Черчель, В. Ю., Марочко, В. А., & Таганцова, М. М. (2014). Index validation for ratio of maize hybrids upper ear attachment to plant height thereof (Zea mays L.). Plant Varieties Studying and Protection, (2(23), 40–44. https://doi.org/10.21498/2518-1017.2(23).2014.56127