TY  - BOOK
AU  - Harpreet Singh
TI  - Establishment Of High Density Maize In Relation To Crop Residue And Nutrient Management In Maize-Wheat Cropping System
U1  - T631.58 
PY  - 2022///
CY  - Ludhiana
PB  - Pau
KW  - Maize 2.Green manuring
ER  -