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Why are some species invasive? : determining the importance of species traits across three invasion stages and enemy release of southern African native plants in New Zealand
(Lincoln University, 2009)
There are many factors that have been proposed to contribute to plant invasiveness in nonnative ecosystems. Traits of invading species are one of them. It has been proposed that successful species at a certain invasion ...
Aspects of the biology of the sclerotia of Sclerotium cepivorum : a thesis submitted for the requirements of the degree of Doctor of Philosophy, Lincoln University, Canterbury, New Zealand
(Lincoln University, 2001)
The fungus, Sclerotium cepivorum Berk. is the causal agent of onion white rot disease and reproduces solely by means of sclerotia that persist in the soil between susceptible crops. Sclerotia are, therefore, a vulnerable ...