TY  - BOOK
AU  - Sparks, Donald
TI  - Advances in agronomy, Vol.92
SN  - 9780123736864
SN  - 00352113
U1  - 630 
PY  - 2006///
CY  - San Diego, California
PB  - Academic Press
KW  - Agriculture
KW  - Agricultural Research
N1  - Includes bibliographical references and index; 1.Nutritious subsistence food systems.
2. Polyacrylamide in agriculture and environmental land management.
3.Nutrients in agroecosystems: rethinking the management paradigm.
4. Rice and water

ER  -