Biological role of marigold (Tagetes erecta L.) in habitat manipulation and sustenance of natural enemy populations in upland rice

The re-designing of agricultural systems in integrated pest management (IPM) has been aimed at reducing the use of synthetic pesticides to manage pests.In conservation biological control, the cropping habitat is manipulated to provide vital resources that are required by natural enemies to suppress pest populations.Habitat manipulation is an exampl

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Barite replacement boxwork in the Frasassi caves (Italy)

The Frasassi caves, located in the Sentino River Gorge in Ancona Province (Marche, Italy), contains boxwork in a small zone in the inner part of the cave system where it is closely associated with subaqueous corrosion produced by sulfuric acid speleogenesis.The boxwork consists of barite that replaces calcite spar-filled veins and limestone porosit

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