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Imperata cylindrica (commonly known as cogongrass / k oʊ ˈ ɡ oʊ n / or kunai grass / ˈ k uː n aɪ / [1] [3]) is a species of perennial rhizomatous grass native to tropical and subtropical Asia, Micronesia, Melanesia, Australia, Africa, and Southern Europe. It has also been introduced to Latin America, the Caribbean, and the Southeastern ...
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Heliotropism, a form of tropism, is the diurnal or seasonal motion of plant parts (flowers or leaves) in response to the direction of the Sun. The habit of some plants to move in the direction of the Sun, a form of tropism, was already known by the Ancient Greeks. They named one of those plants after that property Heliotropium, meaning "sun turn".
Dry leaves, along with dry grass, dead plants, wood chips, shredded paper, and sawdust are examples of carbon to place in the compost. Oxygen or green material includes grass clippings, produce ...
A simpler method of making panels from leaves is called pawid, which is simply thatching. It predominantly uses nipa palm leaves, and is the origin of the name of the nipa hut. But it can also use other materials like coconut leaves, anahaw leaves, and even cogon grass. They are made by simply folding the leaves once around a split bamboo stick ...
The species' range once covered the shoreline up to at least 2,000 m above sea level. Its habitat is in dense cogon grassland, and primary and secondary forest. Most of its habitat consists of areas where its diet of young shoots of cogon grass and young low-growing leaves and buds are plentiful.
Sword grass may refer to: Some species of grasses with blades that are sharp enough to cut human skin (this is because they contain many silica phytoliths , a hardening material in many plants. The sharp blades help to discourage herbivores from grazing (also protecting the grasses around it)), including:
Symptoms of nitrogen deficiencies in plants is general chlorosis of the leaves, which is when leaves turn pale green, and leaves cup upwards quite severely in deficient plants. [4] Nitrogen deficiencies also cause leaves to remain small, and drop prematurely, resulting in less photosynthesis occurring in the plant, and fewer, smaller tubers can ...