Pasang merupakan suatu gelombang yang frekuensinya rendah dan pada umumnya intensitas terjadinya lebih kecil dari dua kali sehari. Pergerakan pasang ini disebabkan oleh adanya gaya tarik dari benda-benda angkasa terhadap massa air di bumi. Gerakan ini juga dipengaruhi oleh rotasi bumi sendiri serta letak pulau dan benua. Oleh sebab itu tinggi rendahnya gerakan pasang di bumi terutama ditentukan oleh jarak ...
Read More »Growth Factor Type Seaweed
Internal factors are factors that affect the growth of seaweed in the body itself. Internal factors that affect the growth of seaweed include: Type Type of seaweed that has been widely cultivated in brackish waters is Gracilaria sp. Gracilaria also have some kind of nice to be cultivated among others Gracilaria verucosa, Gracilaria eucheumoides, and Gracilaria folifera. But these three ...
Read More »Artificial Seaweed Cultivation
In the seaweed cultivation is done dibak concrete or maintenance is covered as spray cultivation techniques that have been developed in Indonesia is relatively easier maintenance as well as planting more controlled area is not too large it easier in everyday care. Care required for maintenance covered inter alia the control channel or water circulation and continuous observation of water ...
Read More »Pemanfaatan Arus dan Pergerakkan Air
Adanya pergerakan air ini, mengakibatkan terjadinya perputaran (sirkulasi) panas,zat-zat terlarut dan jasad-jasad perairan. Dengan pergerakan air ini menimbulkan aliran yang tidak tetap (turbulensi) dan kecepatan massa air. Gerak turbulensi yang menjadi besar biasa disebut “sistem arus” yang terdiri dari: a) Sistem arus tidak periodik. Sistem arus ini merupakan aliran air satu arah. Pergerakan air ini disebabkan oleh: (1) Perbedaan penyebaran ...
Read More »Infection Plant Cultivation
Cultivated plants will be faster infected when there are a lot of scars because it will be the entrance for pathogenic bacteria. Bacterial infections that cause disease in thallus ice ice can occur in several ways which infected the wound cuts (cuttings for seed), wounds caused by fish bites, injuries from seeds bond too tightly and enter through the pores ...
Read More »Natural Salinity Waters
Salinity who do not comply can thwart breeding and hamper growth. Mussels, clams and oysters blood are the types of shellfish that live in estuaries. Variations of natural salinity estuaries in Indonesia ranged between 15-32%. Results of research on mussels indicates that the salinity of 15% of the shellfish can cause death. The success of shellfish seed blood to stick ...
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