TY  - JOUR
AU  - Lotfi, Babak
AU  - Fotohi, Farbod
AU  - Siadat, Seyed Ataollahi
AU  - Sadeghi, Mehdi
TI  - The Effect of Using Chemical Nitrogen Fertilizer and Biological Fertilizer on Seed Yield and Protein Percent of Cowpea  (Vigna unguiculata L.)
JO  - Journal of Crop Ecophysiology
VL  - 12
IS  - 45
SP  - 123
EP  - 138
PY  - 2018
DO  - 
ER  -