Figure 2

Response of compost and humic acid incorporation on the absorption and assimilation of nutrients by the field pea for the year 2017 and in repeat experiment 2018. Total shoot nitrogen % (a, b), total shoot phosphorous % (c, d), total shoot potash % (e, f). Tukey's HSD test results at p < 0.05. At the top of the vertical bars, distinct letters revealed apparent variances in treatment mean values. The standard deviation is displayed in the error bars (n = 3).