarWorks@UMass Amherst
1986
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| Online Access: | https://scholarworks.umass.edu/theses/3393 https://scholarworks.umass.edu/cgi/viewcontent.cgi?article=4611&context=theses |