A handbbok on Weed Control in Rice.pdf
A handbbok on Weed Control in Rice.pdf
A handbbok on Weed Control in Rice.pdf
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Upland rice weeds / POACEAE (grass family)<br />
<strong>Weed</strong> name: lmperata cyl<strong>in</strong>drica (L.)<br />
Raeuschel<br />
Syn<strong>on</strong>yms: N<strong>on</strong>e<br />
Local names:<br />
Country Comm<strong>on</strong> name<br />
Argent<strong>in</strong>a carrizo marciego (Spanish)<br />
Cambodia sbauv (Khmer)<br />
Camero<strong>on</strong> baya<br />
Fiji pi<br />
France imperate<br />
Ghana segogro (Twi)<br />
India dabh<br />
Ind<strong>on</strong>esia alang-alang<br />
Ivory Coast nse<br />
Kenya nyeki<br />
Madagascar tena<br />
Mauritius lalang<br />
Nigeria ekan (Yoruba)<br />
Philipp<strong>in</strong>es kog<strong>on</strong> (Tagalog)<br />
Tanzania motomoto<br />
Thailand yoa khaa<br />
USA cog<strong>on</strong>grass<br />
Zimbabwe ibamba<br />
Llfe cycle: A perennial grass that<br />
grows as tall as 120 cm. Propagates<br />
by seeds and creep<strong>in</strong>g rhizomes.<br />
Seeds have little or no dormancy.<br />
Habitat: Adapted to dry and moist<br />
soils.<br />
<strong>Weed</strong>y nature: Produces large<br />
amounts of seeds and a tremendous<br />
mass of rhizomes, which make weed<br />
c<strong>on</strong>trol by any means difficult.<br />
Agricultural c<strong>on</strong>cern: A serious<br />
weed <strong>in</strong> upland areas. Many <strong>in</strong>fested<br />
ricefields are aband<strong>on</strong>ed.<br />
Rhizomes<br />
Mature plant<br />
Inflorescence<br />
Seed, magnified<br />
<strong>Weed</strong>s worldwide 35
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