844
…
'
=
'
V:G;»Jhingran…
‘
'"
Problems of fish biology and genetics involve gathering of data on
genetic traits and characteristics of cultivable and cultivated
'from river systeus, where they are indigenous, to serve as bench—mark freferen— ?
ce
data for comparison with forms derived from hybridization and genetic sèŒêc— ;
tion. The bench—mark traits to be recorded are morphometric characters,.raQial f
,
characters as revealed by electrophoretic studies, growth rate, size and aëë at'
first maturity, fecundity, reproductive biology, digestive physiology, thermal
!
and saliity tolerance, etc...
‘
-
Under genetic selection and hybridi2ation are to be developed domeétidated
strains incorporating desirable culture performance traits such as
_
disease resistance, fast growth rate, increased dressed weight, superior nütŸi—_
tional value, agreeable taste and flâvOur, high quality and texture of flësh,
favourable conversion ratio, greater aesthetic appeal, which could be compared
with Corresponding parameters of identical reference in its wild form studied
fr0m rivetiûe sources where the fish is indigenous.
'
Breeding experiments will develop forms suitable for breeding and
suitable f0r the table, the f0rmer having maximised breeding
latter incorporating desirable qualities of cültivable fish
Under larval
and post—larval rearing and Stock—pond management, are to be
=develoPed methods of generating soil and water quality characteristics opimum
for high survival and fast growth and live fish food organisms, culture tech—
niques to serve as natural food of low conversion ratio, aeration need
_
growing fish, n£thods of_disease control, etc...
’
Under hatChery and fish farm management study, coordination
hatchery
and fish farm management practices and determination of methods for
highestfp0ssible yields from aquaculture systens at economically
vrable level such that fish production through aquaculture becomes a low risk,
fhlgh output and lucrative bio—industry;
'
prov1drng high protein diet in an abundant measure to ward off malnutritiôñ
’and hunger eSpeCially
in the cddütriës of—theïdevëloping World,
REFERENCES Î "
’—
,:
-I‘J',x‘î
=
'_‘:Α: Â:
“
…
'
ï
<.
.
ï‘,=j'£: ‘
'? 'J<‘; 4
.
Ï
1;‘ ,‘
T’ “; …
?
:1»:'
ALIKUNHI KH.
,
1952. Out the'1'ï f06d ‘—f"0f young”? cajrp fry; ”€J":ZOôlïSèc : India, '
culture techniques in India. In: Progress of
_
_‘rl,esjDev?1c{pïn9nt m InùaCIFRIanàDP-ptFmh Oïî.sI$jaï;_63—73
_
ALIKUNHI ‘» KH, w'1957
tùre :' — in î India—; f»HarmingivBuil ; ,“
€oücil AgrlC
ns
ÉÜ
.::;g;,
Ind1anandChmæ carps
;
eX0t1 ccarP sCurrSc1,43,303— 304
'
'…
_
L>i
*
r°3e°t °“°°mp081teflShcultureandflSh5eedpmduct10nheläatFres’
water Aquaculture Research and
Kaüéhälyagañgï
0r1ssa on July and 2.
…
'
=
'
V:G;»Jhingran…
‘
'"
Problems of fish biology and genetics involve gathering of data on
genetic traits and characteristics of cultivable and cultivated
'from river systeus, where they are indigenous, to serve as bench—mark freferen— ?
ce
data for comparison with forms derived from hybridization and genetic sèŒêc— ;
tion. The bench—mark traits to be recorded are morphometric characters,.raQial f
,
characters as revealed by electrophoretic studies, growth rate, size and aëë at'
first maturity, fecundity, reproductive biology, digestive physiology, thermal
!
and saliity tolerance, etc...
‘
-
Under genetic selection and hybridi2ation are to be developed domeétidated
strains incorporating desirable culture performance traits such as
_
disease resistance, fast growth rate, increased dressed weight, superior nütŸi—_
tional value, agreeable taste and flâvOur, high quality and texture of flësh,
favourable conversion ratio, greater aesthetic appeal, which could be compared
with Corresponding parameters of identical reference in its wild form studied
fr0m rivetiûe sources where the fish is indigenous.
'
Breeding experiments will develop forms suitable for breeding and
suitable f0r the table, the f0rmer having maximised breeding
latter incorporating desirable qualities of cültivable fish
Under larval
and post—larval rearing and Stock—pond management, are to be
=develoPed methods of generating soil and water quality characteristics opimum
for high survival and fast growth and live fish food organisms, culture tech—
niques to serve as natural food of low conversion ratio, aeration need
_
growing fish, n£thods of_disease control, etc...
’
Under hatChery and fish farm management study, coordination
hatchery
and fish farm management practices and determination of methods for
highestfp0ssible yields from aquaculture systens at economically
vrable level such that fish production through aquaculture becomes a low risk,
fhlgh output and lucrative bio—industry;
'
prov1drng high protein diet in an abundant measure to ward off malnutritiôñ
’and hunger eSpeCially
in the cddütriës of—theïdevëloping World,
REFERENCES Î "
’—
,:
-I‘J',x‘î
=
'_‘:Α: Â:
“
…
'
ï
<.
.
ï‘,=j'£: ‘
'? 'J<‘; 4
.
Ï
1;‘ ,‘
T’ “; …
?
:1»:'
ALIKUNHI KH.
,
1952. Out the'1'ï f06d ‘—f"0f young”? cajrp fry; ”€J":ZOôlïSèc : India, '
culture techniques in India. In: Progress of
_
_‘rl,esjDev?1c{pïn9nt m InùaCIFRIanàDP-ptFmh Oïî.sI$jaï;_63—73
_
ALIKUNHI ‘» KH, w'1957
tùre :' — in î India—; f»HarmingivBuil ; ,“
€oücil AgrlC
ns
ÉÜ
.::;g;,
Ind1anandChmæ carps
;
eX0t1 ccarP sCurrSc1,43,303— 304
'
'…
_
L>i
*
r°3e°t °“°°mp081teflShcultureandflSh5eedpmduct10nheläatFres’
water Aquaculture Research and
Kaüéhälyagañgï
0r1ssa on July and 2.