TY - BOOK AU - Uttam Singh TI - Ecological studies on crop geometry and age of seedlings on productivity of soybean (Glycine max L. Merril) U1 - T 633.34 U8E PY - 2008/// CY - Ludhiana PB - PAU KW - SOYBEAN SEEDLING KW - SOYBEAN -- GROWTH N2 - The present investigation entitled "Ecological studies on crop geometry and age of seedlings on productivity of soybean (Glycine max L. Merril)" was conducted at Student's research farm, department of agronomy, at Punjab Agricultural University, Ludhiana ER -