Artikel Terbaru - Portal Jurnal

Total ditemukan 17260 artikel.


Evaluasi Ketahanan Hibrida Hasil Persilangan Kacang Hijau dan Kacang Uci terhadap Callosobruchus chinensis L. (Coleoptera: Bruchidae)

Oleh: Ujianto, Lestari, Basuki, Nur, Kuswanto, .

The adzuki bean weevil Callosobruchus chinensis is the main pest of mungbean especially during seed storage. Mungbean generally has low yield and is susceptible to main pests. Ricebean (Vigna umbellata (Thunb.) Ohwi & Ohashi) has superior characters such as the high pod number per plant and resi...

Penerbit: Universitas Lampung • Publikasi: 04 November 2011

Tingkat Ketahanan Klon Potensial Ubi Jalar Lokal Asal NTT Terhadap Hama Lanas (Cylas formicarius Fab.)

Oleh: Mau, Yosep Seran, Ndiwa, Antonius SS, Arsa, I GB Adwita

A laboratory experiment was carried out to evaluate the potential sweetpotato clones from NTT for the following objectives: 1) to determine resistance level of the clones to sweetpotato weevil (SPW), 2) to investitage the effect of genotype by tuber production site interaction on SPW-resistance leve...

Penerbit: Universitas Lampung • Publikasi: 04 November 2011

EFIKASI TRICHODERMA HARZIANUM DENGAN BERBAGAI BAHAN ORGANIK DALAM PENGENDALIAN PENYAKIT BUSUK PANGKAL BATANG PADA LADA

Oleh: Ginting, Cipta, Maryono, Tri

The objective of this research was to determine the influence of the kinds of organic matter on the efficacy of Trichoderma harzianum Rifai to control foot rot of black pepper caused by Phytophthora capsici Leonian.  Trichoderma spp. were isolated from suppressive and non-suppressive soils take...

Penerbit: Universitas Lampung • Publikasi: 04 November 2011

KEEFEKTIVAN EKSTRAK BIOTA LAUT AGLAOPHENIA TERHADAP AKTIVITAS ENZIM EKSTRASELULER DAN KANDUNGAN PROTEIN FUSARIUM SERTA PERSENTASE BUSUK BATANG VANILI

Oleh: Suada, I Ketut

The aim of this research was to investigate the effect of Aglaophenia extract on the activity of cellulase and pectinase, protein content of Fusarium, and percentage of vanilla stem rot. This reasearch  was carried out in-vitro with concentration of extract of 2000, 1000, 500, 250, 125, 63, and...

Penerbit: Universitas Lampung • Publikasi: 04 November 2011

SINERGISME CENDAWAN ENTOMOPATOGEN Lecanicillium lecanii DENGAN INSEKTISIDA NABATI UNTUK MENINGKATKAN EFIKASI PENGENDALIAN TELUR KEPIK COKLAT Riptortus linearis PADA KEDELAI

Oleh: Prayogo, Yusmani

The aim of the research was to study the synergism of entomopathogenic fungi Lecanicillium lecanii with botanical insecticides to control brown stink bug. The research was carried out in the field experiment station (Kendalpayak) of Indonesian Legume and Tuber Crops Research Institute (ILETRI). Rand...

Penerbit: Universitas Lampung • Publikasi: 04 November 2011

Pemanfaatan Bahan Organik sebagai Pembawa untuk Peningkatan Kepadatan Populasi Trichoderma viride pada Rizosfir pisang dan Pengaruhnya terhadap Penyakit Layu Fusarium

Oleh: Nurbailis, ., Martinius, .

The aims of the research were to determine the best organic matter as carrier for growth and increasing the density of Trichoderma viride strain TV-T1sk (TV-T1sk) and its influence on Fusarium wilt disease development on banana seedling.  This research consisted of two experiments, i.e. (1). Gr...

Penerbit: Universitas Lampung • Publikasi: 04 November 2011

KARAKTERISTIK PSEUDOMONAS VIRIDIFLAVA: PENYEBAB PENYAKIT BUSUK LUNAK DAN EVALUASI VIRULENSINYA PADA KLON ANGGREK PHALAENOPSIS

Oleh: Hanudin, ., Rahardjo, Indijarto Budi

The objectives of this research were  to determine the typical symptoms and isolates chararteristics of Pseudomonas viridiflava as the causal agent of soft rot bacterial disease and to find out orchid Phalaenopsis clones resistant to the disease. The scope of this study included exploration and...

Penerbit: Universitas Lampung • Publikasi: 04 November 2011

DIAGNOSIS DAN PENGENDALIAN PENYAKIT ANTRAKNOSA PADA PAKIS DENGAN FUNGISIDA

Oleh: Sumardiyono, Christanti, Joko, Tri, Kristiawati, Yuli

Leatherleaf fern is an important export commodity of floriculture.  One of the most destructive disease on leatherleaf fern is anthracnose. The aim of this study was to identify the causal agent of antracnose-like disease on leatherleaf fern, to detect the pathogen in soil, and to control the d...

Penerbit: Universitas Lampung • Publikasi: 04 November 2011

EKSPLORASI POTENSI GULMA SIAM (CHROMOLAENA ODORATA) SEBAGAI BIOFUNGISIDA PENGENDALI PHYTOPHTHORA PALMIVORA YANG DIISOLASI DARI BUAH KAKAO

Oleh: Suharjo, Radix, Aeny, Titik Nur

The research was aimed to investigate: (1) distribution and population of Chromolaena odorata (siam weed) in different land-uses (paddy field, untreated land, houseyard, roadside and river/irigation side) in Bandar Lampung, South Lampung, Tanggamus, and East Lampung; (2) effect of C. odorata extract...

Penerbit: Universitas Lampung • Publikasi: 04 November 2011

KERAGAMAN GENETIK, KEBUGARAN DAN INKOMPATIBILITAS REPRODUKSI Hemiptarsenus varicornis Girault (Hymenoptera: Eulophidae), PARASITOID LARVA Liriomyza huidobrensis (Diptera: Agromyzidae)

Oleh: Reflinaldon, ., Buchori, Damayanti, Aprianto, Dwinardi

Several experiments have been conducted to study genetic variation, fitness and reproductive incompatibility of H. varicornis from different geographic populations.  Genetic variation from Pandai Sikek (PS), Alahan Panjang (AP) and Kayu Aro (KA) was analyzed by using random amplified polymorphi...

Penerbit: Universitas Lampung • Publikasi: 04 November 2011