RNA viruses of Sphaeropsis sapinea and Diaporthe ambigua and their possible use as biological control agents

Subjects: “…Trees diseases and pests control…”
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Testing the effects of an oral contraceptive on two plantation rodent pests, the striped mouse (Rhabdomys pumilio) and vlei rat (Otomys irroratus) : a laboratory study by Van Wyk, Ernita

Subjects: “…Trees -- Diseases and pests -- Control -- South Africa…”
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Investigations into the ecology and management of the polyphagous shot hole borer beetle (PSHB, Euwallacea fornicatus) in South Africa by Roberts, Elise

Subjects: “…Trees -- Diseases and pests -- Control -- South Africa -- Western Cape…”
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