KLASIFIKASI CYPERUS ROTUNDUS PDF

Common Name: variable flatsedge. Family Name: Cuscutaceae Species Code: CYDI Native Range: Southern Europe, Africa, Asia, and. Whole plants, Roots fibrous; tubers dark brown to black, irregularly shaped, cm long when fully grown. Each tuber has an apical bud and several lateral buds . Plants also recover quickly after fire and can tolerate at least several weeks of deep flooding (Cook et al., ). Currently, C. dactylon is listed.

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Dairy Science Journal, 86 4: Agronomy Journal, 94 1: It has been reported in more than 90 countries where it grows as a weed infesting at least 52 different crops worldwide More Zenkoku Noson Kyoiku Kyokai.

It tolerates high soil moisture much better than C. Also cultivators, chisels and drilling equipment allow runners and rhizomes to be cypers away from a given source.

Glyphosate will kill some of the tubers along with most other plants and repeated application can be successful. Competition between corn Zea mays and bermudagrass Cynodon dactylon in relation to the crop plant arrangement.

It also benefits from human-related activities. Smithsonian Contributions to Botany, Chemical Control Like C. Introduction Once established, C.

KLASIFIKASI DAN CIRI CIRI MORFOLOGI RUMPUT TEKI

Its range at increasing latitudes and altitudes is limited by cold temperatures. The names “nut grass” and “nut sedge” — shared with the related species Cyperus esculentus — are derived from its tubersthat somewhat resemble nutsalthough botanically they have nothing to do with nuts. The inflorescence is a terminal, open umbel subtended by several leafy bracts. Cotyledons First leaves General habit A tufted plant up to 50 cm high. The name Cynodon dactylon is universally accepted for this common, widespread weed.

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Title Blade, ligule and sheath – line drawing.

Cyperus iria

European Invasive Alien Species Gateway. The digestibility of stocked material is severely decreased, implying a loss in forage quality Vaz Martins, Weeds of rice in West Africa. Development and commercialization of rust Puccinia canaliculata for biological control of yellow nutsedge Cyperus esculentus L.

When several references are cited, they may give conflicting information on the status. Roots fibrous; tubers dark brown to black, irregularly shaped, cm long when fully grown.

The decline of a yellow nutsedge Cyperus esculentus L. Species richness and percent exotics are negatively correlated for the banks, but not correlated for the floors.

In particular, increased temperature favours root growth and causes a high root: Influence of red nutgrass Cyperus rotundus on growth and development of some crop plants. World Wide Web at http: The ligule is very short but with a conspicuous fringe of white hairs. Weeds of the West Indies and Mauritius. Anais do Instituto Superior de Agronomia, In traditional Chinese medicineC.

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Cyperaceae – Cyperus difformis L.

They found that metam-sodium plus several herbicide combinations gave acceptable control. Weed Research Oxford48 1: Nutgrass spreading in the field: Eastern Africa weeds control. Distribution Top of page C. Effect ycperus mowing on perennial sedges. Weed Science, 21 1: The World’s Worst Weeds. Uses Top of page Parsons and Cuthbertson claim that C. Grasses of the Soviet Union.

With the exception of halosulforon, the sulfonylurea herbicide group has not generally been effective, though it has been noted that tuber development was adversely affected by cypperus concentrations of pyrazosulfuron Ogasawara et al. Invasive plant species on Niue following Cyclone Heta.

University Press of Hawaii. University of the West Indies. Weed Research Oxford42 2: Arabs of the Levant traditionally use roasted tubers, while they are still hot, or hot ashes from burned tubers, for woundsbruisesand carbuncles. Infestations can build up rapidly because the plant producers large quantities of seedwhich can germinate at any time of the klasifikxsi, and it completes its cycle in weeks, so that several generations can grow in one year Ivens,