3
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|
Plants -- Disease and pest resistance -- Congresses. / https://id.loc.gov/authorities/subjects/sh85102849 https://id.loc.gov/authorities/subjects/sh99001533
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1977
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1
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5
|
|
Plants -- Disease and pest resistance -- Genetic aspects -- Congresses. / https://id.loc.gov/authorities/subjects/sh85102850 https://id.loc.gov/authorities/subjects/sh99001533 : Conference on the Genetic Basis of Epidemics in Agriculture
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1977
|
1
|