MAIZE COMMELINA BENGHALENSIS PDF

Commelina benghalensis can be an annual or perennial herb. . soybeans, cotton, maize, sugarcane, cassava, peanuts, pineapples, cowpeas. While studying the fate of Commelina benghalensis L. after simulated rumen digestion, The seed produces a bread similar to corn bread, with a cocoa flavor . Zea mays (maize). Description. C. benghalensis belongs to a family with species with distinct characteristics. C. benghalensis has creeping stems.

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However, young plants in cereal crops are susceptible to 2,4-D and related herbicides. A guide to the recognition of more important arable weeds of crops. This publication is a concise fact sheet on Benghal dayflower, otherwise known as Commelina benghalensis. Leaf bengualensis mass accumulation was more sensitive than the production of stem.

Arable weeds of Zimbabwe. Mowing efficiency depends largely on the particular weed species, their frequency in the area, the stage of plant development, the rate of soil commelnia by the crop Queiroz et al.

Management of Bidens pilosa and Commelina benghalensis in organic corn cultivation under no-tillage

Thus, the interaction among these properties was unfolded, focusing on the forms of management for each weed species. Monographiae Phanerogamarum Prodromi in Latin.

The differences in height of crops and weeds can be partly considered as an interaction during the competition for light. It is one of the troublesome weeds which affects several crops in Eastern and Southern Africa, sugarcane in the Philippines, maize in India, Indonesia, the Philippines and Taiwan and pineapples in Taiwan and Swaziland.

As the interaction between weed species and the management techniques was unfolded, it was found that the treatment with two mowings 2W had lower average plant height in relation to others, and it was considered the best result in the growth control of these plants, especially B. Bengal dayflower Inteja in Banana-Rwanda. In other projects Wikimedia Commons Wikispecies. Commelina benghalensis acts as a herbaceous perennial in its native range and as an annual weed in the southeastern United States.

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Carson, ; Holm et al. The plant is used for medicinal purposes by many African tribes for treating sore throats, eyes and burns.

It is likely that the corn plants and C.

Given the above, this study evaluated the effect of mowing Bidens pilosa and Commelina benghalensis plants at different times, whether or not benghaoensis in competition with corn, on the development of such weeds. For further information, we recommend you visit the following resources: Two densities in coexistence with maize were evaluated: The rate of reproduction of this plant rivals that of any agronomic weed Prostko, ; Webster et al.

Aerial and subaerial branch flowers have five ovules per ovary; underground branch flowers have three. Commelina benghalensis is listed as one commeluna the world’s worst weeds, affecting 25 crops in 29 countries Webster et al. However, the use of mowings proved ineffective for the control of C. Flowers are subtended by bracts with their edges fused to a length of about 10 mm to form a flattened funnel-shaped spathe, 1. Table 1 shows the chemical properties of the soil. There was no benghaelnsis between the species in the number of total leaves, considering the different management techniques used.

Clarke [3] Commelina uncata C.

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Removal by pulling or use of a tool such as a hoe, or mechanical cultivation have a benghalsnsis, but usually low, degree of success due to the regenerative properties of C. Subterranean seeds had a more pronounced light requirement for germination and a higher optimum germination temperature 28 v. Before the pots were filled, the soil was air dried, crumbled benghalehsis sieved through a 20 mm mesh.

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Impact of Tillage and Hervicides on Tropical Spiderwort. How to cite this article.

Weed interference on growth and yield of transgenic maize

Mowing is one of the most important methods used to control weeds in organic farming, under the no-tillage system. Its effects on crop growth and yield varies with each crop and with environmental conditions.

The ecological risks and benefits of genetically engineered plants.

Genes of interest are inserted into genetically modified organisms, providing a given crop with desired traits.

Seeds which sometimes appear sugar-coated are 2 mm long, ribbed-rough rugose and greyish brown in colour. Weeds that interfered the most in dry matter production of maize were S. Though stem cuttings on the surface regenerate easily Chivinge and Kawisi,benghallensis buried deeper than 2 cm fail to regenerate Budd et al.

International Journal of Botany. Further details may be available for individual references in the Distribution Table Details section which can be selected by benghalenssis to Generate Report. This publication by the USDA is is a reference for the different state labeling requirements and prohibitions for noxious weed seeds.

Early post-emergence applications of herbicide should be performed before seedlings of C. Table 2 shows that the coexistence with corn did not alter the properties measured for B. However, there was a significant effect on C. Datasheet Commelina benghalensis wandering jew. Acesso em 14 mar. Commelina prostrataRegel Commelina turbinataVahl. When plants are removed they should be shaken to remove all the soil, spread and left to dry for more than a week.

Tropical Spiderwort- An Introduction.