What is the fine-grained topic of the following text: “In soybeans, we don’t even know how to significantly increase yield in a field that doesn’t have any problems in it, so we have to do the research to figure out how to increase yield first, and then work our way backwards to make it economical,” says Horst Bohner, Provincial Soybean Specialist with the Ontario Ministry of Agriculture and Food and Ministry of Rural Affairs (OMAF and MRA). Only return the topic.
Increasing soybean yield in problem-free fields through research