FARMERS KNOWLEDGE LEVEL IN SINJAR DISTRICT / NINEVEH GOVERNORATE IN THE FIELDS OF USING CROP ROTATIONS AND ITS RELATIONSHIP WITH SOME FACTORS

Radwan T. AL-Kashab
2013 Mesopotamia Journal of Agriculture  
doi:10.33899/magrj.2013.74707 fatcat:igg2azbn75dltflxppkwflevei