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EFFECT OF TEMPERATURE AND DRYING TIME OSOME NUTRITIONAL QUALITY PARAMETERS O

DRIED TOMATOES

By : Peter Abah Idah, Jh! J"ya M#$a a!d S#!day T%e O&a&eyAU J#r!a& ' Te(h!&)y *+*-: ./01. .2*2-

De%art3e!t ' A)r"(#&t#re a!d B"0Re$#r(e E!)"!eer"!) Federa& U!"4er

 Te(h!&)y, M"!!a, N")er"a

De$ya Med"!a$ar" F .2*+*2..21**

ITP III B

7/23/2019 effect of temperature and drying time on some nutritional quality of drying tomatoes

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I!trd#(t"!

- Fr#"t a!d 4e)etab&e$ are a! "3%rta!t %art '6r&d a)r"(#&t#ra& 'd %rd#(t"!, e4e!th#)h the"r %rd#(t"! 4&#3e$ are $3a&&(3%ared 6"th )ra"!$7 There're, 4e)etab&e(r%$ !eed $%e("a& atte!t"! t %re4e!t a&&

th$e &$$e$ ta8"!) %&a(e7- 9e)etab&e$ #!der) tre3e!d#$ (he3"(a&(ha!)e$ !(e $e%arated 'r3 the %are!t %&a!t#!t"& !a&&y $%"&a)e $et$ "! a$ a re$#&t 'atta(8 'r3 ba(ter"a, yea$t a!d '#!)"7

7/23/2019 effect of temperature and drying time on some nutritional quality of drying tomatoes

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- The a(t"! ' a%%&y"!) heat t a3ater"a& "! rder t dry "t de$ !t3ere&y re34e the 3"$t#re b#t (a!a&$ a;e(t the !#tr"t"!a& <#a&"t"e$ 'the dr"ed %rd#(t O!aye3" *=>*-7

-Fr#"t a!d 4e)etab&e$ t be dr"ed 3#$tbe ' t% <#a&"ty, dry"!) 6"&& %re$er4e3$t ' the r")"!a& ?a4r b#t 6"&& !t"3%r4e 'd <#a&"ty @ardy&a$ *==2-7

7/23/2019 effect of temperature and drying time on some nutritional quality of drying tomatoes

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Mater"a& a!d Methd

 The dry"!) 6a$ d!eat te3%erat#re ' 12C 'r * h#r a!d 5h#r$ 6h"&e a!therdry"!) 6a$ d!e atte3%erat#re ' =2 C

'r * h#r a!d 5h#r$

 T3atLycopersiconesculentum)

C&ea!ed,6a$hed a!d$rted

S&"(ed "!t * (3th"(8e$$

Dry"!) (ha3ber 'the 4e!

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Re$#&t a!d D"$(#$$"!

 The values of thcontent, vitaminbefore drying wemg$%&&ml and 3mi'rogram$%&&g

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Fr3 the bta"!ed re$#&t$, "t (a! be (!(&#ded thatte3%erat#re $ee3$ t be 3re (r"t"(a& tha! the %er"d' dry"!), a$ "t (a! be $ee! 'r3 the a!a&y$"$7

he! dry"!) at =2 C 'r 5 h#r$, the 3"$t#re (!te!t' the %rd#(t 6a$ $#b$ta!t"a&&y red#(ed, 6h"(h$ee3ed t be the a%%r%r"ate 3"$t#re (!te!t 'r

$tra)e O"a8 a!d I)6e .22>-7

 It (a! there're be (!(&#ded that the te3%erat#re '=2 C a!d dry"!) t"3e ' 5 h#r$ $ee3ed a%%r%r"ate'r the dry"!) ' t3ate$7

C!(&#$"!

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 TAN@ YOU