Alfalfa yield research focuses on improving the productivity and quality of alfalfa crops, a widely cultivated forage crop used for livestock feed. Researchers study various factors that affect alfalfa yield, such as soil fertility, irrigation practices, pest management, and cropping systems. They also explore new cultivars, fertilization techniques, and harvesting methods to maximize alfalfa yield and improve its nutritional value for livestock. The goal of alfalfa yield research is to help farmers achieve higher yields and better quality alfalfa crops, leading to increased profitability and sustainability in the agriculture industry.