Plant and Soil, Vol. 155/156, Selected papers from the PROCEEDINGS OF THE TWELFTH INTERNATIONAL PLANT NUTRITION COLLOQUIUM (October 1993), pp. 273-276 (4 pages) Xylem sap of sinker (tap) root, cluster ...
This is a preview. Log in through your library . Abstract The secondary phloem of pecan is segmented by narrow rays into radial sectors of varying width. Irregular bands of fibers alternate with ...
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