PENGARUH KONSENTRASI DAN FREKUENSI APLIKASI DELTAMETRIN TERHADAP RESURJENSI Nilaparvata lugens = EFFECT OF CONCENTRATION AND FREQUENCY OFAPPLICATIONS OF DELTAMETHRIN ON RESURGENCE OF Nilaparvata lugens - Perpustakaan UGM, i-lib ([Yogyakarta] : Universitas Gadjah Mada, 2010)