TY  - BOOK
AU  - 
AU  - Singh,Rana P.,ed
AU  - Srivastava,H.S.,ed
TI  - Nitrogen nutrition and plant growth
SN  - 8120412826
PY  - 1999///
CY  - New Delhi
PB  - Oxford & IBH Publishing
KW  - Plants nutrition
KW  - Nitrogen nutrition
N1  - Includes bibliographical references and index
ER  -