نتایج جستجو برای: dry weight dw

تعداد نتایج: 429827  

Journal: :Agriculture 2023

The long-term use of copper (Cu) fungicides in viticulture Europe has led to Cu accumulation vineyard top soils. However, less is known about the grapevine grafts after callusing process/before planting nursery. This paper presents capacity 5BB and SO4 rootstocks accumulate Cu, as well patterns translocation grafts. After heat forcing (callusing), Sauvignon Blanc on were grown pots for six mont...

2015
Urszula Marzec-Wróblewska Piotr Kamiński Paweł Łakota Grzegorz Ludwikowski Marek Szymański Karolina Wasilow Tomasz Stuczyński Adam Buciński Leszek Jerzak

The aim of the present study was to measure lanthanum (La), cerium (Ce), europium (Eu), and gadolinium (Gd) concentrations in human semen and correlate the results with sperm quality. The median semen content of La was 19.5 µg kg(-1) dry weight (dw) (range 2.27-269), of Ce was 41.9 µg kg(-1) dw (range 4.52 to 167), of Eu was 0.68 µg kg(-1) dw (range 0.06-1.95), of Gd was 3.19 µg kg(-1) dw (rang...

Journal: :Water 2022

Lawns achieve environmental, functional, and aesthetical roles in urban environments. The objectives of this research were to assess the effect different salinity levels on Trichoderma isolates study spp. perennial ryegrass under salinity. T. harzianum (ThLem2017-01) atroviride (TaDP2019-01) had a higher mycelium growth rate than (TaDP2019-02) when low. In contrast, isolate at high superior res...

Journal: :Remote Sensing 2023

Remote sensing can support dune ecosystem conservation. Unoccupied Aircraft Systems (UAS) equipped with multispectral cameras provide information for identifying different vegetation species, including Carpobrotus edulis—one of the most prominent alien species in Portuguese ecosystems. This work investigates use UAS C. edulis identification and biomass estimation. A a five-band camera was used ...

Journal: :Canadian Journal of Soil Science 2022

Renewable materials including coir, biochar, and composts are investigated worldwide in the horticultural industry to partially substitute peat growing media. In this study, we assessed effects of biochar vermicompost as partial substitution compared these peat-based media with coir terms NH 4 + -N NO 3 − content, CO 2 -C N O-N emissions their microbial biomass carbon nitrogen. Six mixtures (pe...

Journal: :Agriculture 2022

Drought stress and phosphorus (P) deficit decrease soybean P nitrogen (N) accumulation, which limits productivity. Therefore, traits related to N uptake and/or their efficient utilization are important for adaptation P- water-deficit conditions. We hypothesize that increasing nodulation enhance uptake, improving use efficiency (PUE NUE) the of drought low To test this hypothesis, we selected fo...

2017
Sicco H Brandsma Louise van Mourik Jake W O'Brien Geoff Eaglesham Pim E G Leonards Jacob de Boer Christie Gallen Jochen Mueller Caroline Gaus Christian Bogdal

To simultaneously quantify and profile the complex mixture of short-, median-, and long-chain CPs (SCCPs, MCCPs, and LCCPs) in Australian sewage sludge, we applied and further validated a recently developed novel instrumental technique, using quadrupole time-of-flight high resolution mass spectrometry running in the negative atmospheric pressure chemical ionization mode (APCI-qTOF-HRMS). Withou...

Journal: :Ecotoxicology and environmental safety 2015
Adegbenro P Daso Jonathan O Okonkwo Raymond Jansen José D D O Brandao Antoinette Kotzé

In this study, wild hatched eggshells were collected from the nests of threatened Wattled Crane and South Ground-Hornbill in an attempt to determine their total Hg concentrations. A total of fourteen eggshell samples from both bird species were collected from different study areas in the Mpumlanga and KwaZulu-Natal Provinces of South Africa. The eggshells were acid digested under reflux and the...

2013
John A. M. Mahugija

This study investigated the compositions and distributions of pesticides buried at five sites in Tanzania. Samples were collected from various depths up to 220 cm. The analytes in samples were extracted by pressurized fluid extraction. Labelled internal standards were used for identification and quantification. Clean-up of extracts was conducted by using column chromatographic techniques. Deter...

Journal: :International journal of medicinal mushrooms 2015
Shin-Yi Lin Shih-Chang Chien Sheng-Yang Wang Jeng-Leun Mau

The optimization of submerged culture of the culinary-medicinal golden oyster mushroom, Pleurotus citrinopileatus, was studied using a one-factor-at-a-time, two-stage stimulation and central composite rotatable design to produce mycelia with high ergothioneine content. The optimal culture conditions for mycelia harvested at day 22 were a temperature of 25°C, an inoculation ratio of 5%, 2% gluco...

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