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Pathology
The t y p e of Macrophoma c a j a n i (Syd. and
B u t l . ) o n l i v i n g stems o f pigeonpea from
Pusa i n c l u d e d in synonymy of M. phaseoli.
Range is s a i d to be w i d e . From Formosa,
P h i l i p p i n e s , I n d i a , C e y l o n , East A f r i c a ,
P a l e s t i n e , E g y p t , W. I n d i e s , E a s t e r n
U n i t e d S t a t e s , w i t h a l a r g e range o f e c o ­
nomic h o s t s . P a r a s i t i s m appears to be
i n f l u e n c e d b y e n v i r o n m e n t a l and n u t r i t i o n a l
e f f e c t o f h o s t s .
AYALA, A. 1962.
P a r a s i t i s m o f b a c t e r i a l nodules b y t h e
r e n i f o r m nematode. J . A g r i c . U n i v . P .
Rico 4 6 ( 1 ) : 6 7 - 6 9 . 869
I n P u e r t o Rico t h e b a c t e r i a l nodules o f
Cajanus i n d i c u s were observed to be attacked
by t h e females of t h e nematode Rotylenc
h u l u s reniformis . Up to now t h i s nematode
was known to feed o n l y on t h e r o o t s of
v a r i o u s p l a n t s p e c i e s , i n c l u d i n g n i n e
leguminous p l a n t s .
BALDEV, B . , and K.S. AMIN. 1974.
S t u d i e s o n t h e e x i s t e n c e o f races i n
Fusariwn udum causing w i l t of Cajanus
c a j a n . SABRAO J. 6 ( 2 ) : 2 0 1 - 2 0 5 . 870
O f e i g h t l i n e s i n o c u l a t e d w i t h t e n i s o l a t e s
from v a r i o u s I n d i a n s t a t e s , C - 1 1 , NP(WR)-15,
and S-103 were r e s i s t a n t . From t h e r e s u l t s
o f i n o c u l a t i o n s t u d i e s w i t h 2 4 i s o l a t e s ,
s u s c e p t i b l e T-21 and r e s i s t a n t NP(WR)-15
and C - 11, it is concluded t h a t a number of
pathogenic races of F. udum e x i s t .
BARNES, R.F. 1973.
B u l l e t i n No. 1 , Department o f B i o l o g i c a l
S c i e n c e s , U n i v e r s i t y o f t h e West I n d i e s ,
S t . A u g u s t i n e , T r i n i d a d . 871
A r e c e n t b i b l i o g r a p h y on diseases of
pigeonpea i n d i c a t e s s i x fungus diseases
and two v i r u s diseases occur on pigeonpea
i n c o u n t r i e s i n t h e r e g i o n — P u e r t o R i c o ,
Bermuda, and T r i n i d a d and Tobago. A survey
o f w o r l d l i t e r a t u r e i n d i c a t e d t h e t o t a l
number of diseases r e p o r t e d to a f f e c t
pigeonpea i s : 2 0 o f f u n g a l o r i g i n , s i x o f
v i r a l , two o f b a c t e r i a l , and two o f unknown
o r i g i n .
BATES, G.R. 1957.
Botany and P l a n t P a t h o l o g y . Rep. M i n i s t .
A g r i c . Rhod. N y a s a l d . 1 9 5 5 - 5 6 : 7 9 - 8 6 . 872
New r e c o r d of Cercospora aajani on
pigeonpea.
BATISTA, A . C . , and A . F . VITTAL. 1952.
Monografia Das especies De P h y l l o s t i c t a em
Pernambuco. B o l . Sec. A g r i c . Pernambuco.
1 9 ( 1 - 2 ) : 1 - 8 0 . 873
Phyllosticta c a j a n i recorded i n B r a z i l .
BHARGAVA, S.N. 1965.
S t u d i e s o n t h e c h a r c o a l r o t o f p o t a t o .
P h y t o p a t h . Z. 5 3 ( l ) : 3 5 - 4 4 . 874
Macrophamina phaeeoli i s o l a t e d from p o t a t o
was s u c c e s s f u l l y i n o c u l a t e d i n t o wounded
pigeonpea.
BHATNAGAR, P . S . , L.C. GANGWAR, and V. KUMAR.
1966.
P h y l l o d y in pigeonpea (Cajanus c a j a n ( L . )
M i l l s p . ) . Kanpur A g r i c . C o l l . Mag.
2 6 ( 1 - 2 ) : 5 1 - 5 2 . 875
BIRD, J . 1962.
A w h i t e - f l y t r a n s m i t t e d mosaic of Rhynahosia
minima and i t s r e l a t i o n to tobacco l e a f
c u r l and o t h e r v i r u s diseases o f p l a n t s i n
P u e r t o R i c o . P h y t o p a t h . 5 2 ( 3 ) : 2 8 6
( A b s t r a c t ) . 876
Pigeonpea was i n o c u l a t e d w i t h the v i r u s i n
the greenhouse and f u r t h e r o b s e r v a t i o n s
were r e c o r d e d .
BIRD, J . , and K. MARAMOROSCH (EDITORS).
1975.
T r o p i c a l diseases o f legumes. A g r i c . Exp.
Stn U n i v . Puerto R i c o , Rio P i e d r a s , PR.
New Y o r k : Academic P r e s s . 184 p p . 877
Papers presented at a workshop h e l d in
P u e r t o R i c o , June 1974. I t deals w i t h
rugaceous, mosaic, and b a c t e r i a l diseases
and w i t h nematodes on common b e a n , cowpea,
pigeonpea, soybean, l i m a bean, and o t h e r
t r o p i c a l legumes.
BISHT, N . S . , and A.K. BANERJEE. 1965.
Occurrence of two new v i r u s diseases in
U t t a r Pradesh (Cajanus c a j a n ) . Labdev
J . S c i . T e c h n o l . 3 ( 4 ) : 2 7 1 - 2 7 2 . 878
A new mosaic d i s e a s e of pigeonpea is r e p o r ­
t e d , a f f e c t i n g 10% of t h e crop and causing
l o s s o f y i e l d . T r a n s m i s s i o n t o pigeonpea
was by g r a f t i n g .
BOSE, R.D. 1939.
The r o t a t i o n o f tobacco f o r t h e p r e v e n t i o n
o f w i l t d i s e a s e o f pigeonpea. A g r i c u l t u r e
L i v e - S t k I n d i a 6 : 6 5 3 - 6 6 8 . 879
The growth of Fuearium vasinfectum c a u s i n g
pigeonpea w i l t i s r e t a r d e d b y r o t a t i o n w i t h
t o b a c c o , thus e n a b l i n g t h e pigeonpea t o
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