Hairia, Hairia, and Muhardi Muhardi. 2022. “RESPON TANAMAN SELEDRI AKIBAT PEMBERIAN BERBAGAI JENIS PUPUK KANDANG (Apium Graveolens L.)”. AGROTEKBIS : JURNAL ILMU PERTANIAN (e-Journal) 10 (4), 357 -64. http://103.245.72.23/index.php/agrotekbis/article/view/1399.