Uji Konsentrasi Ekstrak Batang Brotowali (Tinospora Crispa L.) Terhadap Morta…

Corn (Zea mays) is one of the staples produced in Indonesia and makes a significant contribution to increasing national economic growth. Borer pest Helicoverpa armigera Hubn. is the most damaging borer pest on corn plants. Attack of H. armigera Hubn. larvae it usually occurs in the dry season and causes a decrease in corn production by up to 80%.The continuous use of chemical pesticides can cau…