搜索结果: 1-15 共查到“农学 mass”相关记录46条 . 查询时间(0.109 秒)
Abnormal Litter Induced by Typhoon Disturbances Had Higher Rates of Mass Loss and Carbon Release than Physiological Litter in Coastal Subtropical Urban Forest Ecosystems
abnormal litter carbon cycle coastal urban forest litter decomposition physiological litter tropical cyclones
2023/11/22
The decomposition of abnormal litter caused by extreme weather events might play an increasingly important role in carbon and nutrient cycling in forest ecosystems under climate change scenarios, whic...
Comparison of diferent aroma active compounds of Sichuan Dark brick tea (Camellia sinensis) and Sichuan Fuzhuan brick tea using gas chromatography–mass spectrometry (GC–MS) and aroma descriptive profle tests
aroma active compounds Sichuan Dark brick tea Sichuan Fuzhuan brick tea GC–MS aroma descriptive profle tests
2024/7/31
Sichuan dark brick tea (Camellia sinensis) and Sichuan Fuzhuan brick tea have signifcantly diferent aroma characteristics although both of them have almost the same processing methods. Thus, these two...
Why was browsing by red deer more frequent but represented less consumed mass in young maple than in ash trees?!
browsing branch model Cervus elaphus Fraxinus excelsior Acer pseudoplatanus
2015/11/26
European ash (Fraxinus excelsior) and sycamore maple (Acer pseudoplatanus) are considered amongst tree species as some of the most attractive forage for red deer (Cervus elaphus). The aim of this pape...
Changes in the body mass of Megaphyllum kievense (Diplopoda, Julidae) and the granulometric composition of leaf litter subject to different concentrations of copper
heavy metals litter invertebrates polluted ecosystems saprophages
2015/9/15
This article discusses the results of a 30-day experiment investigating the influence of copper which was
introduced into the natural diet of Megaphyllum kievense (Lohmander, 1928) at concentrations...
Allometric relationships for surface area and dry mass of young Norway spruce aboveground organs
allometry biomass Picea abies
2015/3/5
Tree-level allometric functions for a precise predicting of stem, branch and leaf mass and surface area of three needle-shoot age classes were estimated from measurements of crown and stem dimensions ...
Mass cloning of Rose and Mussaenda, popular garden plants, via somatic embryogenesis
in vitro ornamental plants somatic embryogenesis
2015/3/3
Protocols were developed for propagation of Rosa hybrida cv. Landora and Mussaenda erythrophylla cv. Rosea via somatic embryogenesis by manipulating growth regulators and culture conditions. Calli wer...
Modifying the elastomechanics of the stem and the crown needle mass distribution to affect the diameter increment distribution: A field experiment on 20-year old Abies grandis trees
Abies grandis elastomechanics field experiment stress strain diameter increment distribution
2015/2/2
In the spring of 2000, field experiments were begun on three 20-year old grand fir (Abies grandis) to influence the elasto-mechanical behavior of the stem, as well as the distribution of the assimilat...
Determination of pesticide residues in avocado and almond by liquid and gas chromatography tandem mass spectrometry
pesticide residues almond
2014/11/26
This report describes a validation data of 279 pesticides using a
multiresidue method by LC-MS/MS and GC-MS/MS in avocado and
almond.
Validation data of five selected pesticides using QuEChERS by liquid chromatography tandem mass spectrometry
Validation data selected pesticides
2014/11/26
This report describes a validation data of five pesticides using a
multiresidue method (QuEChERS) by LC-MS/MS in tomato, pepper
and orange.
Pesticide analysis in teas and chamomile by liquid chromatography and gas chromatography tandem mass spectrometry
teas chamomile chromatography
2014/11/26
This report describes a validation data of 86 pesticides using a
multiresidue method by LC-MS/MS and GC-MS/MS in green tea, red
tea, black tea and chamomile.
This report shows a database of 330 pesticides by using liquid
chromatography high resolution mass spectrometry (LC-HRMS).
EURL-FV Analysis of pesticide residues in fruit and vegetables with ethyl acetate extraction using gas and liquid chromatography with tandem mass spectrometric detection 0.1
fruit vegetables tandem
2014/11/26
The Swedish National Food Administration has since 1989 employed a multi residue method
that is based on extraction with ethyl acetate followed by LC and GC determination1. The
multi residue metho...
This report shows a database of 92 pesticides by using gas
chromatography high resolution mass spectrometry (GC-HRMS).
Fatty acid intake and rumen fatty acid composition is affected by pre-grazing herbage mass and daily herbage allowance in Holstein dairy cows
linolenic acid rumen fatty acids metabolism
2014/10/28
The objective of this study was to investigate the effect of level of pre-grazing herbage mass (HM) and daily herbage allowance (DHA) on the fatty acid (FA) intake and composition of ruminal content o...
Effect of IBA on Seed Germination, Sprouting and Rooting in Cuttings for Mass Propagation of Jatropha Curcus L Strain DARL-2
IBA Seed Germination Sprouting Rooting Cuttings Mass Propagation Jatropha Curcus L Strain DARL-2
2010/12/16
Effect of IBA on Seed Germination, Sprouting and Rooting in Cuttings for Mass
Propagation of Jatropha Curcus L Strain DARL-2。