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primary leaf相关的网络例句

查询词典 primary leaf

与 primary leaf 相关的网络例句 [注:此内容来源于网络,仅供参考]

Leaf blight of Camellia oleifera has become primary disease in recent years.

近几年,油茶叶枯病已从油茶的次要病害上升为主要病害。

It also can be used as the controlling indicators for membrane bio-fouling in the prophase. When the bio-fouling membrane was anatomized, it shows that the bio-fouling membrane are meshy and coupling, whose primary ingredients are organics matter such as albumin, benzene ring, hydroxyl acid, fatty acid and so on, as well as microorganisms such as cocci, bacilli, leaf mold, alga and so on.

微生物污染解剖试验分析表明,严重的微生物污染薄膜成网状粘联结构,分析到的主要成分有白蛋白、苯环类、脂肪酸和芳香烃类等有机物,可观察到的微生物有球菌、杆菌、霉菌和藻类。

Leaf blade with 6 or 7 primary veins on each side of midrib, elliptic to broadly ovate or cordate, 6.5-19 cm

茎根状茎状,具紧密的节;叶近顶生,有点密集的或浓密安排。

One of the primary divisions or leaflets of a pinnate leaf.

Pinnae 羽状复叶的一回羽状小叶。

So, Floating Leaf is part-human—like a creature from mythology—but also similar to an elemental organism in primary stages of evolution.

因此,《浮叶》一部分像人,像是神话中的怪物,但也像进化初始阶段的基层生命。

In the present experiment, the screening techniques for salt tolerance and mutants of strawberry leaf and anther callus in vitro were studied, and primary screening system for salt tolerance evaluation was established. It was studied the sensitivity to mutagen of different strawberry cultivars and different tissues in vitro.

本试验以草莓离体叶片及花药愈伤组织为试材进行了耐盐突变体的诱变及筛选研究,初步建立了草莓耐盐突变体诱变筛选的技术体系,研究了草莓品种以及离体组织对诱变剂的敏感性,并且对不同诱变处理再生植株的耐盐性差异进行了比较。

The paper focuses on the tetraploidy black locust on Loess plaeatu of West Shanxi province, applys steady state promoter method and image processing technology to study the days transpiration water consumption in different weather ,different seasons and different site conditions,has primary analysis on the impact of environment on the transpiration and carries on the calculation to the tetraploidy locust tree by the single leaf water consumption to the single tree water consumption in CaiJiachuan watershed; Uses fast weighing method to measure and analyze the transpiration water consumption of five different herbs under the tetraploidy black locust forest (Capillary Wormwood,Vanilla,Agropyron Sristatum , Common Sowthistle and Medicago Sativa) in short time, in the same and different growcrop,and calculates the average transpiration water consumption per square metres ;the soil colome weighing method was used for determining diumal variation quantity of soil moisture evaporation, analyzing the dynamic variation and caculating the total quantity of soil evaporation water consumption from May to August ; then 5 kind of suppositions about the types of surface vegetation coverage are proposed in experimented site and the total evapotranspiration water consumption are calculated under 5 suppoitions ,aim at providing preliminary theoretic basis for ascertaining the transpiration water consumption of tetraploidy black locust forest,controling standing forest density and optimizing the forest grass deploy on loess plaeatu of west Shanxi province .

本文以两种不同立地条件下的四倍体刺槐林为研究对象,采用了气孔计法对蔡家川流域生长季内不同天气状况下(典型晴天、阴天和半阴天)四倍体刺槐日蒸腾耗水规律、不同季节(生长季初期、中期和末期)的蒸腾耗水规律、两种不同立地条件下四倍体刺槐蒸腾耗水比较以及影响四倍体刺槐蒸腾耗水的环境因子进行初步研究分析,并对四倍体刺槐由单叶耗水量向单株耗水量进行推算;采用经典快速连续称重法对四倍体刺槐林地生长的主要5种草本植物(白蒿、香青兰、冰草、苦苣和苜蓿)短时段内蒸腾耗水规律、不同生长季内蒸腾耗水规律、同一生长季不同种类草本植物蒸腾耗水量进行了比较分析,并且采用面积与重量比的方法推算出了单位面积四倍体刺槐林地几种主要草本植物平均蒸腾耗水量:采用土柱称重法测定了5月份~8月份土壤水分蒸发昼夜变化量、对试验期内土壤蒸发量动态变化作了分析、推算出了试验地5月份~8月份土壤蒸发耗水总量;对试验地地表植被覆盖类型提出了5种假设,推算出5种假设的情景下蒸散耗水总量,旨在为晋西黄土区四倍体刺槐林蒸腾耗水量的确定、林分密度调控以及林草优化配置等提供初步的理论依据。

Leaf blade 10--15 cm wide, base cordate; primary lobes separate for at least 60% of blade radius; central lobe rhombic, 3-lobulate, distally few dentate, apex acute; ultimate lobules narrowly ovate; proximal leaves withered. Raceme 6--30 cm, 3--15-flowered, sometimes corymbiform, glabrous; proximal bracts sometimes leaflike, distal ones small, linear or subulate.

叶片10-15厘米宽,基部心形;初级裂片短于叶片半径的60%;中央裂片菱形,3具小裂片,上部很少具牙齿,先端锐尖;末级小裂片狭卵形;下部叶枯萎。6-30厘米的总状花序,3-15开花,有时伞房花序状,无毛;有时叶状的下部苞片,上部的小,线形的或钻形。

Paraffin sectioning was employed to study the developmental structure of stems and leaves of Messerschinidia sibirica, especially the position, the structure and the formation and development of the salty gland. The result indicated: that salty gland of M. sibirica is from epidermic cell of stem and leaf. Based on the observation we found one primary kind of salty glands structure which consists of many cells on the epidermis including the collecting cell and the secretory cell and so on.

利用石蜡切片法研究了砂引草茎叶的解剖结构,尤其是对泌盐腺的位置、泌盐腺的形态结构及泌盐腺的发生发育过程进行了系统的研究,结果表明:砂引草的盐腺由茎叶的表皮细胞发育而成,通过观察发现在砂引草的表皮上存在着一种主要的盐腺结构,它是由多个细胞组成,包括收集细胞和分泌细胞等。

Leaves mostly near middle of stem and distal; leaf blade deeply palmately divided; primary lobes 2- to many lobulate.

茎和上部的叶多数近中部;叶片深掌状全裂;一级裂片具2到很多小裂片。

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