TY - GEN TI - PENGARUH PUPUK CAIR LIMBAH KEPALA UDANG TERHADAP PERTUMBUHAN TANAMAN SAWI PUTIH (Brassica pekinensia L.) PY - 2020 PB - Borneo University Library UR - https://scholar.google.com/scholar?oi=bibs&cluster=&btnI=1&hl=en ER -