The preparation of a novel nanoscale imazalil(IMZ)-based coordination polymer[Zn(HBTC)(IMZ)_(2)]_(n)(PDCP1)(H_(3)BTC=1,3,5-benzenetricarboxylic acid),and its antifungal application within a sustainable delivery system...The preparation of a novel nanoscale imazalil(IMZ)-based coordination polymer[Zn(HBTC)(IMZ)_(2)]_(n)(PDCP1)(H_(3)BTC=1,3,5-benzenetricarboxylic acid),and its antifungal application within a sustainable delivery system was reported.The intermolecular interactions presented in the structure,and their contributions to crystal packing were studied by Hirshfeld,Fingerprint plot and Mayer bond order.The obtained PDCP1 had a relativelyhigh loadingrate of IMZ(68.5%).PDCP1 exhibitednotable antifungal activities againstColletotrichum gloeosporioides,Magnaporthe Oryzae,and Alternaria Nees strains,with EC_(50) values of 0.72,0.92,and 0.56μg/mL,respectively.The key benefits of the application of PDCP1 as a control release pesticide include high fungicide loading and offer nearly complete release,pH-responsive release,enhanced UV stability,exhibits favorable biosafety profiles.The remarkable inhibition of C.gloeosporioides growth by PDCP1 underscores a promising strategy for agrochemical material development,high loading of active ingredients and readily delivery fosters more efficient pesticides utilization in agricultural processes.展开更多
[目的]明确中生菌素与抑霉唑对葡萄白腐病的联合生物活性和田间防治效果。[方法]采用菌丝生长速率法测定了中生菌素与抑霉唑不同比例混剂对葡萄白腐病菌的生物活性,并通过田间试验测定防治效果。[结果]中生菌素与抑霉唑质量比为4∶1、1...[目的]明确中生菌素与抑霉唑对葡萄白腐病的联合生物活性和田间防治效果。[方法]采用菌丝生长速率法测定了中生菌素与抑霉唑不同比例混剂对葡萄白腐病菌的生物活性,并通过田间试验测定防治效果。[结果]中生菌素与抑霉唑质量比为4∶1、1∶1、1∶4、1∶10、1∶20时,对葡萄白腐病菌抑制效果表现为增效,增效系数分别为1.68、1.75、2.05、1.77、1.54,即1∶4增效作用最显著。根据最佳质量比配制的10%中生菌素·抑霉唑水乳剂,其有效成分250、200 g a.i./hm^(2)对葡萄白腐病的田间防效为85.19%、83.80%。[结论]中生菌素与抑霉唑以1∶4复配,对葡萄白腐病防治效果好,可达到降低农药使用量的效果。展开更多
基金supported by Beijing Innovation Consortium of Agriculture Research System(No.BAIC01).
文摘The preparation of a novel nanoscale imazalil(IMZ)-based coordination polymer[Zn(HBTC)(IMZ)_(2)]_(n)(PDCP1)(H_(3)BTC=1,3,5-benzenetricarboxylic acid),and its antifungal application within a sustainable delivery system was reported.The intermolecular interactions presented in the structure,and their contributions to crystal packing were studied by Hirshfeld,Fingerprint plot and Mayer bond order.The obtained PDCP1 had a relativelyhigh loadingrate of IMZ(68.5%).PDCP1 exhibitednotable antifungal activities againstColletotrichum gloeosporioides,Magnaporthe Oryzae,and Alternaria Nees strains,with EC_(50) values of 0.72,0.92,and 0.56μg/mL,respectively.The key benefits of the application of PDCP1 as a control release pesticide include high fungicide loading and offer nearly complete release,pH-responsive release,enhanced UV stability,exhibits favorable biosafety profiles.The remarkable inhibition of C.gloeosporioides growth by PDCP1 underscores a promising strategy for agrochemical material development,high loading of active ingredients and readily delivery fosters more efficient pesticides utilization in agricultural processes.
文摘[目的]明确中生菌素与抑霉唑对葡萄白腐病的联合生物活性和田间防治效果。[方法]采用菌丝生长速率法测定了中生菌素与抑霉唑不同比例混剂对葡萄白腐病菌的生物活性,并通过田间试验测定防治效果。[结果]中生菌素与抑霉唑质量比为4∶1、1∶1、1∶4、1∶10、1∶20时,对葡萄白腐病菌抑制效果表现为增效,增效系数分别为1.68、1.75、2.05、1.77、1.54,即1∶4增效作用最显著。根据最佳质量比配制的10%中生菌素·抑霉唑水乳剂,其有效成分250、200 g a.i./hm^(2)对葡萄白腐病的田间防效为85.19%、83.80%。[结论]中生菌素与抑霉唑以1∶4复配,对葡萄白腐病防治效果好,可达到降低农药使用量的效果。
