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We report on a long-term evaluation of biological control of an invasive cactus, Opuntia stricta, in the Kruger National Park, South Africa. By formin...
Read moreEcological theory on predator-prey interactions and an understanding of how environmental factors affect predator dispersal and host finding is founda...
Read moreA field experiment conducted in Oregon tested the independent and combined effects of Tyria jacobaeae and Longitarsus jacobaeae on ragwort (Senecio ja...
Read moreThe effects of defoliation of the malvaceous tropical weed Sida acuta by an introduced biological control agent, the chrysomelid Calligrapha pantherin...
Read moreTwo interrelated experiments at Basel on the effect of root herbivory by the moth Agapeta zoegana on C. maculosa, under various competitive environmen...
Read moreEstimated levels of larval parasitism of Mythimna separata, a pest of pasture and cereal crops in New Zealand, before and after the introduction of th...
Read moreFollowing the intentional introduction of the exotic biological control organisms Puccinia chondrillina (skeletonweed rust), Cystiphora schmidti (skel...
Read moreThe effects of an attendant ant (Lasius niger) on the host-parasitoid system of the red wax scale insect (Ceroplastes rubens) and its parasitoid wasp ...
Read moreThe distribution of Urophora affinis (Frnf.) and U. quadrifasciata (Wied.) among the flower heads of diffuse (Centaurea diffusa) and spotted (C. macul...
Read moreAnaitis efformata [Aplocera efformata], a potential biological control agent for St. John's wort (Hypericum perforatum) in south-eastern Australia, wa...
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