Hadhramout University Journal of Natural & Applied Sciences HU Publication Hadhramout University Journal of Natural & Applied Sciences Publishing Guidelines Archives 2022 Vol 19, No 1 (2022) Vol 19, No 2 (2022) 2021 Vol 18, No 1 (2021) 2020 Vol 17, No 1 (2020) Vol 17, No 2 (2020) 2019 Vol 16, No 2 (2019)Vol 16, No 1 (2019) 2018 Vol 15, No 2 (2018)Vol 15, No 1 (2018) 2017 Vol 14, No 2 (2017)Vol 14, No 1 (2017)
