Salah satu cara untuk mengukur kecerahan air dilakukan dengan menggunakan keping Secchi (Secchi-disk), yaitu sebuah keping bulat dengan garis tengah 20 cm yang terbuat dari seng dan dicat putih atau hitam-putih yang diberi pemberat. Alat tersebut diturunkan ke dalam air sampai tidak tampak, kedalamannya diukur, kemudian diturunkan lebih dalam lagi. Selanjutnya keping tersebut diangkat kembali dan apabila keping hampir tampak ...
Read More »Strains Growth Factor Seaweed
Strain is a group of organisms that are members of a species that has special characteristics but do not be a descendant or variation separately. One factor the emergence of diversity in a species is geographic isolation. Geographic isolation causes offspring have different characteristics from the parent due to the interaction between the genotype and the environment. Seaweed Kappahycus alvarezii ...
Read More »Seaweed Growth Rate Calculation
The growth of seaweed categorized in somatic growth and physiological growth. Somatic growth is growth as measured by weight gain, long thallus while the physiological growth seen by reproduction and koloidnya content. The growth rate is calculated according to the weight gain of the seeds planted and expressed as a percent per day. Growth rates necessary to forecast production at ...
Read More »Watershed Policy
Water resources management implemented in an integrated (multi-sectoral), comprehensive (upstream-downstream, the quality-quantity, continuous (between generations)), environmental friendliness with DAS (the unit area hydrological) as a management unit. One river, one plan, one integrated management taking into consideration the current administration (decentralization) can be determined that: 1) Unit river watershed in the sense that the unity of hydrological region that could ...
Read More »Faktor Pasang Surut dan Curah Hujan
Naik turunnya permukaan laut secara periodik selama interval waktu tertentu disebut pasang surut. Hal serupa juga dikatakan oleh Bhatt (1978) bahwa pasut adalah periode naik turunnya permukaan air laut yang merupakan hasil gaya tarik-menarik bumi dan bulan, dan sebagian kecil disebabkan gaya tarik menarik bumi dan matahari. Friedrich (1973) menyatakan bahwa pasang surut dapat memperbesar atau memperkecil pergerakan arus-arus lain, ...
Read More »Seaweed Thallus Section
One of the factors that influence the success in the cultivation of seaweed are seedlings. Seeds for plants that function to reproduce or breed tanaman.umur thallus. Seed should be used in the form of cuttings, to be healthy, young and many branches. Seedlings obtained is the end of the crop (young) generally provide good growth and harvests containing carrageenan which ...
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