Serologie, bakteriofaag- en gasheerspesifisiteit van Xanthomonas pruni-isolate vanaf verskillende steenvrugsoorte by Du Plessis, Hendrik Jacobus,1949-

Subjects: “…Stone fruit -- Diseases and pests -- South Africa…”
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Investigations into the production of a harpin elicitor by Pseudomonas syringae pv. syringae isolated from a nectarine tree by Appel, Maryke

Subjects: “…Stone fruit -- Diseases and pests -- South Africa…”
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Monilinia laxa brown rot of stone fruit in the Cape Province of South Africa and the importance of latent infections by Schlagbauer, Helen E

Subjects: “…Stone fruit -- Diseases and pests -- South Africa -- Cape of Good Hope…”
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