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Biological Control Of Pathogens. Biological control is a component of an integrated pest management strategy. Keep in mind that all insect species are also suppressed by naturally occurring organisms and environmental factors with no human input. Biological control of soil-borne pathogens by fluorescent pseudomonads Particular bacterial strains in certain natural environments prevent infectious diseases of plant roots. Biological approaches for control of root pathogens of strawberry.
He defined biological control as the suppression of insect populations by the actions of their native or introduced enemies. N and Bull C. Alternative disease control is sometimes possible through development of crop plants resistant to disease. Accepted for publication 23 July 2002. Biological control of pathogens and insect pests in agriculture and horticulture is based on the use of natural enemies of the agents that cause disease and infestations. Since then many definitions have been suggested.
Biological control was originally defined the action of parasites predators or pathogens in maintaining another organisms population density at a lower average than would occur in their absence.
There are hundreds of biological control products available commercially for dozens of pest invertebrates vertebrates weeds and plant pathogens Anonymous 1995. Accepted for publication 23 July 2002. Biological control provided by these living organisms is especially important for reducing the numbers of pest insects mites and pathogens. This will broaden the biological control spectrum of activity for this biopesticide since it also has activity as a pathogen of insect pests. Alternative disease control is sometimes possible through development of crop plants resistant to disease. Department of Agriculture-Agricultural Research Service 1636 East Alisal St Salinas CA 93905.