Pengaruh Pemberian Bahan Organik terhadap Limpasan dan Erosi Tanah

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PENGARUH PEMBERIAN BAHAN ORGANIK

TERHADAP

1991

FAKULTAS

TEKNOLOGI

PERTANIAN

INSTITUT

PERTANIAN

BOGOR

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a n b a h n n o r g a n i k t e r h a d a p e r o s i t a n a b d a n L i m p a s a n p e r m u k a a n , s e r t a m e n g a m a t i s i f a t f i s i k t a n a h .

P e n e l i t i a n d i l a k u k a n d e n g a n p e t a k k e c i l b e r u k u r a n ( 2 Z s Z m )

d e n g a n k e m i r i n g a n 9% d i C i k a b a y a n , D a r m a g a , B o g o r . M a s i n g - m a s i n g p e r l a k u a n y a i t u , p e t a k t a n a h t a n p a b a h a n o r g a n i k , p e t a k t a n a h d e n q a n b a h a n o r g a n i k a y a m d a n p e t a k t a n a h d e n g a n b a h a n o r q ' a n i k s a p i , d i l a k u k a n d u a k a l i u l a n ' g a n . D o s i s b a h a n o r g a n i k y a n g d i p a k a i a d a l a h 10 t o n / h a ~ t n t l t l i b a h a n o r $ a n i k d a r i a y a t n d a n 3 0 t o n / h a t.tnt.rlk b a h a n o r g a n i k d a r i s a p i .

l i n t a - I - a t a e r o s i t a n a h d a n I i m p a s a r l p e r m u k a a n m e n i n e ' k a t d e n g a r 1 m e n i n q k a t n y a c u r a h h u . j a n d a n l n t e n s i t a s h u j a n y a n g t e r . j a d i . 12ata-rata e r o s i clan L i m p a s a n p a d a t a n a h y a n g d i b e r i b a h a n o r q ' a n i k m e n u r u n d i b a n d i n g k a n d e n q a n t a n a h t a n p a b a h a n o r $ a n . i l i . k ' e n a m b a l ~ a n b a h a n o r q ' a n i k i l a r i s a p i m e n n n . j u k k a n n i L a i e r o s i d a n l i m p a s a n y a n g p a l i n g k e c i L d i b a n d i n g p e t a k p e r l a k , t a n L a i n . H e s a r n y a e r o s i p a d a p e t a k d e n g a n t a m b a h a n h a h a n o r q a n i l i s a p i a d a l a h 1 . 9 4 1 t o n / h a . ~ e r i i \ n q k a ' n p a d a p e t a k ? a n $ d i b r r i b a h a n o r g a n i k a y a m s e b e s a r 2 . 5 9 2 t o n / h a . L i n t u l i p e t a l i t a n a h t a n p a b a h a n o r b ~ s a r n y a e r o s i t a n a h y a i t : u

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S e l a m a p e n e l . i t i n n b e r l a n g ' s u n g c u r a h h u . j a n t e r t i n g g i . v a n ? t e r . ] n d i i l l - l a l a h 1 0 1 nlnl d e n q a n i n t e n s i t a s h u j a n m a k s i r n a l . :Ill

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INSTITUT PER'rANIAh BOGOH

FAKULTAS T E K N O L O G I PERTANIAN

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PENGARUH P E M B E R I A N BAHAN ORGANIK

T E R H A D A P

LIMPASAN D A N EROSI 'TANAH

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S e b a g a i s a l a h satu s y a r a t u n t u k memperoleh g e l a r

SARJANA T E K N O L O G I PEHTANIAN

pada jurusan MEKANISASI PERTANIAN

Fakultas T e k n o i o g i Pertanian

Institut P e r t a n i a n Hogor

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D i l a h i r k a n pada t a n g g a l 4 Oktober

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