Alternate Title: Effects of Fertilization on Leaf SPAD Values of Fraxinus mandshurica. (English)

المؤلفون: 张亚伟, 孙海龙, 郑鸿权, 卫月华

المصدر: Forest Engineering; Sep2020, Vol. 36 Issue 5, p34-39, 7p

مصطلحات موضوعية: TREE farms, CHLOROPHYLL, ASH (Tree), STATISTICAL correlation, NITROGEN