A legacy of sustainability: Stolk Brothers and Koppert’s shared vision
March 17, 2025
a necessity and a calling. “In the early 90s, my father and uncle began working with Koppert, driven by firsthand experience of the impact of chemical [...] have known each other for years. That foundation of trust made it easy to work together,” Pieter explains. “Koppert has grown tremendously, but it remains [...] were spotted. “Over time, we realized that’s not how biological control works best. Now, we take a proactive approach, maintaining a strong population