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activity levels

Catalogue: Broadacre Field Crops DAFF QLD
" Print the page Illustration showing the life cycle of Microplitis demolitor... To determine whether Microplitis is active and present in significant numbers: look for adult wasps #ying above the crop or use a sweep net to check in the crop collect caterpillars shorter that 15 mm and perform the split test on a number to estimate percentage parasitism look for visible signs of parasitoid activity, that is, the distinctive fawn cocoons (often next to a dead or dying caterpillar) and/or small pale caterpillars that might be infected with ascovirus (see Ascovirus symptoms ) crop scouting data can also be an important trigger to check for Microplitis ... Microplitis activity should be suspected in situations when previous counts have shown the presence of eggs and very small caterpillars, but these do not seem to be developing through to third instar caterpillars and larger (that is, longer than 15 mm)...
Related categories:
Catalogue: Broadacre Field Crops DAFF QLD
" Print the page Illustration showing the life cycle of Microplitis demolitor... To determine whether Microplitis is active and present in significant numbers: look for adult wasps #ying above the crop or use a sweep net to check in the crop collect caterpillars shorter that 15 mm and perform the split test on a number to estimate percentage parasitism look for visible signs of parasitoid activity, that is, the distinctive fawn cocoons (often next to a dead or dying caterpillar) and/or small pale caterpillars that might be infected with ascovirus (see Ascovirus symptoms ) crop scouting data can also be an important trigger to check for Microplitis ... Microplitis activity should be suspected in situations when previous counts have shown the presence of eggs and very small caterpillars, but these do not seem to be developing through to third instar caterpillars and larger (that is, longer than 15 mm)...
Related categories:
Catalogue: Broadacre Field Crops DAFF QLD
" Print the page Illustration showing the life cycle of Microplitis demolitor... To determine whether Microplitis is active and present in significant numbers: look for adult wasps #ying above the crop or use a sweep net to check in the crop collect caterpillars shorter that 15 mm and perform the split test on a number to estimate percentage parasitism look for visible signs of parasitoid activity, that is, the distinctive fawn cocoons (often next to a dead or dying caterpillar) and/or small pale caterpillars that might be infected with ascovirus (see Ascovirus symptoms ) crop scouting data can also be an important trigger to check for Microplitis ... Microplitis activity should be suspected in situations when previous counts have shown the presence of eggs and very small caterpillars, but these do not seem to be developing through to third instar caterpillars and larger (that is, longer than 15 mm)...
Related categories: