 鲜花( 140)  鸡蛋( 0)
|
White or Brown: Eggshell colour is determined by the type of hen that lays it. There is no nutritional difference.8 H6 ]; H, v, \+ Z2 S
White eggs are laid by white-feathered hens.
0 [9 v- w+ j0 D1 {These are the most common laying hens in Canada. White eggs are usually less expensive than brown eggs.
8 }* J1 d0 c+ DBrown-feathered hens usually lay brown eggs.
+ w! C/ @3 v. VProducing brown eggs costs more because brown hens are larger than white ones and they eat more feed.
1 E3 G0 _+ W2 X6 i- V- r/ j1 X/ ]6 w n2 s Z2 j6 r) Y
Young hens lay pee wee eggs and older hens lay jumbo eggs;
: b- t4 ]& Q) J% I* |8 f$ ]" W; A$ O6 E9 w/ P2 j) B/ T4 t
Free-run eggs are nutritionally the same as regular eggs.7 d/ f& N$ l8 S2 B
% X4 T3 H3 V, M$ }9 {& a. B
Organic eggs are nutritionally the same as regular eggs.1 _- G: x! O4 l% `' }! X3 k
/ O& o. u- h8 k5 d
Free-range eggs are nutritionally the same as regular eggs.9 v, J( {* Y$ b+ l+ V
/ a2 t* Y1 J& B1 F! B
1 n1 H1 O/ d% y5 BHere is articles: M3 K; u3 A! o3 @- G9 Q3 }0 u) m
http://www.getcracking.ca/EDU/a_guide_to_choosing_eggs.pdf( R$ v: V, I6 ]' ~& R# \5 l
7 ^8 U3 Z, p8 r/ t3 C$ O
, P0 u9 V! d8 v& {: A! P# u |
|