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[R] - Dicotyledon plant family, annual or perennial, with creeping, twiwting stems.
- Many Cucurbitaceae are cultivated for their fruit, consumed raw or cooked, and used for human or animal nutrition: included are: gourds (marrows and courgettes, pumpkins and squashes), watermelons, cucumbers, melons.
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- Diseases: those of Cucurbitaceae may be classified in the following manner:.
- non-specific pathogens that frequently cause powdery mildew, botrytis, and cucumber mosaic (CMV);.
- non-specific pathogens that act in a spectacular manner: the effect of downy mildew ( on cuccumber, gherkin and melon);.
- specific pathogens, such as the dieback of cuccumber and melon.
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- Principal European pests: various pests attack Cucurbitaceae. Root-knot nematodes (Meloidogyne spp.) induce the formation of many small swellings on the roots.
The two-spotted spider mite (Tetranychus urticae), and the melon and cotton aphid , (Aphis gossypii) attack the leaves.
The western flower thrips (Frankliniella occidentalis), the onion thrips (Thrips tabaci) and the glasshouse whitefly , (Trialeurodes vaporarium) are the species that cause the most damage to protected crops.

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HYPPZ on line: Species (scientific names), Pests (common names), Glossary, Crops.

HYP3 : HYPP Phytopathology.

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