First, a reasonable change of water, cultivation of fertilizer. To cultivate good shrimps and crabs, we must first cultivate good water quality. Every month or 20 days, we must use "bait" and "liquid medicine" to prevent and treat pests and diseases. It is inevitable that there will be some residual substances. In autumn, it is necessary to constantly change new water to prevent pool water from becoming “old†and maintain proper fertilizer and transparency. General shrimp pool transparency to maintain 30 cm to 36 cm.
Second, reasonable feeding, promote fat long hair. After the beginning of autumn, fresh animal food fed with shrimp will account for 60% of the feed, and daily dosage will be 7%-8% of the total shrimp. The animal feed for crabs accounts for 65% of their feed, and the daily amount for the crabs is 10% of the total amount of crabs. After September, the temperature and water temperature gradually decreased, and the daily feeding amount was reduced to 4% of shrimp and 4% to 5% of crab.
Third, rational application of pesticides, prevention and treatment of diseases. In the autumn, the prevention of pests and diseases must be perseverance and prevention. In the end, we must continue to adopt a combination of "outside elimination" and "internal administration" to prevent the occurrence of diseases and insect pests. Every 20 days or so, use chlorine dioxide shrimp and crab medicine 100 grams per acre, Quanchiposa 1, plus at the same time in the feed to add "decenotin", "calcium tablets", "oxytetracycline" and other drugs mixed bait Feeding, 1 time per month, 0.5% of the feed per use.
Dental Bib is made of 2 ply tissue and 1 ply PE film, which is used for painent examination.
The dental bibs have two different types, one type is dental bib with tie, the other type is dental bib without tie.
Different colors could be supplied, such as blue, pink, peach,yellow,green, white,lavender.
Two different sizes could be supplied such as 33*45cm, 37*45cm.
The dental bibs are approved by CE,ISO FDA certificates.
Dental Bib
Dental Bib,Disposable Dental Bib,Dental Patient Bib,Waterproof Dental Bib
Hebei Orient Imp. & Exp. Co. Ltd. , https://www.orientmedcare.com