Comparison of the water potentials of leaf, sheath and culm has done.
对春小麦叶鞘、叶片和茎水势的变化情况进行了比较。
The result shows that the unit weight of culm changes along with the age of culm.
结果表明，竹杆容重随年龄的变化反映了毛竹个体独特的生长分化特点。
But as concentration of brown rice has most positively correlation to that of culm.
穗茎节砷含量与糙米砷含量之间呈极显著正相关。
In vitro, leaf number per culm became more; and the lower node was, the more increase was.
离体条件下单苗叶片数有所增加，且节位越低增加越多。
The higher content of that in culm and sheath was a character of active carbohydrate metabolism.
茎鞘中高含量的可溶性糖是茎鞘碳水化合物代谢活跃的特征；
Culm sheath asymmetrical, one side smooth, the other rugate , apex with unequal rounded shoulders.
不对称的竿箨，顺利的一边，有皱的另一个，先端具不同的事物绕行肩。
Branches arising from basal 3rd or 4th node up; larger auricle of culm sheath oblong, not tapering.
向上的分枝生于基部的3或4节；竿箨长圆形的更大的叶耳，并非渐狭。
Abstract: Brittle culm mutant in gramineae plants is an ideal material for secondary cell wall research.
摘要禾本科植物的脆秆突变体是进行次生细胞壁研究的理想材料。
Culm sheath auricles falcate, long. Leaf blade abaxially minutely pubescent along one or both sides of midrib.
竿箨耳廓镰刀形，长。沿着中脉的两面的那个或的叶片背面稍具短柔毛。
Improved culm diameter dramatically is worth practicing and continuing to study of lodging-resistant breeding.
大幅提高品种茎粗是抗倒伏育种值得实践和继续研究的方向。
Brittle culm mutant was one of the rice mutants which was studied by scientists in the middle of 20th century.
水稻脆茎突变体是水稻茎秆突变体中的常见一类。
After cutting the top of bamboo, the strength of culm declined but the quality and the value of culm increased.
钩梢后竹材力学强度有所下降，但削度更圆满，材用价值高。
Culm length and its CRI were affected by a few major genes, and these traits had high narrow-sense heritability.
秆长的表现型值及其CRI值受少数主效基因控制，具有较高的狭义遗传力。
22 rice cultivars was used to study the relationship between culm traits and lodging resistance and yield factor.
以22个水稻品种(组合)为材料，研究水稻茎秆性状与抗倒性和产量因子的关系。
However, the increasing rate of the culm biomass in reproductive period was 1.13 times of that in vegetative period.
而生殖生长期茎秆生物量增长速率是营养生长期的1.13倍。
The epidermis of culm is identical to the abaxial surface of leaf blades both in transverse section and in surface view.
秆表皮的横切面观和表面观均与叶的下表皮相似。
"Brittle culm" mutants found in Gramineae crops are suitable materials to study the mechanism of secondary cell wall formation.
禾本科作物的脆秆突变体是研究次生细胞壁形成的合适的材料。
Furthermore, the increase of culm-wall density for 1~3 year bamboos has also the influence over the increase of biomass of bamboo groves.
另一方面，1～3年生毛竹竹壁密度的增加，对毛竹林生物量的增加也有一定的影响。
The key factors affecting the yield of shoot were the quantity and DBH of living culm, which determined the quantity and quality of shoot.
竹笋产量主要影响因子是丛立竹数和立竹胸径，决定出笋数量和笋个体质量。
The thickness-diameter ratio of culm, stem diameter, culm wall thickness and pith diameter were significantly correlated with stem strength.
结果表明小麦茎秆强度与厚径比、壁厚均呈极显著正相关，与髓腔直径呈极显著负相关。
Through investigation and and analysis of bamboo shoot and culm processing, the countermeasures are proposed aiming for solving the existing problems.
通过对竹笋和竹材加工的调查分析，针对存在的问题，提出对策和改进措施。
The quantity of shoot product was positively correlated with the quantity of living culm, and negatively correlated with the quality of individual shoot.
出笋数量与丛立竹数正相关，与笋个体质量负相关。
The relationship between spikelet fertility and the green leaves area, the dry matter dynamic of leaf sheath and culm of different cultivars was analyzed.
对不同品种绿叶面积和茎鞘干物质的动态变化及其与子粒结实的关系进行了分析。
Since 1974, culm brown rot of Phyllostachys viridis has been found in Nanjing, Li Yang County of Jiangsu Province and De Qing County of Zhejiang Province.
1974年以来在南京、江苏省溧阳县及浙江省德清县陆续发现刚竹秆褐腐病。
Protein content of brown rice was significantly correlated with days to heading, and protein content of straw was significantly associated with culm length.
水稻糙米的蛋白质含量与抽穗天数呈显著的负相关，而稻草蛋白质含量与秆长呈极显著的负相关。
The main results were as follows: 1. Plant height, culm thickness and biomass per plant were correlated to the lodging index at the 1% level of significance.
倒伏指数与株高、地上部生物量、茎粗的相关系数均达1%显著水平，表明水稻倒伏指数受株高、地上部生物量和茎粗等性状的显著影响。
The low durability of a bamboo culm towards biodeterioration in an exposed environment requires mostly a protection with chemical solutions for long time use.
由于在露天环境中遭遇生物腐蚀，竹秆的持久性差，所以需要采取化学手段增强其耐力。
Until now, some rice recessive long culm mutants from the semidwarf varieties have been reported, but there has been no report on the dominant long culm mutant.
到目前为止，对半矮秆水稻的隐性高秆突变已有不少报道，至于半矮秆水稻的显性高秆突变，国内外尚未见报道。
The Ultracytochemical localization of peroxidase during the ground tissue development in bamboo Phyllostachys edulis culm was studied with cytochemical technology.
利用电镜细胞化学技术对毛竹竹秆基本组织发育过程中过氧化物酶进行了细胞化学定位。
Under the conditions of field and greenhouse, the influence of temperature, water supply and illumination on shooting, growth and abnormal culm rate was investigated.
在田间和温室控制条件下，调查温度、水分和光照对小佛肚竹出笋、成竹和畸形秆率的影响。
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