Growth and production response of three cucumber varieties to liquid organic fertilizer of coconut coirMuhammad Afrillah, Dewi Junita, Nana Ariska, Mawaddah Putri Arisma Siregar and Suaidi SuaidiE3S Web of Conf., 373 (2023) 03016DOI: https://doi.org/10.1051/e3sconf/202337303016