TY  - JOUR
AU  - شرافت نژاد, احسان
AU  - نصرالله زاده اصل, علی
TI  - The effect of planting date on the yield and components of soya variety  in Salmas region
JO  - research in crop science
VL  - 6
IS  - 22
SP  - 1
EP  - 12
PY  - 2013
DO  - 
ER  -