| 单词 | adventitious root |
| 例句 | The great thing about tomatoes is that they form adventitious roots all along their stems, so overgrown seedlings, well watered, may still develop great root systems and bear lots of fruit. Perspective | Missed the boat on spring gardening? Relax and follow this guide. 2017-06-06T04:00:00Z A bud and adventitious root system form from the runner. Fundamentals of Biology 2015-01-01T00:00:00Z IAA is used as a rooting hormone to promote growth of adventitious roots on cuttings and detached leaves. Biology for AP Courses 2022-06-09T00:00:00Z The growth of the primary root is limited; sooner or later adventitious roots develop from the axis above the radicle which they ultimately exceed in growth. Encyclopaedia Britannica, 11th Edition, Volume 12, Slice 3 "Gordon, Lord George" to "Grasses" 2011-11-13T03:00:13.177Z All here depends upon the facility with which these bud plants root as it is called, that is develop adventitious roots, when they are brought in contact with moist earth. American Pomology Apples 2011-10-03T02:00:29.477Z A shoot deprived of roots and dropped in some moist place is soon covered with bright green leaves and adventitious roots. The Medicinal Plants of the Philippines I do not know at the present time how many species of nut trees will develop adventitious root buds, as my experiments have been confined to roots of the shagbark hickory, beech, and hazel. Northern Nut Growers Association, Report of the Proceedings at the Fourth Annual Meeting Washington D.C. November 18 and 19, 1913 Some plants, however, also have adventitious roots, which emerge above the ground from the shoot. Biology for AP Courses 2022-06-09T00:00:00Z Nodes are glabrous and the lower nodes bear adventitious roots. A Handbook of Some South Indian Grasses Thus the production of adventitious roots on the stem of the vine is considered to be due to untoward circumstances impairing the proper action of the ordinary subterranean roots. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Botanical Description.—A vine whose runners entwine themselves among the tops of the highest trees, giving off many adventitious roots which seek the earth. The Medicinal Plants of the Philippines In many Dicotyledons and most Monocotyledons, the primary root soon perishes, and its place is taken by adventitious roots developed from the stem. Encyclopaedia Britannica, 11th Edition, Volume 2, Part 1, Slice 1 Here, by a process of growth but little removed from the normal, portions of stems develop adventitious roots, and by the dying away of the connecting links may become independent plants. Scientific American Supplement, No. 531, March 6, 1886 The single stem of youth frequently deteriorates and occasionally disappears altogether, adventitious roots, descending from various heights, forming an elaborate and sure and ever-developing support. Tropic Days I have seen many specimens of adventitious roots produced on the olive in the way just mentioned. Vegetable Teratology An Account of the Principal Deviations from the Usual Construction of Plants Botanical Description.—A plant with a scaly rhizome and adventitious roots from which spring the stems, some of which bear leaves and others flowers. The Medicinal Plants of the Philippines |
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