Effect of foliar spray of ammonium nitrate and irrigation time on vegetative growth, fruit set, yield and fruit quality of “Ewais” mango trees

Bulletin of the National Research Centre

Table 8 Influence of foliar spray of ammonium nitrate combined with the date of start water irrigation on chemical characteristics of fruit in ‘mango trees cv. ‘Ewais’ during two years

Treatments	Total soluble solids % (T.S.S)		Acidity (%)		T.S.S /acid ratio		Vitamin C (L- ascorbic acid) mg/100 g fresh pulp
Treatments	First year	Second year	First year	Second year	First year	Second year	First year	Second year
T1 = Untreat. Trees	19.9 b	20.2 b	0.32 a	0.27 a	62.2 c	73.9 b	20.0 b	19.5 d
T2 = 1st Nov	22.2 ab	21.9 ab	0.26 ab	0.25 ab	85.4 bc	98.2 b	20.8 ab	22.3 c
T3 = 1st Dec	23.1 ab	23.2 ab	0.22 bc	0.23 b	105.0 ab	99.8 b	21.3 ab	24.0 b
T4 = 1st Jan	24.7 a	24.9 a	0.19 c	0.17 c	130.0 a	146.5 a	25.0 a	27.2 a

Means in a column have the same letter (s) are not statistically different at level of 5%