Aquaculture Pond Cakes Trial Report
Aquaculture Pond Cakes
Conducted product trials for Aquaculture Pond Cakes at Nellore, Telangana, India. The trial results shows - increased levels of Dissolved Oxygen, decreased levels of Ammonia, improvement of plankton cell density and control of Vibrio sp
Aquaculture Pond Cakes - Trial Report:
Name of the Products = SludgNil and OxyZen
Pond details:
Water spread area = 1.0 acre
DOC = 96 days
Stocking density = 35,000
Species under culture = Penaeus monodon
Average Body weight = 18 gm
Daily feed = 16 kg
Dosage applied = 12 cakes/acre
I Dose | II Dose* | |||||
Parameter | Before | After 24 hrs | After 72 hrs | Before | After 24 hrs | After 72 hrs |
Temperature | 29.4 | 30 | 30.5 | 30 | 31 | 31 |
pH | 7.86 | 7.9 | 7.92 | 8.04 | 8.02 | 8.08 |
Salinity | 4.8 | 5 | 5 | 5 | 5.2 | 5.2 |
Alkalinity | 220 | 210 | 220 | 190 | 200 | 200 |
Hardness | 740 | 730 | 740 | 790 | 790 | 800 |
DO 6 AM | 1.9 | 2.3 | 3 | 2.8 | 2.9 | 3.4 |
3 PM | 6.8 | 7.5 | 8.8 | 9 | 8.5 | 9.6 |
Ammonia | 0.38 | 0.24 | 0.13 | 0.08 | 0 | 0 |
Nitrites | 0.04 | 0 | 0 | 0 | 0 | 0 |
Nitrates | 0.09 | 0 | 0 | 0 | 0 | 0 |
H2S | 0 | 0 | 0 | 0 | 0 | 0 |
Plankton cells/ml | 24000 | 29000 | 36000 | 34000 | 36000 | 44000 |
Total Vibrio CFU/ml | 230 | 280 | 200 | 160 | 180 | 130 |
* II dose of cakes applied on 8th day i.e. on 104 DOC
Average body weight after 106 day = 21.6 gm (3.6 gm gain in 10 days)
2x1HP paddle wheel aerators were running between 1 AM to 8 AM daily
Average FCR as on 106th day = 1 : 1.25
Trials are conducted at : Nellore, Andhra Pradesh, India.
Related news
Shrimp growth rate is considered the primary factor in affecting pond profitability in typical shrimp farming under normal production conditions
Selva Shrimp, produced in harmony with mangrove forests in Vietnam, makes believers out of discerning buyers.
Aside from temperature and dissolved oxygen, pH is likely the most commonly measured water quality variable in aquaculture.
Acute hepatopancreatic necrosis disease (AHPND), also commonly known as Early Mortality Syndrome (EMS), is a serious, major global disease of farmed shrimp
The authors conducted a preliminary analysis of data from experimental trials performed in 2014 to evaluate whether there is genetic resistance to WSS and AHPND