Saturday, December 19, 2020 Terms and Conditions Pedanius Dioscorides (1st century AD) recommended duckweed against St. Anthony’s fire (Erysipelas). I had no idea duckweed grows so fast. Currently, the main bio-fuel crops are. I think they are probably the most efficient nitrate suckers of all and the easiest to grow as well. You mention that you put waste in the pond, what kind of waste? I think it is an excellent topic to cover. Discussion in 'Aquatic Plants & Planted Tanks' started by Anonymous, Apr 16, 2009. Using this natural low-cost water treatment is not only good for the country but the environment as well, it's a win-win situation. In some places, it is considered an invasive species and people want to eradicate it. It can double its size in 2 days. The main challenge is the cost of commercially produced feed, it is financial impossible to produce tilapia on commercial feed alone and still compete with the price of imported frozen tilapia, hence why i started looking for an alternative feed source and came across your blog. These can be thrown away without any problem to the environment. I didn't realize the young fish ate algae. You will end up with too many fish with stunted growth. In Palestine, they are looking at using duckweed to clean their water systems as they have very limited fresh water available. Duckweed is the common name for any of 11 species of aquatic plant, known scientifically as Wolffia. Answer: It's a good question but I can't answer that. Power Ball Pythons from Mobile, AL on November 01, 2012: No problem. One night my husband armed with a flashlight, called me outside. For this, it may be better to dry it first. Hello Mary Wickison thanks for this information I just came across ur site and am a farmer from Nigeria. Although those cages could take 600 and 900 fish respectively, we had about half that amount. You can sell online on sites such as eBay. Question: Is duckweed good for my outdoor guppy and guppy fry ponds? If we had bought the fish too small, they would have passed through the netting and into the lake. Keep me posted as I'm sure other readers would like to know as well. For pond owners, duckweed is seen as a real nuisance. It was all a matter of getting enough circulation to keep the tank clean and having the water be still enough that the duckweed would survive. Points me in a whole new direction. Duckweed can clean this water by absorbing the resulting chemicals. If the roots are long, there isn't enough food for it to grow. Benefits of Duckweed. I had no idea it was so useful! Growing duckweed allowed us to cut our food bill in half! I imagine there is a market for this as I have recently read about a company which uses leaves to form disposable eating plates. Duckweed has proven to be an ideal feed for tilapia when raising fish aquaponically. Sharing. However it has so many uses. Do you know if this is being done in many locations, many countries? With regards to drinking water, be careful. This makes it either a formidable enemy or a fantastic ally. A big thank you goes out to all my fellow duckweed enthusiasts from around the world who have been kind enough to share their… Answer: For introducing it, wait until any chance of frost has passed. Do they only eat duckweed? These take up vast areas of farmland, often in third world countries, which could be used to grow food crops for the local population instead of crops which will be made into bio-fuel and sold to the westernized first world countries. Mary Wickison (author) from Brazil on April 03, 2013: Glad you found it useful. Remember, in the wild duckweed will be growing in a pond which likely will have a build-up of silt and so will be dark and shallow. Through her articles, she shares insights and tips to make your farm more profitable. Remember, you've added a lot of manure to the water, and you don't want to drink that. Using duckweed every other day helps offset some of the problems associated with the ammonium buildup because it is a natural product. This plant has the ability to reproduce rapidly, it can double in just 16 hours - 2 days, depending on its growing environment. However, duckweed is easily spread from one pond to another. 1563), a Danish humanist and a … Nature has a cure for so many (perhaps all) of our ills. For our five ponds, we hired a backhoe and driver. I can't keep it alive actually, so I am thankful for that. They are very green, as you can imagine, and initially smell rather like a wet dog (but that fades, fortunately). Our lakes are governed by the water table and rise and fall as the rains come and go. I didn't try moringa but I can see no reason not to try it. I'm searching for information about feeding tilapia with duckweed in Biofloc Technolgy grow up systems. Many a night, during the mating season, we have many frogs in the duckweed ponds. There certainly are benefits; the best-known one for aquariums is the plant’s extremely fast uptake of nutrients from the water, particularly nitrates. We still feed them a commercially prepared pellet food every other day as this ensures all the nutritional requirements of the fish are met. Thank You to Mrs. Theresa (Phdast7) once again today for sharing another great article! If they don't, remove as much as you can because it will spread. It can be dried or green. ). Plus the bigger they got, the more they ate! Australia too has a horrendous problem with them. I would say duckweed could be an ideal way to help feed your catfish and reduce feeding costs. Scientists are working on ways to utilize duckweed as a bio-fuel. In our region of Brazil, the UV light from the sun is in the extreme category. You have done a wonderful job of explaining why as well as the way you are growing duckweed. Mary Wickison (author) from Brazil on October 13, 2017: We had the Nile tilapia.Here in Brazil, it is the most common for fish farming because it grows so quickly. Yes, it may well be all over the place. Watch this space. December 10, 2019 admin Marijuana Medical Benefits 20. We are now using it as a fertilizer on our 400 young coconut trees. Mary Wickison (author) from Brazil on March 19, 2015: Thank you for your kind words, vote and sharing. At the time I wrote it we were farming tilapia and built our duckweed ponds as a way of saving money on the food. I wish you every luck with your enterprise in Brazil. I think that is one of the benefits of the internet, sharing knowledge with each other. It goes into the mud and waits to resurface and start reproducing when the rain starts. Suck on the end until water begins to flow out. So often the western world would rather take a pill than use something herbal or natural. Mary Wickison (author) from Brazil on November 22, 2017: Your question has several factors. Duckweed for human nutrition: no cytotoxic and no anti-proliferative effects on human cell lines. We used a swimming pool net to take it out of our ponds and filled up a large plastic box. For some duckweed is a menace, for others it's a Godsend. We weren't recycling our water though. Mary Wickison (author) from Brazil on October 06, 2013: I enjoy looking at it also. Question: Do you have a problem with the water in your shallow ponds getting too warm under the sun, especially with black liners? Mary Wickison (author) from Brazil on May 20, 2015: You're very welcome, I am pleased you enjoyed it. For our algae problem in our lake, we decided to fill in two of our lakes after removing as many fish as possible. I find it amazing how fast that plant can grow. Happy from Toronto, Canada on June 14, 2012: "The reason we decided to grow duckweed is to feed our tilapia. Other plants are being grown for bio-fuel but none grow with the rapidity of duckweed. Thank you for your vote and sharing. This restriction has potential adverse effects on algal growth. The deprivation of oxygen kills fish, but can also cause problems with the good green algae found in non-moving waters. Young tilapia can survive by eating algae and this is one way tilapia farmers save on the food bill. Eat the weed become a problem if you had fed it to their feet and they ate long way our. Prepared pellet food every other day as this ensures all the nutritional requirements of the far East, 's... Benefit in doing so the salt in the water and now premix manure... 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