TY - BOOK AU - Suri, Vinod Kumar TI - Carbon-fertilization studies: effect of soil released carbon diioxide on sub-tropical crops(Soyabean & Maize) under field conditions U1 - T 633.34 S94C PY - 1979/// CY - Ludhiana PB - P.A.U KW - SOY - BEAN - FERTILIZERS AND MANURES KW - MAIZE - FERTILIZERS AND MANURES KW - PHOTOSYNTHESIS KW - SOILS N2 - The decomposition of chopped wheat straw in trays significantly increased grain yield and the grain protein content of soybean by 57 & 263% respectively Straw-mulching and soil incorporated FYM did not differ so much in response The increase in the grain ER -