LITERATURE REVIEW ON TRIFOLIATE YAM

Distribution of farmers based on how yam cultivation has contributed to economic development of Wukari Local Government Area. Total world production of yam had been estimated to be 40 million tonnes per year while Nigeria the leading producer produced 34 million tonnes which accounts for To curb this ugly situation, the following measures ought to the adopted: This section provides a review of relevant literature on the agricultural sector in Nigeria. Sample Brown index Flour Dough amala White trifoliate cultivar 6. The online version of this article doi: Section three focuses on yam cultivation in Nigeria with particular emphasis on Wukari local government of Taraba State.

The starch content varies with species and cultivars of yam. Predicting the effect of blanching, drying temperature and particle size profile on the dispersibility of cowpea flour. The food potential of potato yam Dioscorea bulbifera Niger Food J. Present State of Agriculture and Challenges Over the years, the various government of the country has enunciated and implemented a myriad of agricultural policies and programmes in the attempt to stimulate the sustainable growth and development of agricultural sector. Yam production in Nigeria. Amala from the white yam and trifoliate yam flours were very smooth after reconstitution. Pasting properties of flour The pasting properties of trifoliate yam flours are shown in Fig.

Over the year, a number of factors have posed a serious challenge to the full realization of the Agricultural potentials in the state. Table 1 Starch and amylose contents of raw yam flours. Physico-chemical properties related to quality of rice noodles.

literature review on trifoliate yam

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Comparative evaluation of physicochemical qualities of flours from steam-processed yam tubers.

Literature review on trifoliate yam

White raw flour had higher viscosity than the yellow flours. The ratio which was consistently below 6. Efforts to modernize the sector through adoption of improved technological packages have been compromised by the deficiency in the supply and distribution of complementary farm inputs.

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Due to this factor, a lot of farmers sell their farm produce at harvest, resulting in over supply of these items; this in turn results in the fall of prices. How to cite this article: This is an indication that soaking in water modified the content value of these properties of the bitter yam flour irrespective of the soaking time.

In Nigeria, the production of food is largely rural based and so it is a function of environmental factors.

Literature Review On Trifoliate Yam

The differences observed in water absorption capacity of the samples was due to the differences in the degree of association of starch granules in them. Root and tubers crops comprise crop covering several genera. Prediction of sensorial properties color and taste of amala, a paste from yam chips flour of west africa, through flour biochemical properties.

literature review on trifoliate yam

The Management Constraint The agricultural sector like other sectors of the national economy has had it fair share of poor resources management. Taraba state lies largely within the middle of Nigeria and consists of undulating landscape dotted with a few mountainous features. Regiew raw flour had higher viscosity than the yellow flours. Crops that can be commercially produced in the state include maize, sorghum, rice, millet, tubers such as yam, roots such as cassava, sweet and Irish potatoes, plantation crops such as citrus, mangoes, cashew, guava, banana, pine apples, and oil palm do very well in the northern part of the state.

The raw flours literaturd higher values than the blanched flours but raw white trifoliate yam was significantly different from other samples. Crops such as maize, rice, sorghum, millet, cassava and yam are produced in commercial quantities. Most of the employment generated by the agricultural activities is in the rural area.

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literature review on trifoliate yam

Population of the study The population in triifoliate for this study was the entire population of yam farmers in Wukari local government. Education Status of the Respondents. It was also noted that large quantity of yam produced in Wukari local government never reached the market due to factors convincingly attributed to spoilage. The swelling index values were within the range observed for raw white yam flour 1. A Absorbance of sample I Intercept of standard curve DF Trifopiate factor based on the aliquot of sample extract taken for assay.

Blue value index; TSS: The land is fertile and the climate quite diverse to revies tropical and some temperate crops and animals. Manual weeding by hoeing is done three or four times depending on the rate of weed growth. African journal of General Agriculture. Distribution of respondents based on fertilizer sources. This implies that crop production in Taraba state is left largely in the hands of uneducated and unskilled individuals for whom it serves as a major source of employment.

Textural And Sensory Properties Of Trifoliate Yam |

There is problem of accessing loans from the financial institutions and where they are available the interest charged on them is usually very high such that there is less or no profit from the agricultural investment at the end of the day.

Sensory evaluation revealed significant differences in the colour, odour and general acceptability of the product when compared with the stiff dough from white yam. In many cases, the increase in the agricultural output has preceded the major expansions of manufacturing.

Yam Market 40 47 Wukari Main Market yam section.