Biological Control Agents

International Symposia on Biological
Control of Weeds

Volume IV - 1973

3An overview of biological control, with particular commentary on biological weed control
13A management procedure for the introduction of biological agents for control of weeds
35Exploration for organisms for biological control of weeds
39Considerations in introducing foreign biotic agents to control native weeds of rangelands
51Shortcomings in the classic tests of candidate insects for the biocontrol of weeds
57Some observations on the structure of phytophagous insect communities: the implications for biological control
74Some limitations of weed biocontrol in tropical crop ecosystems in Colombia
81Integrating biological control into aquatic plant management (Abstract)
85Biological control of weeds: from art to science
87Enhancement of effect of Neochetina eichhorniae for biological control of waterhyacinth
93Interaction between the mottled waterhyacinth weevil, Neochetina eichhorniae Warner, and the waterhyacinth mite, Orthogalumna terebrantis Wallwork
98Habitat of Carduus nutans L. in Italy and two phytophagous insects
101Biological control of Carduus nutans in northeastern U.S.A.
105Response of Carduus nutans L. to infestation by Rhinocyllus conicus Froel. (Coleoptera: Curculionidae) and mechanical damage
108Possibilities for the biological control of Russian thistles, Salsola spp. (Chenopodiaceae)
113Coleophora spp. as biological control agents against Russian thistle
117Evaluating the success of the programme for the biological control of Chondrilla juncea L.
122Studies of new organisms in Iran for the biological control of skeleton weed (Chondrilla juncea)
124Effectiveness: A comparison of prediction and results during the biological control of Chondrilla
128Natural enemies of strangler, Morrenia odorata, and two closely related species, M. brachystephana and Araujia hortorum in Uruguay
132Biological control of puncturevine, Tribulus terrestris (Zygophyllaceae): Post introduction collection records of Microlarinus spp. (Coleoptera: Curculionidae)
137Major phytophagous insects of selected weeds in Virginia
141The initiation of biological control of Emex spp. in Australia
145Purple nutsedge (Cyperus rotundus L.): A case for augmentation
152The evaluation of biocontrol agents with particular reference to two hispine beetles established on Lantana camara in Australia
155Cinnabar moth as a biological control agent of tansy ragwort: Comparison of population dynamics in England and Oregon
159Interactions between the cinnabar moth and tansy ragwort
163Reproductive biology of tansy ragwort, climate and biological control by the Cinnabar moth in Canada
174Interaction between the cinnabar moth, Tyria jacobaeae L. (Lep.:Arctiidae) and ragwort, Senecio jacobaea L. (Compositae) in Canada
181Biological control introductions as Grandiose field experiments: adaptations of the Cinnabar moth to new surroundings
189The role of biological agents in integrated control of tansy ragwort
193Longitarsus jacobaeae aids moth in the biological control of tansy ragwort
197An impact evaluation of the biological control of alligatorweed in the southeastern United States of America (ABSTRACT ONLY)
197Ecology and behavior of Acentropus niveus, an aquatic moth on watermilfoil in New York state (ABSTRACT)
197Natural enemies and the prospects of biological control of Tamarix spp. (ABSTRACT)
197The consequences of feeding by phytophagous insects on the phenology of waterhyacinths (ABSTRACT)
198California as a source of natural enemies for the biological control of ragweeds (ABSTRACT ONLY)
198Poison ivy arthropods and their biological control (ABSTRACT)
201Status of the use of plant pathogens in the biological control of weeds
207The potential of Cercospora rodmanii as a biological control for waterhyacinths
210Uredo eichhorniae, a potential biocontrol agent for waterhyacinth
214Development of an endemic fungal pathogen as a mycoherbicide for biocontrol of northern jointvetch in rice
217Cephalosporium wilt of Cassia surattensis in Hawaii
221The biological control of Russian knapweed with a nematode
224Biological control of milkweed vine in Florida citrus groves with a pathotype of phytophthora citrophthora
241Obligate pathogens of the milkweed vine, Morrenia odorata, as biological control agents (ABSTRACT)
241Puccinia oxalidis, an help in the control of oxalis (ABSTRACT)
245Status of biotic agents, other than insects or pathogens, as biocontrols
251The grass-carp, its effects and side-effects
257Utilization of Duckweed by the white amur
261Biocontrol of aquatic plant growth in earthen ponds by the white amur
269Some aspects of the environmental impact of the white amur (Ctenopharyngodon idella (Val.)) in Florida, and its use for aquatic weed control
290Naturally occurring antagonistic relationships among aquatic plants that may be useful in their management
294The potential use of Eriophyoid mites for control of weeds
footer line
USDA Forest Service Bugwood University of Georgia