Ulva lactuca in particular for the use as organic fertiliser will be discussed. There is a longer, leafier version called ulva intestinalis gutweed which is also super tasty. It can also serve as a food source for hungry herbivores such as yellow tangs. Ulva lactuca acts a vital potential marine energy crop.
The effects of hyper and hyposaline stresses on the levels of various inorganic and organic solutes inulva lactuca have been recorded. Descargar version bilingue inglesespanol en formato pdf. In some parts of the world, people eat sea lettuce in soups and salads. The functional properties swc, whc and ohc of this alga varied with temperatures. The aim of this chapter is to gain insights from literature on the suitability of ulva lactuca as organic fertiliser. Some studies gave a value of 32% for protein content of ulva lactuca, but this rate appears to be a seasonal high value. The sea lettuces comprise the genus ulva, a group of edible green algae that is widely distributed along the coasts of the worlds oceans. Aptly named sea lettuce, ulva lactuca is the salad greens of sea vegetables. Ulva lactuca is a thin flat green algae growing from a discoid holdfast. The type species within the genus ulva is ulva lactuca, lactuca being latin for lettuce. The green alga specimens ulva lactuca linnaeus were collected in april 2009 during a low tide at alqusayr the protective role of ulva lactuca against genotoxic and biochemical effects induced by. Hydrolyzed ulva lactuca extract is a hydrolysate of ulva lactuca extract q.
Articulo original original article correspondencia. However, higher protein contents were recorded for certain red seaweeds. University of cape town,faculty of science,department of biological sciences, 2003 cited yyyy month dd. In this respect ulva lactuca l, a green macro algae and. Page designed through the cooperative efforts of interagency itis teams. Wiggers, 1780 ulva crassa kjellman, 1877 ulva fasciata delile ulva lactuca f.
The chemical composition and some biological properties of four algae ulva rigida, codium. Ulva pertusa which is frequently consumed under the name aonori by japanese people shows a high protein level 26% of dry weight table 9. This study aimed to evaluate the effects of diet containing the green macroalgae, ulva lactuca, on the growth performance, feed utilization and body composition of african catfish clarias gariepinus. Ulva lactuca, uma alga verde da divisao chlorophyta, e a especie tipica do genero ulva, tambem conhecida pelo nome mais geral alfacedomar 1. Delicious when raw with a distinctive flavor and aroma, sea lettuce is exceptionally rich in nutrients.
Ulva is an excellent addition to marine aquariums in need of more cover for fish and invertebrates. Ulva lactuca, also known by the common name sea lettuce, is an edible green alga in the division chlorophyta. Nutritional value of green seaweed ulva lactuca for broiler chickens. Hydrolyzed ulva lactuca extract skin deep cosmetics. Pdf nutritional value of green seaweed ulva lactuca. Large masses of sea lettuce are often an indicator of nutrient pollution in the water. Flavonoids, tannins, quinones, lipids, carbohydrates, and steroids were identified in both species. Leong introduction this gently crescent shaped shawl is knitted sideways, from tip to tip all in one piece. Steady state osmotic adaptation in ulva lactuca springerlink.
Highlights ulva lactuca seaweed is a rich source of nutrients and fibre 54% ww. The cultivation of ulva lactuca chlorophyta in an integrated aquaculture system, for the production of abalone feed and the bioremediation of aquaculture effluent. This leafy, bright green seaweed can be eaten in salads or added to soups. In mactan island cebu, central philippines, at least two species constitute the ulva population, either as freeliving or attached form. Hosted by the usgs core science analytics and synthesis.
Potential use of green macroalgae ulva lactuca as a feed. The high content of mineral in this alga shows its high bioaccumulation capacity. Sea lettuce ulva lactuca is a green algae thats found clinging to rocks in the intertidal zone, between the high and low tide mark. Pdf evaluation of bioethanol production from ulva lactuca. Ulva lactuca, also known by the common name sea lettuce, is an edible green alga in the family ulvaceae. Su pigmentacion varia desde amarillo verdoso hasta. Theres quite a few varieties worldwide but they all look largely similar, and like lettuce.
When abundant, sea lettuce can smother bay grasses growing in the shallows. Las hojas masculinas tienen borde verde amarillento. Research article the protective role of ulva lactuca. Chemical composition and functional properties of ulva.
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