Erwinia amylovora species were isolated from the blossoms, exudates, infected fruits, leaves and bent branches of diseased apple, pear and hawthorn trees, selected in the Chy, Osh and Jalal Abad regions. Biochemical and pathogenicity tests, alongside PCR analyses, were conducted to identify the local isolates of Erwinia amylovora. The alternative antagonistic microorganisms which combat bacterium E. amylovora were tested within in vitro and in vivo conditions. The results revealed the ability of Streptomyces antagonistic bacteria to decrease fire blight severity on pear and apple trees during ...Daha fazlası
The main agricultural activities in the Kyrgyz Republic are include the production of cereal grains, vegetables, potatoes and commercial crops such as cotton, tobacco, sugar beets and livestock. The sustainability of the agriculture sector was severely affected by the large scale mono-cropping approach of the Soviet era. Intensive agriculture has caused environmental pollution due to the excessive use of mineral fertilizers and pesticides. To combat this menace we have isolated and introduced non-chemical crop protection agents, the antifungal micro-organisms Streptomyces spp., producing antib ...Daha fazlası