英语词汇“pollen diagram”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

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pollen diagram

pollen diagram n. a standardized graphical representation of pollen spectra from one site, showing changes in the frequencies of various kinds of pollen with depth (and hence with time).

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the world > plants > botany > [noun] > pollen analysis > diagrams or statistics

pollen diagram1924

pollen spectrum1924

pollen profile1935

pollen graph1936

1924 G. Erdtman in Jrnl. Linn. Soc.: Bot. 46 453 By means of the percentage numbers a pollen-diagram is constructed.

1992 M. Atherden Upland Brit. ix. 158 Gaps began to appear in the woodland cover, recorded on the pollen diagrams as small temporary expansions of grasses and weeds.

extracted from pollenn.

as lemmas

单词	pollen diagram
释义	> as lemmas pollen diagram pollen diagram n. a standardized graphical representation of pollen spectra from one site, showing changes in the frequencies of various kinds of pollen with depth (and hence with time). ΘΚΠ the world > plants > botany > [noun] > pollen analysis > diagrams or statistics pollen diagram1924 pollen spectrum1924 pollen profile1935 pollen graph1936 1924 G. Erdtman in Jrnl. Linn. Soc.: Bot. 46 453 By means of the percentage numbers a pollen-diagram is constructed. 1992 M. Atherden Upland Brit. ix. 158 Gaps began to appear in the woodland cover, recorded on the pollen diagrams as small temporary expansions of grasses and weeds. extracted from pollenn. < as lemmas
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