DROPLET DEPOSITION AND CONTROL OF PLANTHOPPERS OF DIFFERENT NOZZLES IN TWO-STAGE RICE WITH A QUADROTOR UNMANNED AERIAL VEHICLE

Droplet Deposition and Control of Planthoppers of Different Nozzles in Two-Stage Rice with a Quadrotor Unmanned Aerial Vehicle

Previous studies have confirmed that choosing nozzles that produce coarser droplets could reduce the risk of pesticide spray drift, but this conclusion is based on a large volume of application, the gel bottle cashmere and it is easy to ignore how this impacts the control effect.The difference from the conventional spray is that the copyright volum

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Importation of Alpha and Delta variants during the SARS-CoV-2 epidemic in Switzerland: Phylogenetic analysis and intervention scenarios.

The SARS-CoV-2 pandemic has led to the emergence of various variants of concern (VoCs) that are associated with increased transmissibility, immune evasion, or differences in disease severity.The emergence of VoCs fueled interest in understanding the potential impact of travel restrictions and surveillance strategies to prevent or delay the early sp

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