水稻术语表——精选推荐

更新时间:2023-07-15 00:13:36 阅读: 评论:0

GLOSSARY
Aleurone layer 糊粉层- the peripheral layer of the endosperm胚乳, containing oil and protein.
猪肉脯Adventitious prop roots 须根- roots formed in higher nodes above the soil surface.
Axil 叶腋――叶与茎的交角处叫做叶腋。叶片向轴一面的基部称叶腋。大多数的侧芽是生在茎的叶腋,叶腋是生长分枝的部位。
Auricles 叶耳- a pair of small, ear-like appendages at the ba of the blade, that may not be prent in older leaves.
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Awn 芒- a thorn-like extension from the keel of the lemma. It is not prent in all rice varieties.
Bract苞叶small degenerated leaf
Brown rice (caryopsis) 颖果- the dehulled rice grain.
Bud 芽苞?- a small protuberance on a node. It may give ri to a tiller. Coleoptile 胚芽鞘- the cylinder-like protective covering of the young plumule幼芽.
Coleorhiza 胚根鞘- the sheath covering the radicle.
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Collar 叶枕- the joint between the leaf sheath and leaf blade.
Culm 茎- the round, smooth-surfaced, ascending axis of the shoot consisting of hollow internodes joined by solid nodes.
Embryo 胚芽- the miniature plant developed from the fertilized (diploid) egg called zygote, which upon germination gives ri to a young
edling. It is located on the ventral side of the ed next to the lemma.
Endosperm 胚乳- the nutritive tissues of the ripened ovary. It consists of the aleurone layer and the starchy endosperm. It rves as food for the germinating embryo.
Flag leaf 剑叶- the last leaf just below the panicle.
Floret 小花- A unit of the spikelet. It includes the lemma, palea and the flower.
Flower 花- It consists of two lodicules, six stamens and the pistil.
Grain - the ripened ovary and its associated structures.
Hull 外壳- the lemma and palea, and their associated structures. Internode 节间- the smooth, solid (when young), or hollow (when mature) part of the culm between two successive nodes.
Keel 外颖的中间叶脉(龙骨瓣?)- the middle nerve of the lemma. Leaf - the vegetative part of a tiller consisting of the blade and sheath.
Leaf blade - the flat and free portion of the leaf.
Leaf sheath 叶鞘- the lower part of the leaf, originating from a node and wrapped around the culm above the node.
Lemma 外颖- the five-nerved bract of the floret.
雪歌曲Ligule 叶舌- a thin, upright, membranous structure attached to the ba of the inside of the flower.
潘军Lodicules 浆片- the two scale-like structures near the ba of the palea. Mesocotyl 中胚轴- the internode between the coleoptile node and the point of union of the culm and root in the young edlings. It pushes the coleoptile above the soil surface.
Midrib 中脉- the prominent ridge in the middle of the underside of the leaf blade.
Neck (panicle ba) 颈?- the nearly solid node between the uppermost internode of the culm and the panicle axis. 在茎的最上节间与花序轴之间的节。
Node 节点- the solid portion of the culm. It may give ri to a leaf, a tiller, or adventitious roots.
Ovary 子房- the bulbous, basal portion of the pistil which contains one ovule.
Palea 内颖the three-nerved bract of the floret.
Panicle(inflorescence)花序-the terminal component of the rice plant which bears the rice spikelets.
Panicle pulvini - the swellings in the axis of the primary panicle branches. Pedicel 枝梗- the stalk supporting a spikelet on the panicle branch. Pericarp layer - the wall of the ripened ovary and the outermost layer of cells covering the ed.
小脸迷人Plumule 幼芽- the embryonic leaves of the young plants in the embryo. It is enclod by the coleoptile.
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Pistil 雌蕊- the female reproductive organ consisting of the ovary, style and
stigma.
强迫回忆Primary panicle branches 一次分枝- the structures arising from the panicle axis. They bear the condary branches.
Primary leaf 鞘叶- the first edling leaf. It does not have a leaf blade. Primary tillers 一次分蘖- tillers arising from the lowermost nodes of the main culm.
Rachilla 小花轴- the small axis bearing the single floret.
Radicle 胚根- the embryonic primary root.
Rootlets 侧根- the lateral roots that grow endogenously from the mature root.
Rudimentary glumes 副护颖- the laterally enlarged, cup-like apex of the pedicel.
Second leaf 第二叶- the first differentiated leaf with blade and sheath. Secondary adventitious roots 不定根- roots arising from the nodes at the ba of the plant.
Secondary panicle branches 二次分枝- the branches arising from the primary branch of the panicle. They bear the spikelets.
Secondary tillers 二次分蘖- tillers arising from primary tillers.
Seminal roots - sparly branched roots that replace the radicle and are later replaced by condary adventitious roots.
Septum 隔膜- the cross-ctional layer inside the node which parates adjoining internodes.
Sheath pulvinus - the swelling at the ba of the leaf sheath just above the node. Often mistermed as the node.
Spikelet 小穗- the basic unit of the rice inflorescence consisting of the two sterile lemmas, the rachilla and the floret.
Stamen 雄蕊- the male reproductive organ consisting of the anther and the filament.
Sterile lemmas 护颖- the two flowerless bracts at the ba of the spikelet. Tegmen layer 外皮层- two layers of cells next to the pericarp.
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