Now showing items 1-2 of 2
Use of Urophora cardui for suppression of Californian thistle flowering in pea crops
(Lincoln University, 1999)
Californian thistle (Cirsium arvense L. Scop.) is a pest to the organic pea industry because flower buds may be accidentally harvested and are difficult to remove during processing. The Californian thistle gall fly (Urophora ...
Distribution of Puccinia punctiformis in above-ground tissue of Cirsium arvense (Californian thistle)
(New Zealand Plant Protection Society (Inc.), 2019-07-28)
Cirsium arvense (Californian thistle) is a problematic weed in agricultural systems throughout New Zealand and the rust fungus Puccinia punctiformis is a potential biological control agent for this weed. Puccinia punctiformis ...