Enhancement of availability of high calcareous phosphorite by neutralization of acid effluent and composting of cattle manureSanjarbek Shamuratov, Umid Baltaev, Sanobar Achilova, Umarbek Alimov, Shafoat Namazov and Najimuddin UsanbaevE3S Web Conf., 377 (2023) 03004DOI: https://doi.org/10.1051/e3sconf/202337703004