leaf的例句大全

A truncate leaf; truncated volcanic mountains; a truncated pyramid.

被削平了的树叶；平头的火山；平头的金字塔。

The proportion of biomass increment distributed to root increased with decreasing soil water content, and the proportion allocated to stem and leaf decreased.

4品系生物量增量分配到根系的比例逐渐增大，而分配到茎和叶中的比例则逐渐减少。

A Preliminary Report on the Histopathologic Observations of Loquat Leaf Parch Blight Disease

枇杷叶尖焦枯病叶脉组织电镜观察初报

Besides two pathogenic types of mulberry bacterial disease black blight and crinkle leaf in recent years another sympton type broken leafstalk was discovered.

近年来发现桑细菌性疫病除黑枯型、缩叶型外，还有一种新的症状类型&断柄型。

Tea brown blight ( Guignardia camelliae) is one of several main leaf diseases of tea plant, having been more serious in some areas in recent years.

茶云纹叶枯病是茶树叶部主要病害之一，近些年来在局部地区发生比较严重，针对这种病害我们进行了相关研究。

Rough gentian leaf blight was caused by Septoria gentianae. Study on occurring rule and controlling techniques of spot blight of Gentiana

龙胆草斑枯病是近几年生产上发生的一种毁灭性病害。龙胆草斑枯病发病规律及防治技术研究

In our country, the most serious strawberry diseases are Gray Mold, Powdery Mildew, Leaf Spot ( snake eye), Fusarium Wilt, Bud Blight, Root Rot, and so on.

我国为害草莓较严重病害有草莓灰霉病、白粉病、叶斑病（蛇眼病）、枯萎病、芽枯病，根腐病等。

A Study on the Symptom and Pathogenicity of Peony Leaf Tip Blight

牡丹叶尖枯病的症状和发生原因

The resistance of 128 peony varieties to air fluoride pollution has been determined according to the disease index of peony leaf tip blight in the region of air fluoride pollution.

以污染区牡丹叶尖枯病的病情指数为依据，测定了128个牡丹品种对大气氟污染的抗性。

The results, based on the study of the symptom and development of the disease in the field and the fluoride concentration in the air, indicate that the peony leaf tip blight is a non infective disease caused by air fluoride pollution.

根据牡丹叶尖枯病的症状特点和田间扩展方式，以及对大气和牡丹叶片中氟浓度的测定，结果证实牡丹叶尖枯病是由大气氟污染引起的一种非侵染性病害。

Study of garlic leaf blotch ( cladosporium allii) ⅳ. yield loss assessment and fungicide control experiments

大蒜叶斑病（Cladosporium allii）的研究Ⅳ.产量损失估计及药剂防治试验

Disease occurrence and resistance evaluation of different wheat cultivars ( lines) to wheat leaf blotch

不同小麦品种（系）叶枯病田间发病情况及抗性评价

Leaf N, P and K were higher of blueberry cultured on dark brown forest soil and meadow bog gleyed soil.

N、P和K含量在暗棕色森林土和草甸沼泽地土壤上较高；

Leaf Mn, Fe were significantly high of blueberry cultured on meadow bog gleyed soil and meadow bog soil.

叶片中Mn、Fe含量在水湿地潜育土和草甸沼泽地土壤上很高；

Leaf angle was the main factor to determine light distribution at the booting stage.

利用这两项指标对不同行距下不同穗型水稻冠层的受光态势进行了比较研究，结果表明：在孕穗期，叶角是决定不同品种之间光分布差异的主要因素。

Effect of boron deficiency on leaf and pollen structure of sunflower

缺硼对向日葵叶组织及花粉结构的影响

The morphological indexes include plant height, leaf area, the length of the main root, the quantity of the first branched root, the length of the longest branched root, the root volume and the dry weight of root and plant, et al.

测定的形态指标包括株高、叶面积、主根长度、侧根数、最长侧根长度、根系体积、根干重和地上部分干重等；

A geo-based search tree with branching factor K is constructed by recursively using cluster method to split scenes. The atomic region is defined on the leaf node of the search tree.

通过聚类算法递归的建立了一棵K叉树，将场景划分为由树的叶节点定义的若干原子区域。

The phenophase of Rosa persica was divided into six main stages: sprout stage, vegetative branch stretching stage, blooming stage, fruit development stage, leaf falling stage and resting stage.

单叶蔷薇物候期分为萌动期、营养枝扩展期、开花期、果实生长发育期、落叶期、休眠期六个主要物候期。

Peroxidase ( POD) and esterase ( EST) isoenzymes were analysed in sporophyll, stem and leaf in three populations ( native, Japanese and half-bred) of sea mustard Undaria pinnatifida by electrophoresis.

对3个不同养殖群体裙带菜Undaria pinnatifida（本地裙带菜、日本裙带菜、自育裙带菜）的孢子叶、茎和叶不同部位的过氧化物酶（POD）和酯酶（EST）进行了同工酶电泳分析。