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Pengaruh iradiasi sinar gamma [60Co] terhadap kutudaun Macrosiphoniella sanborni (Gillette) (Hemiptera: Aphididae) dan kualitas bunga potong krisan (Chrysanthemum morifolium var. Jimba Lima)

DOI : 10.5994/jei.19.2.85
Sri Endang Purwanti , Idham Sakti Harahap , Dadang Dadang , Murni Indarwatmi
85
Abstract : 898
PDF (Bahasa Indonesia) : 1099

Biological activities and chemical composition of Mentha piperita and Syzygium aromaticum essential oil fractions against cowpea weevil, Callosobruchus maculatus (Fabricius) (Coleoptera: Bruchidae)

DOI : 10.5994/jei.18.3.182
Kay Khine Myint , Idham Sakti Harahap , Dadang Dadang
182
Abstract : 1058
PDF : 863

Efektivitas ekstrak nilam (Pogostemon cablin) dengan tiga metode ekstraksi dan cara aplikasi terhadap hama gudang Tribolium castaneum (Herbst) The effectiveness of patchouli (Pogostemon cablin) extract using three extraction methods and application techniques against the storage pest Tribolium castaneum (Herbst)

DOI : 10.5994/jei.22.2.81
Veronica Alfina Dellachristi , Dadang , Idham Sakti Harahap
81-91
Abstract : 1474
PDF (Bahasa Indonesia) : 1043 XML (Bahasa Indonesia) : 336

Aktivitas insektisida ekstrak Piper aduncum dan Aglaia odorata terhadap Plutella xylostella (Linnaeus) (Lepidoptera: Plutellidae) Insecticidal activity of Piper aduncum and Aglaia odorata extracts on Plutella xylostella (Linnaeus) (Lepidoptera: Plutellidae)

DOI : 10.5994/jei.22.1.52
Maria heviyanti , Dadang , Dewi Sartiami , Yayi Munara Kusumah , Purwantiningsih
52-60
Abstract : 1308
PDF (Bahasa Indonesia) : 1084 XML (Bahasa Indonesia) : 1299

Keefektifan ekstrak daun sirsak, biji bengkuang, dan buah cabai jawa terhadap ulat grayak jagung (Spodoptera frugiperda (Smith)) (Lepidoptera: Noctuidae) Effectiveness of soursop leaves, yam bean seeds, and Javanese long pepper fruits extracts against larvae of fall armyworm (Spodoptera frugiperda (Smith)) (Lepidoptera: Noctuidae)

DOI : 10.5994/jei.21.3.224
Melia Agustini , Dewi Sartiami , Dadang
224-233
Abstract : 1841
PDF (Bahasa Indonesia) : 1257 XML (Bahasa Indonesia) : 365

Dampak konsentrasi subletal dan frekuensi aplikasi insektisida fipronil terhadap populasi wereng batang cokelat (Nilaparvata lugens Stal.) pada padi varietas IR64 dan Ciherang The effect of sublethal concentrations and application frequency of fipronil insecticide on the population of brown planthopper (Nilaparvata lugens Stal.) on rice varieties IR64 and Ciherang

DOI : 10.5994/jei.23.1.39
Awaluddin , Waode Siti Anima Hisein , Nuriadi , Siska Efendi , Dadang , Ruly Anwar , Giyanto Giyanto
39-48
Abstract : 1558
PDF (Bahasa Indonesia) : 435 XML (Bahasa Indonesia) : 140

Toksisitas dan dampak empat insektisida sintetik terhadap sintasan dan perilaku makan lebah tanpa sengat Tetragonula laeviceps Smith (Hymenoptera: Apidae: Meliponinae) Toxicity and impact of four synthetic insecticides on survival and feeding behavior of stingless bees Tetragonula laeviceps Smith (Hymenoptera: Apidae: Meliponinae)

DOI : 10.5994/jei.22.3.197
Bela Hasna Audia , Damayanti Buchori , Dadang , Rika Raffiudin
197-208
Abstract : 820
PDF (Bahasa Indonesia) : 508 XML (Bahasa Indonesia) : 296
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