Protective Properties of Copper-Loaded Chitosan Nanoparticles against Soybean Pathogens Pseudomonas savastanoi pv. glycinea and Curtobacterium flaccumfaciens pv. flaccumfaciens

载铜壳聚糖纳米粒子对大豆病原菌 Pseudomonas savastanoi pv. glycinea 和 Curtobacterium flaccumfaciens pv. flaccumfaciens 的保护性能