and can cause serious plant losses through damping off just after germination and seedling emergence. These diseases can also seriously affect the…
Woolly apple aphid General The woolly aphid, Eriosoma lanigerum , is a serious worldwide apple pest. It is probably of North American origin and has…
species live in the soil and feed on the roots of many plants. They are a serious pest that can cause substantial damage. The adults are not harmful.…
( Cladosporium spp .) is encouraged, making it unsuitable for sale. In serious cases the fruit will rot. Sooty moulds also develop on the leaves,…
is a widely distributed pest of pear in central Europe and can inflict serious damage in pear orchards. Life cycle and appearance of Pear psylla…
Macrosiphum rosae Rose aphid General The rose aphid, Macrosiphum rosae , is a serious and often abundant pest of roses. It is virtually cosmopolitan…
to December. Damage symptoms Chaetosiphon fragaefolii is one of the most serious pests affecting strawberry plants. Direct damage is caused by the…
an enormous variety of form, size and habit. A number of species are a serious pest in crops or stored products. There are many useful beetles as well
in temperate climates, broad mites (Polyphagotarsonemus latus) are not a serious problem, as they are unable to overwinter. Mites belonging to the…
highly polyphagous, and has been recorded from more than 100 plant species. Seriously damaged crops include tea, citrus, avocado, as well as cyclamen…
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