Author/Authors :
ibrahim, m. h. kafrelsheikh university - fac. of agric. - agron. dept., Egypt , meleha, m. e. national water res. center - water management res. inst., Egypt , ahmed, a. a. kafrelsheikh university - fac. of agric. - agron. dept., Egypt , ragab, m. f. department for middle delta - irrigation advisory service (ias), Egypt
