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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Economic Botany, 46 1: Meanwhile, the new shoots grow and produce flowers within weeks of emergence if stimulated by short photoperiods of hours.

Repeated applications may be needed for season-long control. The distribution in this summary table is based on all the information available.

Cyperus difformis/NJ

Interference of purple nutsedge Cyperus rotundus population densities on bell pepper Capsicum annuum yield as influenced by nitrogen. Notes on Taxonomy and Nomenclature Top of page Cyperus rotundus is the universally accepted name.

Effects of temperature on bud-sprouting and early growth of Cyperus esculentus in the dark. Daunnya berjumlah sekitar helaian, berbentuk seperti bangun pita dengan pertulangan daun sejajar dan bagian tepi daun rata.


Notes on Taxonomy and Nomenclature Top of page C. In the uplands of Cambodia, it is described as an important rotuncus weed. According to Coskuner et al. Chemical Control EPTC may be used as a pre-plant incorporated treatment in soyabean and Phaseolus beans and, in combination with an herbicide such as dichlormid, in maize and sugarcane Labrada, Dangol, ; Moody, Cyperus chrysostachys Boeckeler Cyperus cubensis Steud.

Somaclonal variation from C. Asian Pacific Journal of Allergy and Immunology, 16 1: Don’t need the entire report? Apart from direct effects on yield, Mangoesoekarjo notes how the rhizomes and tubers of C.

Evans also notes that several pathogens are damaging ctperus C. A base temperature of Potential effects of diurnally alternating temperatures and solarization on purple nutsedge Cyperus rotundus tuber sprouting. Control of Cyperus rotundus in Sinu Valley Colombia.

European Invasive Alien Species Gateway. In addition, the tubers can survive harsh conditions, further contributing to the difficulty to eradicate the plant.

Solarization Solarization, using plastic sheets to rtundus soil temperatures, has proved highly effective in the control of C. Weed Research Oxford43 2: Weeds reported in Rice in South and Southeast Asia. Viability of caryopses of Cynodon dactylon L. Relationships among planting time, chemical weed control and weed cover in cabbage Brassica oleracea L.

Cyperaceae – Cyperus difformis L.

Tubers and seeds can be easily dispersed through agricultural activities, soil movement, by water and wind, and very often as contaminants in crop seeds Holm et al. Underground system Fibrous and reddish, without tubers, bulbs rotnudus rhizomes. Many of the species listed as natural enemies are better known as polyphagous pests of poaceous and other crops, while others such as Sipha maydis require evaluation before being klasifukasi as potential biological control agents attacking inflorescences and leaves in India Labrada, Agromyzidaea recently resurgent pest species which damages rice in Taiwan.


Cyperus rudioi Boeckeler Cyperus taylorii C. Tubers and, indeed, living shoots can be dispersed in soil attached to transplanted material, such as trees taken from a nursery.

Cyperus esculentus (nut flatsedge): Go Botany

Rich in tropical Africa. Biological control of Cyperus rotundus L. This article contains special characters.

Lescano de Rfos MC, Plant Protection Bulletin Taipei43 4: This species is a C 4 grass included in the Global Compendium of Weeds. Rotundis Journal of Agricultural Research, 78 1: