The soil respiration evidenced by CO2 evolution declined significantly in samples taken from the Cu and Cu:Zn amendments (Table 6). The highest rate of decrease in respiration was recorded in the Cu:Zn treatment which was 0.98
The soil respiration evidenced by CO2 evolutiondeclined significantly in samples taken from the Cuand Cu:Zn amendments (Table 6). The highest rate ofdecrease in respiration was recorded in the Cu:Zntreatment which was 0.98