ABELLERA, KOBE CONR CON RAD R. CRSC 2 AB-6L EXERCISE 8a POST PRODUCTION PRACTICES A. POSTHARVEST POSTHARVEST HANDLING OF PERISHABLES STUDY QUESTIONS: . !"a# a$% &'(% )'&*#*+% '$ %a#*+% '&%/0%%& '1 "a$+%&#* )%$*&"a3% $')& %1'$% '$ %4'5 #"% $*"# &#a% '1 (a#0$*#4 Ha$+%&#* )%$*&"a3% $')& %1'$% #"% $*"# &#a% '1 (a#0$*#4 '&%/0%%& P'&*#*+% N%a#*+% Ha$+%&#* Ha$+%&#* %a$34 %a$34 a L'%$ 4*%35, % a$$*%5 '0# #' #a7% /0a3*#4, a5+a#a% '1 &0a$&#a$" '))'$#0*#*%& 1'$ "*" '#%# a5 )$*%&. %*"#. A))3* A))3*a3 a3% % "% "% #"% $')& a$% #' % %9)'$#%5 '$ #' % #$a&1%$$%5. #$a&1%$$%5. !"% #"% $') $%a"%& *#& 5%&#*a#*', *# *& %9)%#%5 #"a# #"% $') $') *& &#*3 &#*333 1$%& 1$%&" " '$ "a& "a& '# '# 05% 05%$$'% '% 5%#%$*'$a#*'.
Ha$+%&#* )%$*&"a3% $')& a1#%$ #"% $*"# &#a% '1 (a#0$*#4 '&%/0%%& P'&*#*+% N%a#*+% A '+%$ '+%$$* $*)% )% a5 a5 I$%a&%5 )a$#*a )a$#*a334 334 '$ 10334 10334 5*&%a&% 5%#%$*'$a#%5 1$0*# )$%&&0$%5*&%a&% *& "a# % &0&%)#**3*#4 a#* a#** *)a )a#% #% *1 % L'%$ 4*%35 a5 a$% a1#%$ #"% )''$ /0a3*#4, &%%5&. )%$"a)& 50% #' 5%#%$*'$a#*' '$ '+%$-$*)%*.
2. D*;%$%#*a#% 3*(a#%$* 1$'( '-3*(a#%$* 1$0*#&. C3a&&*<a#*' '1 1$0*#& a&%5 ' #"% $%03a#'$4 (%"a*&(& 05%$34* #"%*$ $*)%* )$'%&& C3*(a#%$* 1$0*#& N'-3*(a#%$* 1$0*#& C3*(a C3*(a#%$ #%$* * 1$0*# 1$0*# a$% a$% "a$a "a$a#%$ #%$*=% *=%5 5 N'-3*(a#%$* 1$0*#&, a$% 4 a $*)%*-a&&'*a#%5 *$%a&% * "a$a#%$*=%5 4 #"% 3a7 '1 $%&)*$a#*' a 5 * %#"43%% %#"4 %#"43% 3%% %-a -a&& &&' '*a *a#% #%5 5 $%&)* %&)*$a $a#' #'$4 $4 )$'5 )$'50 0#* #*' ',, #"% #"% )"4 )"4#'"' #'"'$$('% '% )%a7 )%a7 a5 a5 #"% #"% &* &*a3 a3* * )a#" )a#"a a4& 4& %#"43%% %* #"% (a>'$ #$*%$ a5 #"a# "a# 5$* 5$*+% #"% #"% $*)% *)%** )$' )$'%& %&& ''$5*a#'$ '1 #"% $*)%* )$'%&& $%(a* $%(a* %30&* %30&*+% +% ?%. ?%. $a)%, $a)%, '$a% '$a% ?%. #'(a#', a))3%, a5 (%3'@. a5 )*%a))3%@.
. D*&0&& "4 5$'))%5 aaa 1$0*#& 05%$' 1a&#%$ $*)%* #"a )$')%$34"a53%5 aaa 1$0*#&. T"% "a&#%* '1 #"% $*)%* * 5a(a%5 aaa 1$0*#& *& 50% #' #"% *$%a&% '1 $%&)*$a#*' $a#% a&&'*a#%5 *#" (%"a*a3 *>0$4 a& %33 a& #"% *$%a&% * %#"43%% )$'50#*'. E#"43%% *& a )"4#'"'$('% #"a# *& a&&'*a#%5 *#" #"% $*)%* '1 #"% 1$0*#&. P$')%$34-"a53%5 aaa 1$0*#& "a& ' '$ 3%&& 5a(a%&, #"0& #"% %#"43%% )$'50#*' $a#% *& &3'%$ '()a$%5 #' #"% 5a(a%5 1$0*#&. . !"a# *& a '%$ )$%&%$+a#*+% H' 5'%& *# )$'3' #"% +a&%3*1% '1 '%$& F3'%$ )$%&%$+a#*+% *& a &'30#*' '&*&#* '1 a#%$, a*5 '$ *'*5%, a5 &0a$ 1'$ #"% '%$& 50$* #"% 5*&)3a4 )%$*'5. B*'*5%& a$% "%(*a3& #"a# 7*33 #"% a#%$*a, 4%a&#& a5 10* #"a# 1%%5 ' #"% &a) #"a# &%%)& 1$'( #"% 0# '%$ &#%(. !*#"'0# #"%&% *'*5%&, #"% a#%$*a '035 )30 #"% #*4 &#$a-#0%& #"a# '50# a#%$ #' #"% '%$. A& a $%&03#, 05& 1a*3 #' ')%, %7& %a7% a5 %5, a5 3%a+%& *3#. T"% a*5 "%3)& a#%$ ('+% 0) #"% &#%( ('$% %a&*34 a5 #"% &0a$ a#& a& a 1''5 1'$ #"% '%$&. . !"a# *& #"% )$**)3% 05%$34* %a" '1 #"% 1'33'* )'&#"a$+%&# #%"'3'*%& * (a*#a** #"% 1$%&"%&&/0a3*#4 '1 (a4 )%$*&"a3% $')& a. '5*<%5 a#('&)"%$% ?A@ #%"'3'4 S"%31 3*+%& '1 )%$*&"a3% )$'50#& a$% 3*(*#%5 4 *'"%(*a3 "a%& * #"% )$'50# a#a34&%5 4 %9)'&0$% #' #"% '$(a3 a#('&)"%$% ?2 '94%, 8 *#$'% a5 3%&& #"a . a$' 5*'9*5%@ a5 $'#" '1 &)'*3a% ?B3a7*&#'%, 22@. G%%$a334, ('5*<%5 a#('&)"%$% #%"'3'4 a*(& #' *&'3a#% #"% '(('5*#*%& 1$'( #"% '$(a3 '()'&*#*' '1 a*$, #"a# *&, *# *+'3+%& )a7a* '1 '(('5*#*%& &' #"a# #"% a#('&)"%$% *&*5% *& 5*;%$%# 1$'( #"% '0#&*5%. '5*<%5 a#('&)"%$%& %9#%5 #"% &"%31 3*1% '1 1''5& 4 *"**#* "%(*a3, %=4(a#* a5 (*$'*a3 &)'*3a%. T"*& a33'& )$%&%$+a#*' '1 #"% 1$%&" &#a#% '1 #"% 1''5 *#"'0# #"% #%()%$a#0$% '$ "%(*a3 #$%a#(%#& 0&%5 4 '#"%$ #%"*/0%& * %9#%5* &"%31 3*1% &0" a& 1$%%=*, a*, 5%"45$a#*' a5 '#"%$ )$'%&&%&. F'$ a *&#a%, * +a00( )a7a* ?a 1'$( '1 A@, $%50#*' '1 '94% 5%3a4& '9*5a#*+% $%a#*'& &0" a& $'* $%a#*'& '0$$* * 0# &0$1a%& '1 1$%&" 1$0*#& a5 +%%#a3%& 4 #"% a#*' '1 )'34)"%'3 '9*5a&% ?B3a7*&#'%, 22@. I a55*#*', A &#'$a% "a& %% 5%('&#$a#%5 #' $%50% #"% $%&)*$a#*' $a#% '1 1$0*# a5 +%%#a3%& * %$#a* *$0(&#a%& ?T"'()&', 2@ . S#'$a% * 3a4 >a$ '$ &a50&#
S#'$a% * 3a4 >a$ '$ &a50&# )$%+%#& ('*�$% 3'&& '1 #"% '(('5*#*%&, #"0& )$'3'* #"% &"%31 3*1%. I# *& a %+a)'$a#*+% ''3* #%"*/0% "*" '$7& ' #"% )$**)3% #"a# "% #"% )$'50% *& %a$ &'0$% '1 a#%$, #"% "%a# *+% '; 4 #"% )$'50% 50$* $%&)*$a#*' *& 0&%5 * %+a)'$a#* #"% &0$$'05* a#%$, a0&* a 5%$%a&% * #%()%$a#0$% a5 a *$%a&% * $%3a#*+% "0(*5*#4 '1 #"% a#('&)"%$% &0$$'05* #"% '(('5*#4. I #"*& (%#"'5 "'%+%$, #"% &#'$a% (a#%$*a3 ?%.. )%a#, &a50&#@ ('*�$% '#%# (0&# % ('*&#, 0# '# #'' %#. P"4&*'3'*a3 5%#%$*'$a#*' *33 '0$ *1 #"% (a#%$*a3 *& #'' 5$4 "*3% (*$'*a3 5%a4 *33 a%3%$a#% *1 #"% (a#%$*a3 *& #'' %# ?R%%& %# a3, 22@. 6. E9)3a* #"% %9)%#%5 a5 a#0a3 $%&03#& '#a*%5 1$'( #"% %9)%$*(%#& '50#%5. Worksheet 8a.1. Sawdust/clayjar storage of eggplant/tomato A. D%$%% '1 &"$*+%33* '1 %)3a##'(a#' a# 5a4 * &a50a4>a$. S'$% 2
C'#$'3 N0(%$ P%$%#a%
S#'$%5 V%%#a3% N0(%$ P%$%#a%
B. D%$%% '1 &"$*+%33* '1 %)3a##'(a#' a1#%$ #"$%% 5a4& * &a50a4>a$. S'$% 2
C'#$'3 N0(%$ P%$%#a% 8 8 2 2
S#'$%5 V%%#a3% N0(%$ P%$%#a%
C. D%$%% '1 &"$*+%33* '1 %)3a##'(a#' a1#%$ &*9 5a4& * &a50a4>a$. S'$% 2
C'#$'3 N0(%$ P%$%#a% 6 6
S#'$%5 V%%#a3% N0(%$ P%$%#a%
D. P%$%#a% %*"# 3'&& '1 %)3a##'(a#' a1#%$ #"$%% 5a4& * &a50&#.
I*#*a3 %*"#
C'#$'3 .27
S#'$%5 +%%#a3% .27
!%*"# a# 5a4 6 !%*"# 3'&&
.27
.27 2
R%&03#& a5 D*&0&&*': A& &%% 1$'( #"% $%&03#& #a03a#%5 * #"% '$7&"%%# 8a., #"% &#'$a% '1 )$'50% 0&* &a50&# a& *5%%5 $%(a$7a3% * %9#%5* #"% &"%31 3*1% '1 )$'50%, #'(a#' 1'$ #"*& a&%. A '#$'3 &%#-0) a& (a5% * '$5%$ #' "a+% a ''5 '()a$*&' %#%% #"% #'(a#'%& #"a# a& &0>%#%5 #' &#'$a% 0&* &a50&# a5 #"% #'(a#'%& #"a# a& '# &0>%#%5 #' a4 &#'$a% #%"*/0%& '$ )$a#*%&. A /0a3*#4 $a#* 1$'( #' a& 5%+*&%5 #' 5%&$*% #"% "a%&, &)%*<a334 #"% "a%& 50% #' &"$*+%33*, #"% #'(a#'%& "a5 %% 5*&)3a4*. T"% 5%+*a#*' %#%% #"% #' &%#-0)& a& )$'(*%# a1#%$ &*9 5a4&. T"% %*"# 3'&& a$%$%5 * #"% #'(a#'%& #"a# a& '# &0>%#%5 #' a4 &#'$a% )$a#*%& *& "%$%a& #"% %*"# 3'&& '#a*%5 * #"% #'(a#'%& #"a# %$% &#'$%5 0&* &a50&# *& '34 2. I# a& '#%5 * #"% Ta3% C #"a# #"% (a>'$*#4 '1 #"% #'(a#'%& * &a50&# &#'$a% &%#-0) $%(a*%5 1$%&"J '34 #"$%% #'(a#'%& 05%$'% &3*"# &"$*+%33*.
Worksheet 8a.2. Low temperature storage of pechay A. Q0a3*#4 %+a30a#*' '1 )%"a4 &0>%#%5 #' 5*;%$%# #$%a#(%#& a# 5a4 . T$%a#(%#
VQR
!*3#* *5%9
C'3'$ *5%9
A(*%# #%(). C'35 #%().
I*#*a3 %*"# ?@ ' 2
B. Q0a3*#4 %+a30a#*' '1 )%"a4 &0>%#%5 #' 5*;%$%# #$%a#(%#& a# 5a4 . T$%a#(%# A(*%# #%(). C'35 #%().
VQR
' '
!*3#* *5%9 2
C'3'$ *5%9 2
C. Q0a3*#4 %+a30a#*' '1 )%"a4 &0>%#%5 #' 5*;%$%# #$%a#(%#& a# 5a4 6. T$%a#(%#
A(*%# #%(). C'35 #%().
' '
VQR
!*3#* *5%9
C'3'$ *5%9
2 8
2
2
F*a3 %*"# ?@ 8 2
!%*"# 3'&& ?@ 6.6 2 .6
D*&0&&*': I '$5%$ #' '(% 0) *#" a ''5 '()a$*&' '1 )$'50% &0>%#%5 #' a'#"%$ &#'$a% #%"'3'4 aa*&# )$'50% #"a# *& '# &0>%#%5 #' a4 '1 #"% &#'$a% )$a#*%& '$ #%"*/0%&, a +*&0a3 /0a3*#4 $a#* a& 5%+*&%5. T"*& VQR a0%& #"% /0a3*#4 '1 #"% )$'50% * $%3a#*' *#" #"% (a$7%#a*3*#4. T' &0( 0) #"% $%&03#&, #"% &*9#" 5a4 '1 #"% %9)%$*(%# $%+%a3%5 #"a# #"% )%"a4 #"a# a& &#'$%5 * '35 #%()%$a#0$% a& a3% #' (a*#a* 1$%&"%&& 0) #' #"% 5%$%% #"a# #"%$% a$% &#*33 &'(% '&0(%$& #"a# '035 04 #"% )%"a4. T"% *3#* a5 '3'$ *5*%& '1 #"% )%"a4 * '35 &#'$a% a$% &#*33 *#"* #"% $a% '&0(%$& a%)#a%. T"% %*"# 3'&& #"a# a& a$%$%5 * )%"a4 #"a# a& &#'$%5 * '35 #%()%$a#0$% *& '34 .6, '&*5%$a34 3'%$ #"a #"a# '1 )%"a4 #"a# a& *#%#*'a334 3%1# * a(*%# #%()%$a#0$% "*" $a%& 1$'( 6.6 #' 2.
Worksheet 8a.3. Mod!ed atmosphere storage of "anana/tomato A. Q0a3*#4 %+a30a#*' '1 #'(a#' 05%$ ('5*<%5 a#('&)"%$% )a7a* a# 5a4 . T$%a#(%#
VQR
C'3'$ *5%9
D*&%a&%5
C'#$'3 A-)a7a%5
I*#*a3 %*"# ?@ 2
B. Q0a3*#4 %+a30a#*' '1 #'(a#' 05%$ A )a7a* a# 5a4 . T$%a#(%# C'#$'3 A-)a7a%5
VQR
C'3'$ *5%9 2
D*&%a&%5 2 2
C. Q0a3*#4 %+a30a#*' '1 #'(a#' 05%$ A )a7a* a# 5a4 6. T$%a#(%#
VQR
C'3'$ *5%9
D*&%a&%5
C'#$'3 A-)a7a%5
2
6
F*a3 %*"# ?@ 2 2
!%*"# 3'&& ?@
D*&0&&*': I# "a& %% *5*a#%5 #"a# #"% &"%31 3*+%& '1 )%$*&"a3% )$'50#& a$% 3*(*#%5 4 *'"%(*a3 "a%& * #"% )$'50# a#a34&%5 4 %9)'&0$% #' #"% '$(a3 a#('&)"%$% ?2 '94%, 8 *#$'% a5 3%&& #"a . a$' 5*'9*5%@ a5 $'#" '1 &)'*3a% ?B3a7*&#'%, 22@. '5*<%5 a#('&)"%$% &#'$a% a*(& #' *&'3a#% #"% '(('5*#*%& 1$'(
#"% '$(a3 '()'&*#*' '1 a*$ "*" *+'3+%& )a7a* '1 '(('5*#*%& &' #"a# #"% a#('&)"%$% *&*5% *& 5*;%$%# 1$'( #"% '0#&*5%. T"% a#0a3 $%&03#& '1 #"% %9)%$*(%# 1'33'& #' #"% a#**)a#%5 $%&03#& "*" a$% %9)3a*%5 4 #"% )$**)3%& %"*5 ('5*<%5 a#('&)"%$% &#'$a%. T"% &*9#" 5a4 '1 #"% %9)%$*(%# &0(& 0) #"% $%&03#& "*" 3%a$34 &"'& #"a# #"% #'(a#'%& )3a%5 *&*5% ('5*<%5 a#('&)"%$% 5*&)3a4%5 '&*5%$a34 3' %*"# 3'&& +a30%& '()a$%5 #' #"% #'(a#'%& * #"% '#$'3 &%#-0). I# a& *5%%5 %;%#*+% #' )$'3' #"% &"%31 3*1% '1 #"% '(('5*#*%& 4 *&'3a#* *# 1$'( #"% '$(a3 '()'&*#*' '1 a*$ "*" &)%%5& 0) #"% *'"%(*a3 "a%& #a7* )3a% * #"% '(('5*#4.
R%1%$%%&: B3a7*&#'%, B. ?22@. Principles and applications of modied atmosphere packaging of foods ?25 %5., ). , @. L'5': S)$*%$ S*%% B0&*%&& %5*a. Flowers: Preserving Fresh Cut Flowers--Naturally . ?.5.@. R%#$*%+%5 a4 6, 2, 1$'( "##):.)3a#%a.'(0#'%$&."#( R%%&, D., Fa$$%33, G., O$"a$5, M. ?22@. Crop post-harvest science and technology: Perishables ?). @. H''7%: !*3%4-B3a7%33. T"'()&', A. ?2@. Controlled atmosphere storage vegetables ?25 %5., ). @. O9': CAB I#%$a#*'a3.
of
fruits
and
