Evaluation location: Iowa, United States
Nut measurements (Ercisli et al.,2012) obtained using a digital caliper (Mitutoyo Absolute Digimatic Caliper Series 500). Random sample of 50 intact nuts. Measurements in millimeters. Reference: Ercisli, S., B. Sayinci, M. Kara, C. Yildiz, and I. Ozturk. 2012. Determination of size and shape features of walnut (Juglans regia L.) cultivars using image processing. Scientia Horticulturae 133: 47-55.