TY - BOOK AU - RAJWINDER Singh TI - Functional relationship of soil characteristics and fertilizer N levels with wheat growth and N uptake U1 - T 633.11 R14F PY - 1994/// CY - Ludhiana PB - PAU KW - WHEAT -- FERTILIZERS AND MANURES KW - MAIZE -- FERTILIZERS AND MANURES KW - NITROGEN FERTILIZERS KW - SOILS N2 - The increase in clay content of soil; fertilizer levels and application of organic manure resulted in early leave emergence The maximum leaf area index, dry matter production and grain yield was with 150 kg Nlha at all the stages of the crop growth Additi ER -