Second, the breeding pool to prepare nursery pool requires sufficient water, drainage and irrigation facilities, no pollution, the area is generally 1 - 2 acres, water depth 1 - 1.5 meters. Remove excess sludge before use and thoroughly clear the pond with quicklime. After the efficacy disappears, filter it with 80 mesh sieve and pour in new water.
Third, the selection of broodstock can be caught in breeding ponds or natural waters. The time is generally in early May. Individuals of broodstock are required to be more than 5 cm, with well-developed gonads or large amounts of eggs, complete limbs, and health-free disease. Non-breeding season male and female ratio of 2: 1 or 3: 1, the breeding season, females can only be moved.
Fourth, the broodstock stocking is best to pick those brooding eggs that have appeared in the eyes of the broodstock, so that the specifications of the breeding of shrimp are neat. Mu broodstock is generally about 10 kilograms, can be directly into the breeding pool. Preferably placed in dilute shallow water pond mesh cages (size 100X70X50 cm), will be selected according to berried shrimp into the carton kg --1 0.5 g, shrimp eggs hatch after extraction cage broodstock Listed for sale.
Fifth, broodstock rearing broodstock broodstock into the pond or cage, feed once a day, feed varieties are crushed snail, oyster meat, vegetables cake, bean cake, bran and other animal and plant food. Per administration accounted for 5% of the total weight of the fear of broodstock --7%, based on the degree of 1--2 hours after eating, and to frequently clean slate cages, so that ligand exchange cabinets external water flow, to maintain good water quality.
Sixth, the cultivation of shrimp When the oviparous egg membrane transparent, the emergence of eye spots, indicating that the juvenile larvae will hatch, this time can be applied to the pool of fermented pigs, cow dung and other organic fertilizer, used to cultivate Zooplankton, cladocera, copepods and other zooplankton are used for shrimp seedlings. After hatching shrimp, every 4--5 days applied to the pool of organic fertilizer, 100 - 150 kg per acre, to keep the number of natural biological bait. If the amount of zooplankton is insufficient, the amount of fertilizer can be increased, or 1.5 to 2 kg of soybean slurry per acre can be poured and fed every day.
7. After the shrimps have been out of the pond for about one month, the larvae become metamorphosed into prawns after repeated molting. When the body length is about 1 cm, the fish should be cultured in a timely manner. Shrimp fishing methods include gauze netting, light trapping, and water trapping.
Anion Sanitary Napkin with below size: 245mm, 280mm, 300mm, 320mm, 350mm, 400mm. It is with Anion, negative on and the ultra thin SAP paper absorbs liquid quickly and provides more protection.
The main material: Perforated non-woven topsheet, USA fluff pulp, Japan Sumitomo SAP, Tissue paper, Airlaid paper, Breathable PE film backsheet , release paper, anion chip
Function:
1)Soft and dry perforated or non-woven top sheet
2)Wing type soft-dry cover is easy to prevent side leakage
280mm |
150ml |
9g |
10pieces/pack |
300mm |
180ml |
9.5g |
10pieces/pack |
320mm |
190ml |
10g |
10pieces/pack |
350mm |
220ml |
11g |
10pieces/pack |
400mm |
230ml |
23g |
10pieces/pack |
SANITARY PAD STRUCTURE
- 1st layer: Cottony smooth non-woven(better absorbency which give ultra comfort)
- 2 ed layer: Woven cloth anion chip(which contains 6100 anion per cubic cm. It works naturally to relieve menstrual discomforts)
- 3 rd layer: Air-laid paper(360 degree tightly wrapped, not easy causes napkins deformities)
- 4th layer: Super absorbent polymer(effectively blocks the water more than ten times, keep dry)
- 5th layer: Professional diversion layer(can accelerate the liquid proliferate rapidly, is helpful to flicker attracts, prevents the side to leak)
- 6th layer: Air-lair paper(enhance freshness, provides maximum absorbency per sanitary pad)
- 7th layer: Breathable PE film bottom layer(air ventilation)
- 8th layer: Adhesive glue release paper)specially designed back adhesive which conforms to human ergonomics)
Product show:
Anion Sanitary Napkin
Anion Sanitary Napkin,Negative Ion Sanitary Napkin,Anion Sanitary Napkin Pad,Anion Biodegradable Sanitary Napkin
Tianjin Jiao rou Sanitary product company , http://www.tjsanitary.com