搜索结果: 1-15 共查到“理学 Occurrence”相关记录102条 . 查询时间(0.078 秒)
Continental-scale effects of phytoplankton and non-phytoplankton turbidity on macrophyte occurrence in shallow lakes
lakes phytoplankton biological
2021/7/23
Submerged macrophytes are key components of shallow lake biological communities, and their presence has been associated with a predominantly clear-water state.
Survey completeness of a global citizen-science database of bird occurrence（图）
Survey completeness global citizen-science database bird occurrence
2019/10/28
There are many shortfalls in knowledge of the world's biodiversity, and one of the most basic is the lack of knowledge about where species occur geographically. This deficiency has broad ramifications...
First Record of Halyomorpha halys and Mass Occurrence of Nezara viridula in Slovakia
brown marmorated stink bug southern green stink bug Europe polyphagous phytophagous invasive speciesd
2018/3/5
The brown marmorated stink bug, Halyomorpha halys Stål, 1855 (Hemiptera: Heteroptera: Pentatomidae), is recorded
from Slovakia for the first time based on a 5th instar larva collected in the tow...
Geology and Mineral Chemistry of Gold Mineralization in Mirge-Naqshineh Occurrence (Saqez, NW Iran): Implications for Transportation and Precipitation of Gold
gold quartz veins mineral chemistry EPMA Mirge-Naqshineh Iran
2018/4/10
The Mirge-Naqshineh gold district is situated at northwest of Iran with a NW-trending brittle-ductile shear zone. It is hosted by Precambrian meta-sedimentary and meta-volcanic units traversed by mine...
IDENTIFICATION OF HIGH POTENTIAL BAYS FOR HABs OCCURRENCE IN PENINSULAR MALYSIA USING PALSAR REMOTE SENSING DATA
PALSAR Remote sensing data Coastal geology mapping HABs Malaysian bays
2016/10/14
Increasing frequency, intensity, and geographic distribution of Harmful algal blooms (HABs) poses a serious threat to the coastal fish/shellfish aquaculture and fisheries in Malaysian bays. Rising in ...
Foreshock activity and its probabilistic relation to earthquake occurrence in Albania and the surrounding area
Probability estimation of foreshock activity
2015/9/30
We investigate some characteristics of foreshock activity of moderate and large earthquakes which occurred in the present century in Albania and the surrounding area. Using a prediction algorithm, bas...
Geomagnetic storms and the occurrence of phase slips in the reception of GPS signals
s phase slips geomagnetic disturbances total electron content
2015/9/25
We have investigated a dependence of the relative density of GPS phase slips on the geomagnetic disturbance level. The study is based on using Internet-available selected data from the global GPS netw...
Earthquake forecasting in Italy,before and after Umbria-Marche seismic sequence 1997.A review of the earthquake occurrence modeling at different spatio-temporal-magnitude scales
earthquake forecasting
2015/9/1
The main goal of this work is to review the scientific researches carried out before and after the Umbria-Marche sequence related to the earthquake forecasting/prediction in Italy. In particular, I fo...
Relationship between geomagnetic classes’ activity phases and their occurrence during the sunspot cycle
Classes of geomagnetic activity Phases of geomagnetic classes Sunspot cycle
2015/8/28
Four well known geomagnetic classes of activity such as quiet days activity, fluctuating activity, recurrent activity and shock activity time occurrences have been determined not only by using time pr...
Short-term and long-term earthquake occurrence models for Italy: ETES, ERS and LTST
Italy earthquake occurrence models
2015/8/28
This study describes three earthquake occurrence models as applied to the whole Italian territory, to assess the occurrence probabilities of future (M ≥5.0) earthquakes: two as short-term (24 hour) mo...
Correlation of geomagnetic anomalies recorded at Muntele Rosu Seismic Observatory (Romania) with earthquake occurrence and solar magnetic storms
Magnetic anomalies Earthquake prediction
2015/8/24
The study presents a statistical cross-correlation between geomagnetic anomalies, earthquake occurrence and solar magnetic storms. The working data are from: (i) geomagnetic field records from Muntele...
Potential hazard of simultaneous occurrence of aflatoxin B-1 and ochratoxin A
mycotoxins residua cereals
2015/1/20
Contents of aflatoxin B1 (AFB1) and ochratoxin A (OA) in the samples of wheat and barley were detected by RIA method. Average contents of AFB1 in the samples of wheat and barley were 2.4 μg/kg and 2.2...
New insights on the occurrence of peperites and sedimentary deposits within the silicic volcanic sequences of the Paraná Magmatic Province, Brazil
peperites and sedimentary deposits silicic volcanic sequences the Parana Magmatic Province Brazil
2015/1/6
The PMP (Paraná Magmatic Province) is characterized by lava flows of the Early Cretaceous Serra Geral Formation which covers about 75% of the Paraná Basin (southern and southeastern Brazil), composed ...
Widespread Occurrence and Distribution of Bisphenol A Diglycidyl Ether (BADGE) and its Derivatives in Human Urine from the United States and China
Widespread Occurrence and Distribution of Bisphenol A Diglycidyl Ether BADGE its Derivatives in Human Urine the United States China
2013/12/12
Despite reports of the occurrence of bisphenol A diglycidyl ether (BADGE) and its derivatives in canned foods and consumer products, biomonitoring studies of human exposure to these compounds are lack...
Occurrence of Diuron and Irgarol in seawater, sediments and planktons of Seto Inland Sea, Japan
Diuron Irgarol Seto Inland Sea riverine discharge offshore transport
2017/4/11
The concentrations of the herbicide Diuron and algaecide Irgarol in the Seto Inland Sea, Japan, were assessed for
October 2008 and October 2009. Overall, 29 seawater, sediment and plankton samples we...