March 2020 – news24s.info

Some of the most dangerous shark for people

Posted on March 22, 2020 by admin

Sharks do not normally attack people. We are not natural prey. We were attacked because we like the natural prey and sharks in the confusion. For example we like a children swimming in the water and seals for grease supply sharks so 90% of the shark attack is only the shark’s mistakes. Shark attacks are few and only a few are assassins. In this list I arrange the shark species based on their aggressive and…

Diseases in the shedding process of shrimp larvae, how to solve it

Posted on March 15, 2020 by admin

The moulting problem of larvae may be encountered during rearing, but usually occurs during the large postlarvae stage and may include the larvae being unable to get out of the old corpse, stain and other deformation contaminants. Moulting is a common feature of larval rearing, any imbalance in the culture medium, the health of the larvae, or the increase of pathogens can all influence the moulting process. larval. All recommendations for the prevention and treatment…