why azolla is called mosquito fern?
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The myth that no mosquito can penetrate the coating of fern to lay its eggs in the water gives the plant its common name "mosquito fern". As an additional benefit to its role as a paddy biofertilizer, however, Azolla spp. have been used to control mosquito larvae in rice fields.
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Aphids are common insects that damage zinnias when they puncture the leaves and stem to feed on the sap, or juice of the plant. Other pests, such as mites and scales, also damage zinnias by feeding on the sap.
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A Florida native plant, the Giant Sword fern (also called the Macho fern) grows about 3 feet tall and almost as wide. The Sword fern or Boston fern grows about two feet tall. ... Holly ferns do not spread and grow to about two feet tall. They have large, glossy leaves.
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Azolla silage as feed for growing pigs. Aside from being used as green manure by farmers, Azolla can also be used as feed supplement for growing pigs. It has a crude protein content of 17-28% and contains amino acids, vitamins and trace minerals. Unlike ipil-ipil (Leucaena), Azolla has no toxic substance (mimosine).
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Nephrolepis exaltata, commonly called sword fern or Boston fern, is native to Florida, West Indies, Mexico, Central America, South America, Polynesia and Africa. It is an evergreen fern that grows with an upright spreading habit to 3' tall and as wide. In its native habitat, it may grow to as much as 7' tall.
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But one of the most fascinating of all plant marriages involves a tiny aquatic water fern (Azolla) and a microscopic filamentous blue-green alga or cyanobacterium (Anabaena azollae). They grow together at the surface of quiet streams and ponds throughout tropical and temperate regions of the world.
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The word epazote derives from Nahuatl, the language spoken by Mexican Aztecs and their ancestors. ... In English it is sometimes called goosefoot, skunk weed, wormseed, or Mexican tea; the last two of these terms allude to its medicinal use to combat intestinal parasites.
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Zimm. A fern (Polypodiopsida or Polypodiophyta) is a member of a group of vascular plants (plants with xylem and phloem) that reproduce via spores and have neither seeds nor flowers.
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The name maidenhair fern actually refers to the Adiantum genus of about 200 different species that grow around the world, everywhere from New Zealand to the Andes. Many varieties are especially suited to growing on rock walls around waterfalls, where the water seepage and moisture in the air keeps them from drying out.
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The African marigolds (Tagetes erecta) have large, double, yellow-to-orange flowers from midsummer to frost. ... African marigolds are also referred to as American marigolds. The French marigolds (Tagetes patula) are smaller, bushier plants with flowers up to 2 inches across.
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Pothos, (Epipremnum aureum), also called golden pothos, money plant, or devil's ivy, hardy indoor foliage plant of the arum family (Araceae) native to southeastern Asia. It resembles, and thus is often confused with, the common philodendron.
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Waterleaf is an edible leafy vegetable that belongs to the Portulacea family, It is called Efo Gbure in Yoruba; Mgbolodi in Igbo, Ebe–dondon in Edo, Alenruwa (in Hausa) and in English is nicknamed Philippine spinach, sweetheart, flame flower, Florida spinach,Ceylon spinach,waterleaf, cariru, Surinam purslane, potherb ...
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Answer and Explanation: Algae and ferns are both green because both are plants that rely on the production of chlorophyll to create their food.
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Any water garden or pond that is rich in algae or other types of plants will form a perfect breeding spot for mosquitoes. This is because the mosquito pupae consume the greens, but by reducing the algae and plants their population will decline dramatically.
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Azaleas are carefree and easy to grow, bloom heavily and reward us with years of dependable beauty with very little attention. Some are deciduous, meaning they lose their leaves each fall, and others are evergreen.
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Pteridophytes (ferns and lycophytes) are free-sporing vascular plants that have a life cycle with alternating, free-living gametophyte and sporophyte phases that are independent at maturity. The body of the sporophyte is well differentiated into roots, stem and leaves. The root system is always adventitious.
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It is not possible to generalize because some ferns are poisonous and others are not. Bracken fern is found all over the world and contains a toxic principle called ptaquiloside which is both poisonous and carcinogenic.