Mr. Duynisveld has been employed as a Beef Research Biologist with AAFC since 2000.  His current research program is focused on improving the use of pasture in beef production systems; his current research is centered on a multi-year Beef Cluster research project on maintaining legumes in pasture as co-PI with Dr. Yousef Papadopoulos. Significant past research contributions include co-PI of a Beef Science Cluster project on forage mixtures for pasture, research into fall and winter grazing systems in Atlantic Canada, part of collaborative research team looking at pasture and oil supplementation for developing a high value lamb, residual feed intake in beef cattle, co-investigator to develop feeding regimes for a regional beef value chain (Atlantic Beef), investigator in several research projects to enhance the healthfulness for beef fat using pasture as well as oilseeds, and co-investigator in designing a remote, automated animal weighing system for use on pasture. He has 24 peer-reviewed scientific papers, 41 scientific abstracts, and over 250 technical transfer presentations and trade publications. He was part of a national team on year-round grazing of beef cattle to receive a Golden Harvest Award in 2008. In addition to his work at AAFC, Mr. Duynisveld also manages a grass-based meat farm with his family in Wallace, Nova Scotia, raising grass-fed beef and lamb, pastured poultry and pigs.