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单词 sanio's law
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Sanio's law
b. Sanio's law: any of a set of empirical results that describe the growth of tracheides in conifers.
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the world > plants > botany > [noun] > results describing specific growth in conifers
Sanio's law1903
1903 Mudge & Maslen Class-bk. Bot. ii. 51 It follows from Sanio's law that the elements of the phloem and xylem, unless subjected to subsequent disturbances, should be arranged in radial rows.
1915 Bailey & Shepard in Bot. Gaz. 60 66 (heading) Sanio's laws for the variation in size of coniferous tracheids.
1915 Bailey & Shepard in Bot. Gaz. 60 70 It is evident from Table V that Sanio's second law is applicable to Picea rubens as well as to Pinus sylvestris.
1961 Forestry XXXIV. 125 The foundation of the study of tracheid and fibre-length variation was laid by Sanio (1872) who presented his results of studies on Scots pine (Pinus sylvestris) in a set of five conclusions which, for some time now, have been regarded as ‘Sanio's Laws’.
1975 S. Carlquist Ecol. Strategies of Xylem Evol. 5 The variations noted in Sanio's laws have been confirmed for a number of conifers and dicotyledons.
extracted from Sanion.
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