this subfamily contains a number of species which cause damage to crops, the most representative genus is the Phyllophaga . Given the external…
control. The cottony cushion scale has subsequently spread widely through most of the tropical and subtropical countries of the world. It is also…
monitor them during the cooler parts of the day, as this is when they are most active. Another recommendation is to inspect the ground as well as the…
General The western flower thrips (Frankliniella occidentalis) is currently the most damaging thrips species in many greenhouse crops. The western…
adult fly. Adult leaf miners are small yellow and black coloured flies , at most only several millimetres long. When the adult females feed or lay…
and 26 °C with an optimum between 13 and 15 °C. Germination and infection mostly take place at high soil water content over a prolonged period of…
seedling emergence is critical for infection. Soil temperatures below 12 °C are most conducive for this disease and infection does not occur at soil…
the epidemic has not yet been established. Pestalotiopsis clavispora is mostly found in plants that have been weakened by some form of stress, from un
roundworms, threadworms, and eelworms. Types of nematodes In agriculture the most important types of nematodes are parasitic nematodes. More…
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