The process of transporting sediment (sediment transport) can be described includes three processes as follows: Blow rain (rainfall detachment), the material sediments that are above the ground as a result of spark erosion (splash erosion) can move the particles of the soil will be transported together -Same surface runoff (overland flow). Furthermore washed away into the grooves (rills), and so ...
Read More »Turbidimeter Tools
Turbidimeter is one tool that is functioning to measure water turbidity. Turbidimeter is a tool that has optical properties due to the dispersion of light and can be expressed as the ratio of the light. which reflected the light that arrives. Intensity of light reflected by a suspension is a function of the concentration if other conditions constant. There are ...
Read More »Penyakit Akibat Bakteri Pada Ikan
A. Mycobacterium sp Mycobacterium sp. yang dikenal sebagai penyebab penyakit ” tuberkulosis ikan” (Fish TB), adalah bakteri yang berbentuk batang, dengan ukuran 0,2-0,6 x 1,0-10 μm, bersifat gram positif lemah, tidak bergerak, tidak membentuk spora atau kapsul dan bersifat aerob. Bakteri ini banyak dijumpai di perairan tawar dan laut maupun tanah dengan suhu optimal pertumbuhannya 25-30oc. tidak dapat tumbuh pada ...
Read More »Pengaruh Struktur Tanah
Struktur tanah sangat berpengaruh dalam bidang pertanian. Tanah sebagai media tumbuh bagi tanaman menjadi penentu seberapa hasil panen yang akan didapat. Jika strukturnya terlalu mantap maka akar akan sulit menembusnya, sebaliknya jika kemantapan strukturnya terlalu lemah maka ketersediaan unsur hara dan air akan sedikit karena tanah tidak dapat mengikat unsur hara dan air dengan kuat, oleh karena itu dibutuhkan struktur ...
Read More »Crustaceans Disease Due Argulus sp
Argulus or fish lice are parasites of fish from the class of crustaceans Branchira family. These parasites get into the aquarium usually through a live feed. There are about 30 known species Argulus. Two of them, which is often found foliatus and Argulus Argulus japonicus. The parasitic nature tend to be temporary Argulus. They mancari host randomly and can move ...
Read More »Diseases Caused by Virus
There are several types of viral diseases that have been identified include: 1) KHV (Koi Herpes Virus) 2) IHHNV (Infectious hypodermal and Hematopoitic Necrosis Virus), 3) HPV (Hepatopancreatic ParvolikeVirus), 4) MBV (Monodon Baculavirus), 5) SEMBV (Systemic Ectodermaland mesodermal Baculovirus) or WSBV (White Spot Baculovirus) 6) YHV (Yellow Head Virus). 7) IMNV (Myonecrosis Infectious Virus) 8) TSV (Taura Syndrome Virus) 9) ...
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