INFEKSI GANDA BEGOMOVIRUS DAN CRINIVIRUS PADA TANAMAN TOMAT DI KABUPATEN MAGELANG , JAWA TENGAH (DOUBLE INFECTIONS OF BEGOMOVIRUS AND CRINIVIRUS ON TOMATO PLANTS AT MAGELANG REGENCY, CENTRAL JAVA)
Jurnal perlindungan tanaman Indonesia/Jurnal Perlindungan Tanaman Indonesia