EFFICIENCY OF LEVELS OF PREPARED SLOW-RELEASE FERTILIZERS (NPK-CHITOSAN), ORGANIC MANURE AND INCUBATION PERIODS ON NITROGEN AVAILABILITY IN TWO DIFFERENT TEXTURE SOILS. Iraqi Journal of Agricultural Research, [S. l.], v. 28, n. 2, p. 68–86, 2024. DOI: 10.65814/ijar.2024.28.2.68. Disponível em: https://ijarmoa.gov.iq/index.php/ijar/article/view/39. Acesso em: 18 sep. 2026.