2) typical HAB species
典型赤潮藻
1.
The study on ecophysiological responses of typical HAB species to nutrients (in particular phosphorus) were carried out using field survey, ship-based mesocosm experiments and lab-based incubation experiments in the high frequency HAB areas in the Yangtze River estuary and its adjacent East China Sea, southern Taiwan Strait and Xiamen Harbour.
采用现场调查、现场船基围隔和室内培养实验等手段,研究中国近海若干海区浮游植物的磷营养限制与胁迫状况,选取几种典型赤潮藻东海原甲藻(Prorocentrum donghaiense)、链状亚历山大藻(Alexandrium catenella)、中肋骨条藻(Skeletonema costatum),研究该赤潮藻对营养盐(主要为磷)的生态生理响应,探讨赤潮藻的磷竞争策略,分析赤潮藻在磷营养代谢上的竞争优势及其机制。
3) typical black soil
典型黑土
1.
Based on the method of incubation test and controlling the pH of typical black soil samples, the relationship of soil pH and the effective content of trace elements of Cu, Zn and Mn was studied.
采用室内培养实验的方法 ,控制典型黑土样品的酸碱度值 ,探讨典型黑土中 Cu、Zn和 Mn等微量元素有效态含量与 p H值的关系。
2.
The results showed that:Typical black soil showed a significant linear regression relation between splash erosion amount and rainfall intensity,then the Rainfall intensity＜46.
为了系统了解典型黑土区表层土壤的击溅侵蚀特征及其变化规律,采用室内人工模拟降雨试验,设计不同的降雨强度、降雨历时,对比分析不同降雨条件下,典型黑土耕地表层土壤溅蚀土壤颗粒的空间分布、团聚体组成等特征;通过对溅蚀量、水稳性团聚体组成、团聚体平均重量直径(MWD)以及团聚体富集率(ER)等指标的测定、计算与分析,研究了人工模拟降雨条件下典型黑土溅蚀过程中团聚体粒级分布及其分选特征;分别以开垦年限为8a、30a、50a的典型黑土耕地和未开垦的天然次生林林地表层土壤为对象,对比研究不同开垦年限土壤的溅蚀规律,并通过析因分析研究了开垦对黑土溅蚀的影响机制,寻求影响典型黑土区土壤击溅侵蚀的主导因素。
4) typical soil
典型土壤
1.
The method, based on that stream sediment inherits the characters of the rock, divides the studied area into different lithologic areas, in which the typical soils for.
该方法依据水系沉积物对原岩的继承性,以不同岩性所对应的典型土壤为已知样品,采用欧氏距离作为分类指标,将研究区划分为不同的岩性类。
2.
In this paper,more than 10 common species of crops and seven typical soils by which the corps grew on in Chengdu region were sampled as subjects for a study on arsenical contents by means of monitoring data analysis,normal distribution fitting,analysis of variance and linear correlation analysis etc.
成都地区土壤和农作物中砷污染研究资料不多,本文以成都地区7类典型土壤和该土壤上生长的10余种常见农作物中的砷含量为研究对象,通过对监测数据的整理、分析,应用正态分布、方差分析、线性相关检验等方法对土壤和农作物中砷的分布规律以及两者的关系进行了比较详尽的分析和研究,并对比了国内相关研究结果,说明了成都地区土壤和农作物中砷污染的规律和相关性。
5) typical loess
典型黄土
1.
Based on analyzing and summarizing the previous study results of loess, inthis paper the dynamic characteristics of intact loess from three typical loessareas (Xi an, Lanzhou and Taiyuan ) are compared and analyzed under thesupport of the opening laboratory of National Ministry of Geology and MineralResources.
在分析和总结前人对黄土动力特性研究的基础上，本文依托地矿部岩土开放实验室基金项目，着眼于对我国几个典型黄土地区（西安、兰州和太原）的黄土动力特性的对比分析，根据在不同湿度状态下动三轴试验所得的资料，较为系统地从动本构关系、动模量和动强度等几个方面进行了考察。
6) orthic solonetz
典型碱土
补充资料：赤潮藻
海水受到污染，得到大量有机物，营养盐过剩，温度、阳光适宜等，某些藻类会突然大量繁殖，使海水变色，发生赤潮。能引发赤潮的藻类称为“赤潮藻”。这些藻类分别隶属于蓝藻门、绿藻门、裸藻门、金藻门、黄藻门、硅藻门、甲藻门、隐藻门等8个门类。
说明：补充资料仅用于学习参考，请勿用于其它任何用途。
参考词条