Laurentius Hartanto Nugroho

Repellent Activity of Piper spp. Leaves Extracts on Rice Ear Bugs (Leptocorisa oratorius Fabricius) and the Characters of Its Volatile Compounds

Laurentius Hartanto Nugroho, Rarastoety Pratiwi, R. C. Hidayat Soesilohadi, Efrida Ratnasari Subin, Sri Wahyuni, . Jekli, Yustina Sri Hartini & Intani Quarta Lailaty · Annual Research & Review in Biology · 2020

Rice ear bug (Leptocorisa oratorius Fabricius) is still classified as the top of five pests that cause the most losses in rice farming productivity. The attack causes the grain to become empty resulted in reducing the yield of grain up to 40% even to 100%. Betel plants (Genus Pip...

Open access Research Article 10.9734/arrb/2020/v35i930269

Morphological Variability and Taxonomic Relationship of Sorghum bicolor (L.) Moench Accessions Based on Qualitative Characters

Ika Nugraheni Ari Martiwi, Laurentius Hartanto Nugroho, Budi Setiadi Daryono & Ratna Susandarini · Annual Research & Review in Biology · 2020

Sorghum bicolor (L.) Moench is a member of Poaceae family with three agronomic types corresponds to their specific uses namely grain sorghum, sweet sorghum, and forage sorghum. Although sorghum in Indonesia is considered as under-utilized crop, but it has the potential as an alte...

Open access Research Article 10.9734/arrb/2020/v35i630234