Ma H, Zhao W, Ji J, Jin X, Shi Y, Zheng F, et al. A QUICK COUNTING METHOD FOR WINTER WHEAT AT THE SEEDLING STAGE IN FIELDS BASED ON AN IMPROVED YOLOV4 MODEL. Journal of Animal and Plant Sciences. 2022;32(6):1666-1681. doi:10.36899/JAPS.2022.6.0575