Among three genera of open-air processional column termites in Sumatra, Longipeditermes is the most commonly observed. Their workers make food balls at the foraging sites and carry them back to the nest. This genus has a black color, long legs and…
This experiment was aimed to evaluate yield potential and adaptability of some varieties of rice based on some morphological and physiological characters. This study was conducted at Paluh Merbau village, Percut Sei Tuan Sub-District, Deli Serdang…
The objectives of this experiment was to observe morphology of leaves and content of asiaticoside in some accessions of Centella asiatica of lowland Sumatera Utara, Medan and Pantai Labu Deli Serdang and the highlands of Sumatera Utara, Berastagi,…
Tujuan dari penelitian ini adalah mengetahui pengaruh penambahan kuning telur dalam pengencer CEP-2 terhadap motilitas dan viabilitas spermatozoa sapi Limousin. Penelitian menggunakan rancangan acak kelompok dengan 10 kali ulangan dari 10 ejakulat…
Spermatozoa motility of local chicken in coconut water, physiological nacl and physiological nacl-coconut water at 25-29°c)ABSTRACT. This study aimed to determine the effect of coconut water diluent, physiological NaCl and combination of coconut…
During emergency situation, such as a large-scale tsunami or other disastrousevents, people evacuation may lead to more fatalities when it is conducted without a proper escape strategy. The ability to evacuate a huge number of people within a very…
Lead (Pb) and chromium (Cr) are common groundwater contaminants at industrial installation. Zeolites are widely use as an adsorbent in heavy metal removal. Nanocrystalline zeolite Y has been synthesised from a clear solution at 1500C by using…
Heavy metals have widespread industrial uses and have been found in increasing quantities as contaminants in all components of the biosphere. Water and sediment of rivers near industrial areas such as the Juru River in Penang and Langat River in…
Abstract - Aceh, the northern-most province of Indonesia came through long suffering of armed conflicts for self-determination under the Dutch (1873-1942) and Japanese colonisation (1942-1945). It continued until Aceh joined Indonesia‟s unitary…
Spesies Nematoda Habitat Pada Pohon Pinus Mati Akibat Terserang Penyakit Layu Nematoda (Bursaphelenchus xylophilus).ABSTRAK. Spesies-spesies nematode habitat pada pohon pinus mati akibat terserang nematode (Bursaphelenchus xylophilus) telah diisolasi…