HHD 24S Руководство - Страница 10
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(c) Breeding stocks'
nutrition is deficient if
deaths are high in
days 10 and 14
(d) Incubator's
ventilation faulty
(e) Infectious diseases
(a) Insufficient
moisture in the
Piped
incubator
eggs
4
failing to
(b) Too much moisture
hatch
at earlier sta es
c Nutrition roblem
(a)
(a)
Hatching
temperature too hi h
too soon
(b)
(b) Incubator's
5
Hatching
temperature too low
too late
(c) Sticky
(c)
chicks
temperature
too hi h
(a) Incubator's
temperature too high
(b) Incubator's
Malformed
temperature too low
6
chicks
(c)
incorrectly or not
ro erl turned after
settin
Spraddling
Hatching trays too
7
chicks
smooth
the reverse direction
each time
(c) Check that feeding
is sound
(d) Increase
ventilation by normal
means
(e) Use eggs only from
healthy stock; check
that hatchery hygiene
is sound and carried
out regularly
(a)
evaporating surface of
water or the sprays
(b) Check wet-bulb
readings
Incubator's
(a) (b) (c) Ensure the
temperature regulating
gear is working and set
at
operating temperature
when
Incubator's
switches off
robabl
(a) As in 2(a)
(b) As in 2(a)
Eggs
set
(c) As in 3(b); also,
take care to set the e s
broad-end u
use wire-meshed tray
floors or cover
slippery floors with
Increase
c Check flock feedin
the
correct
the
control
the