Food preference by Nile rat Arvicanthis niloticus in multi choice of different cereal and legume seeds under laboratory conditions

Document Type : Original Article

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Abstract

The total consumptions from cereals whole and grinded in the 1st day of the trial were 3.1, 1.1, 1.5, 1.6, and 1.9 g / 100 g body wt. of wheat, maize, sorghum ,rice and barely, respectively. The total intake from whole and grinded cereals in the 2nd day exceled the intake in the 1st day recording 3.4, 1.4, 1.7 and 2.0 g / 100 g body wt., consecutively. The total accounted consumptions from these cereals (whole and grinded) in the 3rd day recorded the highest amounts of 5.4, 1.6, 2.4, 2.8 and 1.6 g/ 100g body wt., respectively. The counted total consumptions of these foods (wheat, maize, sorghum, rice and barely) in the 4th day were reduced than the 3rd day recording 3.9, 1.8, 2.1, 2.5 and 0.9 g /100 g of body wt., respectively. At the 5th day (the trial finale) the total consumed of both whole and grinded cereals reduced to be 3.2, 1.3, 1.8, 2.4 and 0.8 with wheat, maize, sorghum, rice and barely, respectively.
Total consumption of lentil, fenugreek, cowpea, broad-bean, soybean, sweet pea and groundnut (whole and grinded) in the 1st day were 1.2, 0.0, 2.4, 0.7, 1.6, 2.7 and 3.2 g /100g body wt., respectively. In the 2nd day the total consumed amounts of lentil, fenugreek, cowpea, broad-bean, soybean, sweet pea and groundnut in the 2nd day were 1.6, 0.0, 2.3, 1.1, 2.1, 3.1 and 3.2 g /100 g body wt., respectively. The 3rd day recorded the highest consumed values from  lentil, fenugreek, cowpea, broad-bean, soybean, sweet pea and groundnut these values were as follows 2.0, 0.0, 2.2, 1.4, 1.9, 3.2 & 3.4 g /100g body wt., from the total (whole and grinded), respectively. The 4th day of trial show less total consumption than that of the 3rd day recording 1.9, 0.0, 2.1, 1.0, 1.6, 3.0 and 3.2 g/ 100g body wt., respectively. In the last day of the trial (5th day) the intake of legume food items was in similar and didn’t differ obviously than the consumption of the 4th day recording the total intake of the whole and grinded legumes as follows 1.6, 0.0, 2.0, 1.3, 1.7, 3.0 and 3.1 g / 100 g body wt., respectively

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