Application Processes and Equipment

Wenhao Liu andYiannis Ampatzidis

This publication explores the multifaceted applications of spraying drones in agriculture, emphasizing their advantages over traditional methods in terms of precision, efficiency, and sustainability. It examines their role in delivering pesticides (herbicides, insecticides, fungicides), fertilizers and nutrients, irrigation, seeding, biological control, pollination, and aquaculture feeding. Written by Wenhao Liu and Yiannis Ampatzidis, and published by the UF/IFAS Department of Agricultural and Biological Engineering, October 2025.

Vivek Sharma, Uday Bhanu Prakash Vaddevolu, Shiva Bhambota, Yiannis Ampatzidis, Haimanote Bayabil, and Aditya Singh

The main aim of this publication is to discuss the concept of variable rate technology (VRT), and its components associated with variable rate application of water, fertilizer, and other agricultural inputs. This publication also provides an example of the control system for variable rate application of agricultural inputs in row and tree crops. Written by Vivek Sharma, Uday Bhanu Prakash Vaddevolu, Shiva Bhambota, Yiannis Ampatzidis, Haimanote Bayabil, and Aditya Singh, and published by the UF/IFAS Department of Agricultural and Biological Engineering, January 2025.

Wenhao Liu and Yiannis Ampatzidis

This article aims to present and discuss regulatory requirements for UAS for agricultural spraying applications to students, research scientists, Extension agents, growers and allied industry, consulting companies, and state agency personnel. It explores the FAA regulations and presents the application procedure to receive a license to operate spraying drones. Written by Wenhao Liu and Yiannis Ampatzidis, and published by the UF/IFAS Department of Agricultural and Biological Engineering, February 2025.