| 单词 | boll |
| 释义 | boll noun[C] uk/bəʊl/us/boʊl/thepartof thecottonplantthatcontainstheseeds 棉籽Fruits & seeds & their parts
Examplesofbollboll In this investigation, quantification of fibre quality in individual bolls revealed wide variations in fibre maturity. From theCambridge English Corpus One must remember, however, that the green bolls were of large size and that a large proportion of them must have been approaching maturity. From theCambridge English Corpus This comparison focused on the phenological cycle of cotton plants, especially the flowering stages: fruiting onset and effective flowering time (period when bolls are initiated). From theCambridge English Corpus There was no significant positionrcultivar interaction, thus, mote frequencies between bolls at different plant positions were not affected by cultivars. From theCambridge English Corpus Ten bolls were harvested for each plant position. From theCambridge English Corpus Source-sink relations as affected by water stress duringbolldevelopment. From theCambridge English Corpus A further important fact is that a diet of unopened bolls leads, in general, to a high mortality with prolongation of the stadia. From theCambridge English Corpus Of the three yield components (bollnumber,bollweight and lint percentage),bollnumber was the most sensitive to shade. From theCambridge English Corpus Total bolls per plant were also measured immediately prior to harvest. From theCambridge English Corpus High levels of late season cotton aphid infestation can cause aphid honeydew accumulation on open bolls, resulting in sticky cotton lint. From theCambridge English Corpus The decrease in lint yield for shaded cotton was mainly associated with a decrease in the number of retained bolls. From theCambridge English Corpus Bolls at the middle and top parts of the plant had lower mote frequencies than bolls at the bottom of the plant. From theCambridge English Corpus The fruiting site of abollrepresents a unique microsite with individual combinations of temperatures, light and metabolic resource allocations. From theCambridge English Corpus However, the final effect of treatment on the number of bolls per plant was not significant in either year. From theCambridge English Corpus Not until the fourth instar was reached did nymphs thrive satisfactorily upon unopened bolls. From theCambridge English Corpus These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors. |
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