Biological Control Agents

International Symposia on Biological
Control of Weeds


Volume IX - 1996



PageTitle
3What determines the increased competitive ability of invasive non-indigenous plants?
11Ecology of old world hawkweeds, Hieracium species (Asteraceae), in their homeland and considerations on their potential weediness
19Comparing the population dynamics of broom, Cytisus scoparius, as a native plant in the United Kingdom and France and as an invasive alien weed in Australia and New Zealand
27Biological control in the management and spread of invasive weed species
33Plant population processes and weed control
39Biotic barriers to plant naturalization
47The interaction between natural enemies and interspecific plant competition in the control of invasive pasture weeds
55A model of the determinants of plant invasions (ABSTRACT ONLY)
55Classical weed biocontrol and vesicular-arbuscular mycorrhizal (VAM) fungi (ABSTRACT ONLY)
56Induction of phenolic compound biosynthesis in Hydrilla verticillata (ABSTRACT ONLY)
57Ecology of invasive plants: synthesis of session 1
63Phylogeny: can it help us to understand host choice by biological weed control agents?
71Indigenous plant pathogens in evaluation of foreign biological control candidates in the United States of America
79Oogenesis requirements and weed biocontrol: an essential part in host-range evaluation of insect agents or just wasted time?
87Two fungal pathogens of Mimosa pigra var. pigra from Mexico: the finishing touch for biological control of this weed in Australia?
93Combinations of stress and herbivory by a biological control mite on the growth of target and non-target native species of Hypericum in Australia
101Dieback disease of bitoubush - biological control opportunities (ABSTRACT ONLY)
101Host specificity tests in centers of diversity: the case of sicklepod (Senna obtusifolia) (ABSTRACT ONLY)
102Adaptation of biological control agents: should we be worried? (ABSTRACT ONLY)
102Cactoblastis cactorum in the United States of America: an immigrant biological control agent or an introduction of the nursery industry? (ABSTRACT ONLY)
103Impact of Rhinocyllus conicus on a non-target, rare, native thistle (Cirsium fontinale) in California (ABSTRACT ONLY)
103Ramularia rubella and Uromyces rumicis infecting Rumex spp. in the Azores (ABSTRACT ONLY)
105Host range, specificity and recruitment: synthesis of session 2
115Evaluation of Fusarium semitectum var. majus for biological control of Striga hermonthica
121Fungal pathogens of some Brazilian aquatic weeds and their potential use in biocontrol
127Eriophyid mites as agents for the biological control of weeds
133Non-indigenous 'exploiter' plant pathogens as potential biocontrol agents
137Prospects for biological control of weedy sesbanias (Fabaceae) in the southeastern United States of America
143The role of pre-release studies in developing a biocontrol strategy for hound's-tongue in Canada
149Mass production of Fusarium oxysporum (M12-4A), a biocontrol agent for Striga hermonthica
153Seedhead tephritids and their parasitoids - can predictions be made about likely parasitism of tephritids introduced intro Australia for biological control of Asteraceae?
165Greenhouse and field evaluations of the rubber vine rust, Maravalia cryptostegiae, on Madagascan and Australian Asclepiadaceae
171Classical biological control of weeds with insects: a case for emphasizing agent demography
177Evaluation of European pathogens for the control of Myriophyllum spicatum in the United States of America
183Entyloma hieracii and Puccinia hieracii, two promising pathogens for the biological control of Hieracium spp. (Asteraceae, hawkweeds) in North America
187Scentless chamomile, a target weed for biological control in Canada: factors influencing seedling establishment
193A rationale for the use of a non-specific fungal seed pathogen to control annual grass-weeds of arable lands
199Prospects for biological control of Hieracium pilosella with the rust Puccinia hieracii var. piloselloidarum in New Zealand
205Population dynamic aspects of the interaction between the weed Rottboellia cochinchinensis (itch grass) and the potential biological control agent Sporisorium ophiuri (head smut)
213Insects for biological control of hieracium in New Zealand: a progress report
219The stem-gall wasp Eurytoma sp. (Hymenoptera: Eurytomidae): a potential biological control agent against Psidium cattleianum
223Phytotoxic metabolites produced by Fusarium nygamai from Striga hermonthica
227Demonstrating the potential for classical biological control of a weed prior to release of agents (ABSTRACT ONLY)
227Prospects for biological control of a large tree, Melaleuca quinquenervia (ABSTRACT ONLY)
228Eriophyoid mites (Acari: Eriophyoidea) as possible control agents of introduced plants in South Africa (ABSTRACT ONLY)
228Little-known pathogens on well-known weeds: the results of recent surveys for potential biological control agents (ABSTRACT ONLY)
229Biology and host range of Eccritotarsus catarinensis (Heteroptera: Miridae), a new potential biological control agent for water hyacinth (Eichhornia crassipes) (Pontederiaceae) in South Africa (ABSTRACT ONLY)
229Current biocontrol research in the Hawaii Department of Agriculture plant pathogen containment facility (ABSTRACT ONLY)
230Biological control of Passiflora mollissima: what's up? (ABSTRACT ONLY)
230Production techniques for Alternaria sp., a potential biocontrol agent of Sphenoclea zeylanica (ABSTRACT ONLY)
231Biological control of Brazilian pepper tree, Schinus terebinthifolius, in Florida (ABSTRACT ONLY)
231Potential of Fusarium tumidum as a bioherbicide to control gorse and broom in New Zealand (ABSTRACT ONLY)
232Habitat analysis of Euphorbia species and associated flea beetles in the Aphthona complex from Europe: can we learn something about habitat associations of natural enemies prior to release? (ABSTRACT ONLY)
233Eriophyoid mites (Acari: eriophyoidea) on leafy spurges (Euphorbia spp.) (euphrobiaceae) in Yugoslavia - their potential use in biological control (ABSTRACT ONLY)
233Phomopsis amaranthicola, a broad-spectrum bioherbicide for Amaranthus spp. (ABSTRACT ONLY)
234European surveys for fungal pathogens of Myriophyllum spicatum (ABSTRACT ONLY)
234Puccinia evadens, a biological control agent for Baccharis halimifolia (ABSTRACT ONLY)
235Phytotoxic metabolites produced by Ascochyta caulina, a potential mycoherbicide for the biocontrol of Chenopodium album (ABSTRACT ONLY)
235Selection of natural enemies associated with strawberry guava, Psidium cattleianum, from Parana state, Brazil for biological control in Hawaii (ABSTRACT ONLY)
237Pre-release studies: synthesis of session 3
243Multiplying cages: a strategy for the rapid redistribution of agents with slow rates of increase
249Initiating the use of fungi for biocontrol of weeds in Malaysia
253Biological control programme against saltcedar (Tamarix spp.) in the United States of America: progress and problems
261Establishment of weed control agents under the influences of demographic stochasticity, environmental variability and Allee effects
269Innovative approaches to transferring information on the use of biological control for noxious and nuisance plant management
273International co-operation and linkages in the management of water hyacinth with emphasis on biological control
283A new theoretical approach to the selection of promising agents for biological weed control
287The importance of biological control for the reduction of the incidence of major weeds in developing countries
291How best to release a biological control agent
297Development of application techniques for biological weed control using rhizobacteria
301Surveying for pathogens as potential weed biocontrol agents
307Improved prospects for biological control of three solanum weeds in South Africa
313A method for prioritizing biological control projects with reference to those of Queensland
319Theoretical models for weed biocontrol: Rottboellia cochinchinensis infection with sterilizing fungi
327Status of Chromolaena odorata biological control using Pareuchaetes pseudoinsulata, in Ghana
333A new biocontrol project on grass weeds in Vietnam and Australia (ABSTRACT ONLY)
333Efficacy of rhizobacteria as biological control agents of downy brome (ABSTRACT ONLY)
334Biological control of weeds programmes of the European biological control laboratory (ABSTRACT ONLY)
334Release of the fungus, Sphaerulina mimosae (Phloeospora mimosae-pigrae), in Australia for biological control of giant sensitive plant, Mimosa pigra (ABSTRACT ONLY)
335Biocontrol of tropical weeds: an intensive two-week course in Brisbane, Australia (ABSTRACT ONLY)
335Computer-based information/expert systems on noxious and nuisance plant management (ABSTRACT ONLY)
336A European programme for the biological control of weeds in crops: objectives and present status (ABSTRACT ONLY)
336Impact of Apion ulicis (Coleoptera: Apionidae) on gorse, Ulex europaeus (Fabaceae), in an agricultural habitat in Chile (ABSTRACT ONLY)
337Phytoflagellates (Trypanosomatidae: Mastigophora): the pathogenicity of new plant diseases and their potential as biological control agents (ABSTRACT ONLY)
337Virulence of heterokaryons of Fusarium oxysporum (ABSTRACT ONLY)
338Are pathogens better than insects for use against summer annual weeds such as Heliotropium europaeum? (ABSTRACT ONLY)
338Strategies for the improvement of pathosystems (ABSTRACT ONLY)
339Biological control of forest weeds in Hawaii (ABSTRACT ONLY)
339Environmental weeds in the native forests of La Reunion Island: prospects for biocontrol (ABSTRACT ONLY)
340Multivariate analysis in the selection of potential candidates for biological control (ABSTRACT ONLY)
340Purge spurge: leafy spurge database (ABSTRACT ONLY)
341Collaboration on biological control of water hyacinth in south-east Asia (ABSTRACT ONLY)
341Use of risk assessment to screen the wusu (NW China) biotype of Altica carduorum (Coleoptera: Chrysomelidae) for the biocontrol of Cirsium arvense in Canada (ABSTRACT ONLY)
343New developments, strategies and overviews: synthesis of session 4
351A biological weed control programme using insects against purple loosestrife, Lythrum salicaria, in North America
357Population dynamics of an introduced biological control agent for gorse in New Zealand: a simulation study
365Expected and observed effects of the mite Aculus hyperici on St John's wort, Hypericum perforatum, in Australia
371Biological control of gorse in Hawaii
377Biological control in a cold climate: temperature responses and climatic adaptation of weed biocontrol agents
385Rust epidemics, climate and control of Xanthium occidentale
393Temperature effects on alligator weed flea-beetle, Agasicles hygrophila (Coleoptera: Chrysomelidae): implications for biological control in New Zealand
399Are chrysomelid beetles effective agents for biological control of weeds?
409Interspecific competition between Rhinocyllus conicus and Urophora solstitialis, two biocontrol agents released in Australia against Carduus nutans
417Evaluation of a fungal pathogen for control of Canada thistle (ABSTRACT ONLY)
417The first use of insect biological control agents to manage submersed aquatic plant (Hydrilla verticillata) (ABSTRACT ONLY)
418A closer look at an accidentally-introduced biological control agent for broom (ABSTRACT ONLY)
418Density-dependent mortality during larval development of Galerucella calmariensis and G. pusilla (Coleoptera: Chrysomelidae) (ABSTRACT ONLY)
418Parasitism of Trichilogaster acaciaelongifoliae (ABSTRACT ONLY)
419Progress towards establishment of a seed beetle, Bruchidius villosus, for biological control of broom (Cytisus scoparius) in New Zealand (ABSTRACT ONLY)
420Biology of Smicronyx guineanus and S. umbrinus (Coleoptera: Curculionidae), potential biocontrol agents of Striga hermonthica (Scrophulariaceae) in Burkina Faso (ABSTRACT ONLY)
420Life tables and feeding ability of Ophraella communa (Coleoptera: Chrysomelidae) a potential biocontrol agent of Ambrosia artemisiifolia (ABSTRACT ONLY)
421Association and synchrony of Smicronyx guineanus and S. umbrinus (Coleoptera: Curculionidae) and the parasitic weed Striga hermonthica (Scrophulariaceae) (ABSTRACT ONLY)
421Field establishment - how long does it take? (ABSTRACT ONLY)
423Agent performance: synthesis of session 5
429An attack strategy against Chrysanthemoides monilifera, a weed of native vegetation in Australia
435The integrated control of water hyacinth, Eichhornia crassipes, in Africa based on Roundup® herbicide treatments
441Integrated management of Parkinsonia aculeata on the Roper River, Northern Territory, Australia
445Integrated biological and herbicidal controls to manage salvinia in Kakadu National Park, northern Australia
451The establishment of a distribution network for the mite Aculus hyperici to control St John's wort (Hypericum perforatum) in Australia
455Biocontrol of Chromolaena odorata: divided we fail
461Striga hermonthica control with Fusarium nygamai in maize
467Integration of biological control and other weed control against Emex australis in annual pasture-crop rotations
473Development of a fungal pathogen for biocontrol of the submersed aquatic macrophyte Hydrilla verticillata
479Development of management plans for control of water hyacinth in South Africa (ABSTRACT ONLY)
479Effect of the fungal pathogen, Colletotrichum coccodes, on velvetleaf-soybean competition in the field (ABSTRACT ONLY)
479Towards the integration of biological control: the Cooperative Research Centre for Weed Management Systems (ABSTRACT ONLY)
480Integrated control of Opuntia aurantiaca in Australia and South Africa, the shift in emphasis from herbicidal to biological control (ABSTRACT ONLY)
480Integration of herbicides with flea beetles, Aphthona nigriscutis, for leafy spurge control (ABSTRACT ONLY)
481An emerging research protocol for biological weed control in crops: the case of common groundsel, Senecio vulgaris (ABSTRACT ONLY)
481Eutrophication and the biological control of water hyacinth (ABSTRACT ONLY)
482Combined non- of low-virulent pathogens and special formulated carriers as broad-spectrum bioherbicides (ABSTRACT ONLY)
483Integrated control and management: synthesis of session 6
489Economical and regional benefits from the biological control of tansy ragwort, Senecio jacobaea, in Oregon
495Are seed-feeding insects of use for the biological control of broom?
503Classical biocontrol of weeds in crop rotation: a story of failure and prospects for success
507Mortality of Eichhornia crassipes (water hyacinth) in winter following summer stress by biological control agents (ABSTRACT ONLY)
507The effects of augmented water hyacinth weevil (Neochetina eichhorniae) populations on water hyacinth (Eichhornia crassipes) mat expansion rates (ABSTRACT ONLY)
508From the individual to the population in biological control of ragwort, Senecio jacobaea  (ABSTRACT ONLY)
508Fusarium oxysporum isolate M12-4A controls Striga hermonthica in the field in west Africa (ABSTRACT ONLY)
509Impact of a gall-forming rust fungus, Uromycladium tepperianum, on populations of an invasive tree, Acacia saligna, in South Africa  (ABSTRACT ONLY)
509Measuring the intensity of herbivore pressure on goldenrods, Solidago species  (ABSTRACT ONLY)
510Biological control of Mimosa pigra begins to work  (ABSTRACT ONLY)
511Evaluation and economics: synthesis of session 7
519Cultural and infection studies on Pyrenophora semeniperda, a possible bioherbicide for annual grass-weeds
525Colletotrichum caudatum, a potential bioherbicide for control of Imperata cylindrica
529Sclerotinia sclerotiorum, a potential biocontrol agent for Chrysanthemoides monilifera (bitoubush)
531Control of broad-leaved docks by Armillaria mellea
535Progress in formulation of a vegetable-oil-based invert emulsion for mycoherbicidal control of bracken, Pteridium aquilinum
541Bioherbicide projects in Australia (ABSTRACT ONLY)
541Bioherbicides for pigweeds, nutsedges, grasses and other weeds in niche markets (ABSTRACT ONLY)
541Success of an invert emulsion formulation in two bioherbicide systems (ABSTRACT ONLY)
542Progress in the development of Rhynchosporium alismatis as a biocontrol agent for Alismataceae weeds (ABSTRACT ONLY)
542Rhizo-organisms to manage Bromus tectorum and Setaria viridis in wheat (ABSTRACT ONLY)
543Rottboellia cochinchinensis: developing a biological control strategy (ABSTRACT ONLY)
543Screening fungal pathogens for the control of Papaver somniferum in the former Soviet Union (ABSTRACT ONLY)
544Bioherbicide research at CENARGEN/EMBRAPA, Brazil (ABSTRACT ONLY)
544Formulation and delivery of microbial herbicides (ABSTRACT ONLY)
545Taxonomy and host-range of an Alternaria-isolate, a biocontrol agent for Sphenoclea zeylanica (ABSTRACT ONLY)
545Use of molecular marker variability for the identification of Colletotrichum isolates and species (ABSTRACT ONLY)
546Different countries, several bioherbicides, but always the same hurdles (ABSTRACT ONLY)
546Infection process of Colletotrichum gloeosporioides f.sp. malvae on Malvaceae weeds (ABSTRACT ONLY)
547The development of mycoherbicides for an invasive shrub, Hakea sericea, and a tree, Acacia mearnsii, in South Africa (ABSTRACT ONLY)
547Update on the present status and the future prospects of BioMal  (ABSTRACT ONLY)
548Creating more effective pathogens  (ABSTRACT ONLY)
548Safe broad-spectrum bioherbicides using weakly- or non-virulent fungi  (ABSTRACT ONLY)
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