littoralis) is a highly polyphagous species feeding on plants of 40 families, containing 87 species of economic importance. It originates in Egypt,…
xylostella) is suggested to have its origin in Europe, South Africa or East Asia, but is now present wherever its cruciferous hosts exist and it is…
on wild vegetation during the summer. It is highly polyphagous, feeding on plants of more than 20 families. It is a serious pest in greenhouses, where…
defoliation. The overall effect is a reduction of photosynthesis and therefore the yield. Flowers and fruit often drop off. Plant sap is rich in…
Onion thrips General The onion thrips (Thrips tabaci) is distributed throughout the world. It is found outdoors on many plants and particularly…
the plant is reduced by loss of chlorophyll. When infestations become serious the leaves themselves can shrivel. Echinothrips americanus is often…
Phytonemus pallidus Cyclamen mite General The cyclamen mite ( Phytonemus pallidus ) is a harmful strawberry pest as well as a common pest found in…
plant that can be eaten is at times erroneously called a stem or stalk. This part is actually a bundle of leaf sheaths. This bundle is blanched by…
oleracea ) is an edible flowering plant of the Amarantha family that originates in Asia. It is consumed as vegetable and is rich in iron. It is grown…
Zea mays ), is a large grain plant that is divided in different types including: pod corn, sweet corn, flour corn and baby corn. Maize is adaptable to…
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