Soil biology and biochemistry pdf
Molecular proﬁling of soil animal diversity in natural ecosystems: Incongruence of molecular and morphological results Tiehang Wua, Edward Ayresb, Grace Lib, Richard D. Bardgettc, Diana H. Wallb, James R. Gareya,*
Soil Biology & Biochemistry 68 (2014) 117e124. 2009), the type of crop residue present (Zhong et al., 2011) and fertilizer inputs (Ruseret al., 2006). However, mostof those studies were conducted in the absence of soil macrofauna, notably earth-worms, which contribute to soil N2O emissions. There is ample evidence that earthworm interactions with soil microorganisms increase soil N2O emissions
Short Communication The effect of young biochar on soil respiration Jeffrey L. Smitha,*, Harold P. Collinsb,1, Vanessa L. Baileyc,2 aUSDA-ARS, Washington State University, 215 …
Contrasting effects of nitrogen forms and soil pH on ammonia oxidizing microorganisms and their responses to long-term nitrogen fertilization in a typical steppe ecosystem
Soil Biology & Biochemistry 65 (2013) 338e347 biomass over winter is the result of enhanced winter fungal growth, or residual (frozen) high fall fungal biomass, or if this
We examined the composition and concentration of amino acids by soil horizon and depth on the Tanana River floodplain in interior Alaska. Soils from mid-successional stages of balsam poplar and white spruce were separated into successive forest floor (Oe/Oa), buried organic horizons (BOHs), and
the decrease in N mineralization rate as soil organic matter content was reduced and drought stress aggravated (Booth et al., 2005; Delgado-Baquerizo et al., 2013b).
soil δ15N in the horizontal plane would be evident throughout the soil proﬁle and correlated with the distribution patterns of the encroaching woody vegetation.
Soil Biology & Biochemistry 112 (2017) 68e76. functional role of soil protists was grazers of bacteria leading tothe ”soil microbial loop” paradigm, according to which phagotrophic grazing on soil bacteria releases labile compounds such as ammo-nium that stimulate plant growth (Bonkowski and Clarholm, 2012; Clarholm, 1985). Although feeding on bacteria is unquestionably widespread in
Biotic community shifts explain the contrasting responses of microbial and root respiration to experimental soil acidiﬁcation Dima Chen a, b, *, Yang Wang a, Zhichun Lan a, …
M. Delgado-Baquerizo et al. Soil Biology and Biochemistry 123 (2018) 200–206 201. compare the microbial communities in our microcosms at this point of time. Moisture content was adjusted and maintained at 50% water holding capacity during the duration of the experiment. By moistening the soils, we aimed to maintain microbial activity while avoiding water saturation and anoxic conditions. 2.3
soil in each plot at nine positions randomly along a W-shaped transect, yielding a total of 1080kg of soil (90kg per plot×4 grazing in- tensities×3 replicates).
b Department of Biology, Colorado State University, Fort Collins, CO 80523, USA c Department of Biology and Evolutionary Ecology Laboratories, Brigham Young University, Provo, UT 84602, USA d Department of Biological Sciences, Virginia Polytechnic Institute and …
30/10/2015 · Photon Journal of Microbiology, Photon Foundation Email: email@example.com is World’s Most Read Journal in the area of Microbiology: Rank #1 World Report.
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Soil Biology & Biochemistry 106 (2017) 28e35. negative in the short term while mainly negative after labile C has been utilized in the long term. After the short term mineralization of bio-available C from the biochar, the effects of biochar on soil properties, e.g. water-ﬁlled pore spaces, habitat, soil aeration, moisture, pH and nutrient availability may persist during the medium (1 year
The distribution of nematodes and soil microbial communities across soil aggregate fractions and farm management systems Shabeg S. Briara,1,3, Steven J. Fonteb,*,3, Inmyoung Parkc,2, Johan Sixb, Kate Scowc, Howard Ferrisa
system, which results in lower d13C values of soil animals. We therefore conclude that drought affects the tight linkage between photosynthesis and soil mesofauna primarily via functional
Soil biochemistry is one of the branches of soil science dealing with the formation and decomposition of soil organic matter, biochemical reactions of carbon, nitrogen, phosphorus, sulfur, metals and xenobiotics in soils, and biochemistry of the plant-root
Soil Biology & Biochemistry 41 (2009) 2292–2298 (Grundmann and Gourbiere,1999) when representative samples of thewhole siteare requiredfor statistical comparisonsbetweenand within sites and treatments. The degree of variation between samples is likely to depend on the spatial scale over which a study operates. However, in studies that are not directly concerned with spatial or …
b Department of Soil Biology and Biochemistry, Dokuchaev Soil Science Institute, Russian Federation c Department of Soil Science of Temperate Ecosystems, Georg-August-University of G€ottingen, Germany article info Article history: Received 21 April 2015 Received in revised form 24 July 2015 Accepted 25 July 2015 Available online 8 August 2015 Keywords: Carbohydrates in soil …
The valve sequencing and MFC ﬂow control were accomplished via python programming (Python Software Foundation, 2014), based on timing (correction via network time protocol) and serial
correlative changes in relative abundance between biomarkers, pro-viding additional metrics to examine the relationships within the mi-crobial community (Butland et al., 2005).
Soil Biology & Biochemistry 68 (2014) 252e262. nutrients, and nutrient retention. Organic production relies on these microbially-derived ecosystem functions and thus may be a model system for ecological intensiﬁcation of agriculture (Jackson et al., 2012). By focusing on building and utilizing soil organic matter (SOM) as opposed to using synthetic fertilizers, organic production systems
of soil organic matter in boreal ecosystems because they tolerate low soil pH and are capable of degrading the recalcitrant litter produced by boreal plants (Ho¨gberg et al., 2007; Lindahl et al.,
Soil Biology & Biochemistry 115 (2017) 129e136 recovery of DNA added to corn-stover biochar without soil decreased extraction efﬁciency by an order of magnitude, but did
Soil Biology & Biochemistry 38 (2006) 3057–3064 Fungal diversity in soils and historic wood from the Ross Sea Region of Antarctica Brett E. Arenza,, Benjamin W. Helda, Joel A. …
nutrients and assimilate amino acids and amino sugars from soil solu-tion (Schimel and Bennett, 2004). Controversy exists, however, as to how widespread phylogenetically and to …
Soil Biology & Biochemistry 112 (2017) 35e46 distributed within the soil in any given space and time, but rather, aggregated in ‘hotspots’ of carbon-rich areas such as the rhizo-
Soil Biology & Biochemistry xxx (2010) 1e3 SBB4680_proof 14 October 2010 1/3 Please cite this article in press as: Strickland, M.S., et al., Loss of faster-cycling soil carbon pools following grass invasion across multiple forest
soil by the presence of suﬃcient minerals, will take many years: Zehetner et al. (2008) found that about 50% of apatite P was taken up in organic matter in 500 years in Romania.
Crop rotation and soil temperature inﬂuence the community structure of Aspergillus ﬂavus in soil Ramon Jaime-Garciaa, Peter J. Cottyb,* aSchool of Plant Sciences, University of …
assessments which require further standardization. Although a handful of studies have sequenced regions of the 18S rRNA gene from extracted soil DNA to characterize soil …
Soil Biology & Biochemistry 75 (2014) 45e53 usually seen ﬁrst in the macroaggregate fraction (Oades, 1984; Angers et al., 1997), and binding agents involved at these spatio-
soil proﬁle, and (c) speciﬁc biogeochemical functions associated with C and chemoautotrophic activity would be reduced in plots that were subjected to the most severe OMR due to alterations in substrate
Review Pathways of nitrogen utilization by soil microorganisms e A review Daniel Geisselera,c,*, William R. Horwatha, Rainer Georg Joergensenb, Bernard Ludwigc
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Distribution and abundance of soil fungi in Antarctica at sites on the Peninsula, Ross Sea Region and McMurdo Dry Valleys B.E. Arenz*, R.A. Blanchette
soil is an important part of terrestrial N cycles (Dippold and Kuzyakov, 2013) and more accurate characterization of their mineralization dynamics is needed to better understand carbon (C)
the soil macrofauna and biogeochemical cycles in forest ecosystems are largely unknown (Scullion et al., 2014). Because activities of the soil macrofauna can inﬂuence biogeo-
respiration across soils and treatments. Instead, direct N addition andthe concentration of thatadditionprovidethe bestexplanation for the observed decreases in soil respiration.
mixtures (Cong et al., 2017). Moreover, Jing et al. (2017) showed that caraway herbage had the highest OM digestibility, followed by white clover and red clover, and plantain with the lowest OM digestibility.
limitations has the potential to greatly inﬂuence desert soil biology and the ecosystem processes in which they participate (Gebauer and Ehleringer, 2000; Austin et al., 2004; Barrett et al., 2008b).
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Soil Biology & Biochemistry 103 (2016) 46e51. 2014; Okada et al., 2014). Here, using a factorial ﬁeld experiment, we describe the in situ impacts of eCO2 and warming on the nematode community in a semi-arid, mixed-grass prairie in Wyoming, U.S.A. Mixed-grass prairies are the most widespread grassland type in North America (Samson et al., 2004). Nematodes could play an important role in
Bromus tectorum litter alters photosynthetic characteristics of biological soil crusts from a semiarid shrubland Marcelo D. Serpea,*, Eric Robertsa, David J. Eldridgeb, Roger Rosentreterc
Climate masks decomposer inﬂuence in a cross-site litter decomposition study Ashley D. Keiser a, b, *, Mark A. Bradford b a Department of Ecology, Evolution, and Organismal Biology, Iowa State University, Ames, IA 50011, USA
Soil Biology & Biochemistry 68 (2014) 208e218 has a larger particle size, indicative of residues in the initial stages of decomposition, compared with POM (Gregorich et al., 1996).
Short Communication Mycelium of arbuscular mycorrhizal fungi increases soil water repellency and is sufﬁcient to maintain water-stable soil aggregates
Soil Biology & Biochemistry 41 (2009) 687–694. diversity of SRP. The ﬁnal stage of the anaerobic sulfate reduction, reduction of sulﬁte to sulﬁde, is catalysed by dissimilatory (bi)sul-ﬁte reductase, encoded by the dsrAB gene. This gene is found in all known sulfate reducers, which occur in ﬁve bacterial and two archaeal phyla, and is therefore a key functional marker for
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sulfate and ryegrass (ground to < 0.5 mm powder) were added at 80 and 160 mg N kg−1 dry soil; rates similar to the local farmers’ practices.
Soil Biology & Biochemistry 111 (2017) 124e134 understanding of how resource diversity interacts with decom- poser community effects on carbon and nitrogen cycling during
276 T. Liu et al. / Soil Biology & Biochemistry 88 (2015) 275e281 0.11% P, 1.07% K, 82.6% organic matter and 30.7% moisture was applied at 11 t wheat straw ha 1 (wet weight basis) in the rice
The scope of Soil Biology & Biochemistry is wide and embraces accounts of recent original research on any aspect of the biology and biochemistry of soils. Some of the subjects that are receiving increasing attention are: modelling of soil biological and biochemical processes; the influence of climate change; effects of the introduction of genetically modified organisms; application and
Shifts in soil microbial community structure, nitrogen cycling and the concomitant declining N availability in ageing primary boreal forest ecosystems
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Soil fauna feeding activity in temperate grassland soils increases with legume and grass species richness Klaus Birkhofera,*, Tim Dieköttera, Steffen Bochb, Markus Fischerb, Jörg Müllerc,
The effects of N fertilizers on Corg, Cmic,qCO2 and soil enzyme activities (protease, b-glucosidase, urease, acid and alkaline phos-phatase) across studies were analyzed using meta-analysis.
that diﬀered in the total amount of soil organic matter, one with high SOM and one with low SOM, while minimizing other diﬀerences in physical or chemical soil properties between treatments (Table 2; Zak
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Letter to the Editor Response to Steen and Ziervogel’s comment on “Optimization of hydrolytic and oxidative enzyme methods to ecosystem studies” [Soil Biology & Biochemistry 43:
change in response to increased soil C availability with increases in atmospheric [CO2]. Speciﬁcally, we predicted heterotrophic bacte-rial groups and groups associated with cellulose breakdown may
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Fungal diversity in soils and historic wood from the Ross