RETRACTED: Study of the timing and duration of individual phases of the development of introduced cultivars of nectarine and their resistance to leaf curlinessRahim Kuliyev, Gharib Hafizov, Sevil Suleymanova, Zamina Sarchadova and Abbas HajiyevE3S Web Conf., 420 (2023) 01025DOI: https://doi.org/10.1051/e3sconf/202342001025