List of Articles Vegetative stage Open Access Article Abstract Page Full-Text 1 - Properties of essential oil of Salvia syriaca L. under different phenological stages and climatic conditions in Chaharmahal and Bakhtiari province fatemeh Bagheri mehrab yadegari 10.30495/iper.2021.679517 Open Access Article Abstract Page Full-Text 2 - Genetic diversity Study of corn (Zea mays L.) genotypes for morpho-physiological traits under drought stress Ali Saremi-Rad Alireza Akbari Habib Shojaei Seyed Hamed Ghasemi