TY  - BOOK
AU  - Singh, Ram Naresh
TI  - Studies on Variability and correlation of yield attributing characters in black gram(Vigna mungo L.)
U1  - 631.53 S 643 S 
PY  - 1978///
CY  - Bhagalpur
PB  - BAC, Sabour
KW  - Plant Breeding
ER  -