horizontal transmission meaning in English

水平传播[病原体在宿主不同个体间的传播
水平传递[通过质粒、转座子而进行遗传物质传递
水平传染
水平传送

Also we detect the existence of wolbachia in the host of ttrichogramma wasps ( coroyra cephalonica and sitotroga cerealella ) and get the evidence of horizontal transmission of wolbachia between wasps and the host
同时分析了赤眼蜂的四种寄主(米蛾coroyracephalonica ，麦蛾sitotrogacerealella和柞蚕卵和玉米螟卵)体内wolbachia的感染情况，为wolbachia的横向传播提供了有力的证据。