| 释义 |
black locust blækˈləʊkəst 短语¹³¹⁶²⁰⁺³
基本英英近义反义例句
洋槐
Noun:
strong stiff wood of a black-locust tree; very resistant to decaylarge thorny tree of eastern and central United States having pinnately compound leaves and drooping racemes of white flowers; widely naturalized in many varieties in temperate regions近义词 yellow locust刺槐,洋槐Robinia pseudoacacia刺槐
A micro- propagation system for tetraploid black locust Robinia pseudoacacia was established by using its shoots.
通过茎段离体培养建立了四倍体刺槐无性系的微体繁殖体系。 sswcc
A black locust mosaic tree was another primary source of PSV in peanut.
刺槐花叶树是花生上 PSV另一个初浸染源。 cnki
In forestlands of Luochuan and Changwu, the annual net productivities were high and relatively stable, and the growth periods of black locust could exceed45 years.
洛川和长武刺槐林地水分生产力较高且相对稳定，刺槐林地生长期可以超过45年； doi
The fact that drought is the key limiting factor for black locust growth was further proved in the correlation analysis between the chronologies and the humidity index of Lanzhou city.
之后通过树轮年表和湿润指数的相关性分析，也证明了干旱是影响刺槐生长的主要限制因子。 cnki
The changes of sandy soil water- physical properties after mixed plantation of poplar and black locust are studied.
研究了刺槐与杨树混交林后沙地土壤水分物理性质变化的状况。 cnki
The high efficient transformation system of tetraploid black locust has been established.
建立了四倍体刺槐高效遗传转化体系。 cnki
As a perfect hybrid planting and a pioneer tree species in restoring vegetation, black locust is very valuable in restoring vegetation and ecological building in temperate zone of China.
刺槐作为一个理想的混交树种和植被恢复的先锋树种对我国温带大部分地区植被恢复和生态建设具有重大的意义。 cnki
Coniferous forest to plant-based, Akamatsu, black pine, black locust, oak Ma, Liu Ping was the dominant species, four distinct seasons, abundant rainfall, with summer holidays advantage.
植物以针叶林为主，赤松、黑松、刺槐、麻栎、枰柳为优势树种，四季分明，降水丰沛，具备避暑消夏优势。 yestime
Describes the growth condition of black locustRobinia pseudoacacia L. sprout stand in Weibei Loess Plateau, Shaanxi Province.
以渭北刺槐林为对象，对其萌芽更新前后生长状况进行了调查研究。 cnki
Growth process of height, diameter and volume of the largest two stems of some sampled black locust stands on Weibei- loess plateau were described by analyzing stem disks and growth rings.
通过对渭北黄土高原刺槐人工林最大林木的树干解析和年轮分析描述了林分最大两株林木的树高、直径和材积生长过程。 cnki
In the paper the sequence of forest tending operations in black locust stands is proposed, based on results of long-term stand structure and forest yield trials.
本文根据林分结构和森林产量长期实验林的研究成果，提出了刺槐林的抚育作业次序。 cnki
PSV disease gradients were often observed from black locust mosaic trees into peanut fields.
在田间经常观察到 PSV由刺槐花叶病树林向花生传播，形成病害发生梯度。 cnki
Sprout regeneration should be considered as the first choice for black locust reproduction and reclamation of low productive plantations.
认为萌芽更新应作为刺槐更新和低产林改造的首选方式。 cnki
The intercropping can improve the growth of young stand of black locust.
间作能明显促进刺槐幼林生长。 cnki
The results showed that optimum combinations were black locust with E2, bunge ash or Babylon weeping willow with E4.
在单接种中，刺槐与 E2菌，白蜡与 E4，垂柳与 E4菌为最佳降解组合。 iciba
The study provides a basis for using hard seeds of black locust.
本研究为刺槐硬实种子利用提供了依据。 cnki
This results in unmatched in age between suckers and root sys-tem, obviously will affect stand structure and biomass of black locust firewood forest.
结果表明，未割柴林分的萌条密度、平均高度、平均地径、叶面积指数、生物量和生产量，均随年龄增长而增加。 cnki
This study dealt with the reasons of the salt damage or tolerances of black locust clones in terms of ion allocation and selective transport in their bodies.
同时，从体内离子分配及选择性运输角度讨论了各无性系盐伤害或耐盐的原因。 cnki
Under water stress, the defensive enzymes of black locust clones played important role.
干旱胁迫下，刺槐无性系保护酶起着重要的作用。 cnki |