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Species vary according to whether they benefit from or are harmed by disturbance and intensive human activity. This variation can be quantified by ind...
Read moreThere is growing awareness that biological control carries risks as well as benefits, but there are few data on below-ground effects of inundative ins...
Read moreOver 80% of pre-settlement Iowa was a prairie landscape, but conversion and neglect has reduced that to less than 0.1% of the original 30 million acre...
Read moreGlobally, temperate grasslands have been heavily modified by agricultural intensification. The ecological integrity of many remaining semi-natural gra...
Read moreThe research gap between rangeland/livestock science and conservation biology/vegetation ecology has led to a lack of evidence needed for grazing-rela...
Read morecf. F.A. 32 Nos. 4094, 6036.] Seeds were sown on (a) undisturbed forest sites, (b) sites cleaned by pulling out the weeds, and (c) hoed forest sites, ...
Read moreReinvasion pressure is the rate of new exotic recruitment following mature exotic removal and it can vary broadly among similarly invaded habitats. Re...
Read moreThe impact of the oligophagous capitulum weevil Larinus latus on seed production by its host Onopordum species was studied in its native range in orde...
Read moreTo ensure the successful detection, control and eradication of invasive plant species, we need information that can identify areas prone to invasions ...
Read moreThe following is based largely on the author's sumrnary. Scotch broom (Sara-thamnus scoparius) was introduced from Europe to the Pacific toast of Nort...
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