Researchers from Universitas Negeri Malang and the Indonesian Sweetener and Fibre Crops Research Institute wanted to see if they could target the brown planthopper
without using pesticides known to harm the environment.
It is considered to be one of the most effective predators for delphacid Prokelisia dolus  and can kill up to 24 planthopper
eggs per day .
The novel interactions and unprecedented swerves of miracle rice, nitrogen fertiliser, planthopper
, and virus may be considered as a series of encounters between many different cycles, or patterns of growth, selection, and adaption that have repeated over centuries.
Aren't pesticides supposed to get rid of the brown planthoppers
? Here's the irony: The overuse of pesticides actually induces the population increase of planthoppers
by killing their natural predators.
Hu, "Effects of nitrogen on the tolerance of brown planthopper
, Nilaparvata Lugens, to adverse environmental factors," Insect Science, vol.
Zhao, "Insecticidal effect of recombinant endophytic bacterium containing Pinellia ternata agglutinin against white backed planthopper
, Sogatella furcifera," Crop Protection, vol.
Toxic effects of virtako on the brown planthopper
, Nilaparvata lugens (Hemiptera: Delphacidae)
Externally, the new genus looks like the Australian genus Alleloplasis Waterhouse, 1839, one of the most peculiar and bizarre planthopper
genera, characterized by extremely narrow and long fore wings (stenopterism) and by the presence of sensory pits on abdominal sternites in the imago (Fig.
In other hand, Borreria repens and Arachis pentoii are best candidate for refugee plants in te plantation at Wonosari, due to the plants most visited by all three generalist predators of planthopper
tea leaves together.
A South American planthopper
is targeting water hyacinth, which lowers oxygen levels, causing fish to go belly up.