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发表于 2009-10-29 13:38
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| 8# eastroster 5 \6 @$ M& `. W2 e  W3 S& H( j
 , Y& m8 w' F4 r这个问题我请教了有很多compost经验的专家Mark:+ y' a$ ^0 h; t2 c; q
 
 / Y9 Q$ q  C. x9 c' V2 X) u+ s/ M* NIs pine needle a good material in yard compost?
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 9 x: |( f" g9 h' GYes - it is a great carbon source!
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 ( g$ H$ f3 d% v, {Is it easy to be broken down?  3 z  @6 m% y9 `3 m, n1 k
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 No, it breaks down slowly because of its high C:N.  It makes a very attractive mulch as well, so if you have a lot of it I suggest spreading it on top of autumn leaves around trees or shrubs, or at the back of the bed where weeding is a chore.
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 ; v2 m; P$ W! p( b0 X) @6 @) ySpruce needles are another matter - because they are thicker, and have a pointy end, they can poke you as you spread your compost - wear gloves and you will be fine.
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 9 R# i9 M" J( l. D/ P这个是spruce needle
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