It only becomes visible after head emergence. The teliospores that are formed on systemically infected seeds then infect neighbouring new seeds. They
, soft scales (family Coccidae) and armoured scales (family Diaspididae) form three important families within the superfamily Coccoidea. This…
to black and has two transverse crests and one median ridge that together form the letter H. On citrus, early stages might be yellow but they become…
t aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. In greenhouses, reproduction…
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complete compounds The degree of plant resilience is linked to its ability to form structurally complete compounds, such as carbohydrates, lipids, and…
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Blueberry aphid Aphids have a complex life cycle, with both winged and wingless forms of adults and a great variety in colour. In greenhouses,…
second and third leaf and subsequently on other leaves. Yellow stripes are formed at the base of the leaf and the leaf sheath. They gradually extend…
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