KARAKTERISASI SPEKTRUM BUNYI BERBASIS BINATANG ALAMIAH SEBAGAI ALTERNATIF SUMBER STIMULATOR AUDIO BIO HARMONIC SYSTEM UNTUK PENINGKATAN PRODUKTIVITAS TANAMAN PANGAN
CHARACTERIZATION OF SOUND SPECTRUM BASED ON NATURAL ANIMALS AS AN ALTERNATIVE SOURCE OF AUDIO BIO HARMONIC SYSTEM STIMULATORS FOR INCREASING THE PRODUCTIVITY OF FOOD CROPS
