百喜草覆蓋對坡地檬果葉片要素濃度之影響

Mango leaf samples of Irwin, Haden and Zill collected from Hsing-Hua Experimental Station in January of 1977 and 1978 were analyzed for concentrations of 9 elements. Results showed that slight differences were found in the concentrations of N, K, Ca, Fe and Zn among the three varieties. The differences in the leaf concentration of the 8 elements between the sod treatment and the control were not significant for the two year period. The trend of iron was not clear