Preliminary studies on the effects of using drainage water for drinking on productive traits of rabbits in Egypt El Darawany A.A., Farghaly H.M., Yamani K.A.O., Marai I.F.M. in

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in

Baselga M. (ed.), Marai I.F.M. (ed.).

Rabbit production in hot climates Zaragoza : CIHEAM

Cahiers Options Méditerranéennes; n. 8 1994

pages 415-424

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--- El D arawany A.A., Farghaly H.M., Yamani K.A.O., Marai I.F.M. Prelimin ary stu dies on th e effects of u sin g drain age water for drin kin g on produ ctive traits of rabbits in Egypt. In : Baselga M. (ed.), Marai I.F.M. (ed.). Rabbit production in hot climates. Zaragoza : CIHEAM, 1994. p. 415-424 (Cahiers Options Méditerranéennes; n. 8)

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studies on the effects. of using drainage for drinking on product ive t r a i t s of rabbits in. Egypt

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l f o r a l 1 ' t r a i t s i n f i r s t o r second t r i a l :

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YjJklp= a l 1 t r a i t s i n t h i r d t r a i l , and B. as d e f i n e d i n model 1.

e f f e c t due t o t h e j t h water groups, j = . l and 2 ( l =

d r i n k i n g d r a i n a g e w a t e r f o r 6 d a y s f r o m b e g i n n i n g s u c k l i n g p e r i o d and 2= d r i n k i n g f r e s h t a p water as a c o n t r o l

group 1 ,

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eijkln= r e s i d u a l random e f f e c t . 1

CHEMICAL COMPOSITION WATER

USED THE STUDY:

Maximum p e r m i s s i b l e l e v e l s ( i n d r i n k i n g w a t e r ) and chemical c o m p o s i t i o n o f t a p and d r a i n a g e

water are shown i n Table 1. The n i t r a t e and n i t ' r i t e v a l u e s i n t h e drainage water sample were h i g h e r than the maximum p e r m i t t e d l e v e l s and pH and other components l i e s w i t h i n t h e maximum p e r m i s s i b l e

l e v e l s recommended by W . f i . 0 . (1970 and 1971) and I . S . A . P o u l t r y S e r v i c e s L i m i t e d ( 1 9 8 1 ) .

EFFECTS OF USING DRAINAGE WATER

FOR DRINKING OF DOES DURING

PREGNANCY ON THEIR OFFSPRINGS:

Table summar i z e s t he means f S . E . o f doe performance t r a i t s o f t he t h r e e groups d r i n k i n g drainage water during 10, 20 and a l l days g e s t a t i o n p e r i o d . The means o f l i t t e r s i z e a t b i r t h and 21 'days were s i g n i f i c a n t l y (P<O.Ol and r e s p e c t i v e l y ) h i g h e r i n Group than Group The means o f l i t t e r w e i g h t a t

b i r t h and 21 days were

s i g n i f i c a n t l y lower i n Group than i n t h e o t h e r g r o u p s . L i t t e r s i z e and l i t t e r weight a t

weaning d i d n o t show any

s i g n i f i c a n t d i f f e r e n c e s among t h e t h r e e groups. Bunny weight a t b i r t h was s i g n i f i c a n t l y ( P < O ; O O l )

lower i n Group than i n t h e o t h e r groups, While; i t increased s i g n i f i c a n t l y ( P < 0 . 0 5 and 0.001)

i n t h e same group a t 2 1 days and a t weaning than i n o t h e r s . D a i l y g a i n a t t h e d i f f e r e n t p e r i o d s s t u d i e d i n c r e a s e d s i g n i f i c a n t l y

(P<O.O5 and 0.001) i n Group 3 t h a n i n t h e o t h e r groups. Group 3 showed the highest percentages

( P < O . O l ) o f Sb, M20 and TM,

f o1 lowed by Group 2. M20

i n c r e a s e d s i g n i f i c a n t l y ( P < O . O l ) i n Group than i n t h e o t h e r

groups. M20 Sb, and TM

s i g n i f i c a n t l y ( P < O . O l ) increased i n Group 3 than i n t h e o t h e r

groups. M21-30 and M30 d i d n o t show s i g n i f i c a n t d i f f e r e n c e s

among the three groups.

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( 1 9 7 6 )

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1994).

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W . ( 1 9 7 1 ) .

1971..

S . E . ,

( 1 9 9 4 ) . 4 : 6 0 - 69.

( 1 9 7 5 ) . R e v i e w o f c h e m i s t r y . 15th

( 1 9 9 3 ) .

( 1 9 8 1 ) . of

MORISES, J . P . , E .

( 1988 1

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o f 4th

( 1 9 7 7 ) .

on

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> s .

WAGGONER, R . E . , GOOD, W . and GOOD, R.E. ( 1 9 8 5 ) . Water q u a l i t y and p o u l t r y p r o d u c t i o n . A r b o r

A e e r s i n f o r m a t i o n . ( C i t e d a f t e r Abu-Zeid 1 9 8 8 ) .

N a t i o n a l Academy o f Sciences, Washington, D.C.

RAND, M.C. (W.P.C.F.), ARNOLD, E . (A.P.H.A. 1 and MICHAEL, J .

( A . W . W . A . ) ( 1 9 7 6 ) . S t a n d a r d methods f o r t h e e x a m i n a t i o n o f

water and waste water. 1 4 t h

E d i t i o n e d i t e d . by A.P.H.A.- A.W.W.A.-W.P.C.F.

SAS STATISTICAL ANALYSIS

SYSTEM I N S T I T U T E I N C . ( 1989 1

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^SAS

Guide: S t a t i s t i c s , V e r s i o n 6 E d i t i o n , Cary, NC.

W . H . O . WORLD HE AL T H ORGANIZATION ( 1 9 7 0 ) . European s t a n d a r d s f o r d r i n k i n g w a t e r .

Ed., Geneva.

. W O R L D .HE AL T H O R G A N I Z A T I O N " 4 1 9 7 1 ) . I n t e r n a t i o n a l s t a n d a r d s f o r d r i n k i n - g w a t e r . ^' p a l a i s de N a t i o n s , Geneva.

. SELL, J.L. and ROBERTS,

W . K . ( 1 9 6 3 ) . E f f e c t o f d i e t a r y n i t r a t e on t h e ch.ick growth,

l i b e r v i t a m i n A s t o r e s and t h y r o i d w e i g h t . J o u r n a 1 N u t r i t i o n , 79:171-178.

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