Coexistence between microorganisms and plants takes place in the root zone of plants, because in this area provided a number of compounds required by a microorganism for the life and activities. This compound is in the form of root exudates useful as a source of C, N and energy for microorganisms, ranging from a simple organic compounds up to complex ...
Read More »Basic Mud Pool / Pond
Value potential redok pond bottom mud showed that soil conditions can be used to follow the progress of chemical reactions and biological phenomena in the pond. With redox potential negative value indicates the reduction reaction, which can produce compounds that are toxic to shrimp like compound sulphide (H₂S), nitrite and ammonia. Therefore, it is important to observe basic mud during ...
Read More »Pengertian Parasit Pada Ikan
Parasit adalah suatu organisme yang hidup pada organ luar atau pada organ dalam organisme lain (berbeda spesies), yang bersifat merugikan. Organisme parasit terdiri dari protozoa, jamur, serangga tingkat rendah, cacing dan lain-lain. Parasit dapat menyebabkan ikan sakit. Berdasarkan tempat tinggal parasit dikelompokan menjadi 2 golongan; 1) Ecto-parasit (external parasite); yaitu parasit yang hidup pada organ tubuh sebelah luar dari inangnya. ...
Read More »Penyakit Akibat Crustacea Lernae sp
Kutu jarum, atau kutu jangkar merupakan parasit ikan berukuran besar yang sering menyerang ikan. Kutu ini pada umumnya lebih sering menyerang ikan yang dipelihara di kolam dibandingkan dengan di akuarium. Disebut sebagai kutu jarum karena penampilannya sepintas mirip sebuah jarum yang menancap pada tubuh ikan terserang. Sedangkan disebut sebagai kutu jangkar, karena hewan ini menancapkan kepalanya kedalam tubuh ikan dengan ...
Read More »Types of Paper Packaging
There are two main types of paper used, namely rough paper and soft paper. Paper used as packaging is a type of coarse paper, while fine paper is used for writing paper that is for books and paper covers. The most powerful packaging paper is kraft paper with natural color, made from softwood with sulphate process. Here are some types ...
Read More »Understanding Parasites in Fish
Parasite is an organism that lives on beyond the organ or the organ in another organism (different species), which are harmful. Parasitic organisms consists of protozoa, fungi, insect low level, worms and others. Parasites can cause sick fish. Based dwelling parasites are grouped into 2 groups; 1) Ecto-parasites (external parasites); ie parasites that live on organs outside of its host. ...
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