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Azolla filiculoides root cross section Azolla covering the Canning River, Western Australia Azolla is a highly productive plant . It can double its biomass in as little as 1.9 days, [ 13 ] depending on growing conditions, and yield can reach 8–10 tonnes fresh matter/ha in Asian rice fields. 37.8 t fresh weight/ha (2.78 t/ha dry weight) has ...
Azolla filiculoides (water fern) is a species of aquatic fern. It is native to warm temperate and tropical regions of the Americas , and has been introduced to Europe , North and sub-Saharan Africa , China , Japan , New Zealand , Australia , the Caribbean and Hawaii .
Azolla pinnata is a species of fern known by several common names, including mosquitofern, [2] feathered mosquitofern and water velvet. It is native to much of Africa, Asia (Brunei Darussalam, China, India, Japan, Korea, and the Philippines) and parts of Australia. It is an aquatic plant, it is found
Azolla cristata , the Carolina mosquitofern, [3] Carolina azolla or water velvet, is a species of Azolla native to the Americas, in eastern North America from southern Ontario southward, and from the east coast west to Wisconsin and Texas, and in the Caribbean, and in Central and South America from southeastern Mexico south to northern Argentina and Uruguay.
By 1930, Ferry was growing most of its seed in California, and the two firms had complementary businesses. [8] A merger made sense for both companies, and in 1930 they combined to form the Ferry-Morse Company. [5] The combined firm became the largest seed distribution company in the world. [8]
Sudan's civil war is starving millions of civilians, who rely largely on foreign aid that has come from the U.S. more than anywhere else.
The upper lobe of the leaf is larger than the lower, in contrast to A. filiculoides where the lower leaf is larger in outline. [2] The sporocarps are in groups of four, not in pairs such as in the other species. The plant never attains a red color, such as is often seen towards the end of the growing season in all other Azolla species. [3]
The most spread alien plant in Europe was Elodea canadensis (Found in 41 European countries) followed by Azolla filiculoides in 25 countries and Vallisneria spiralis in 22 countries. [56] The countries with the most recorded alien aquatic plant species were France and Italy with 30 species followed by Germany with 27 species, and Belgium and ...