User profiles for Kerri Steenwerth

Kerri Steenwerth

Research Soil Scientist, USDA-ARS
Verified email at usda.gov
Cited by 5142

Soil microbial community composition and land use history in cultivated and grassland ecosystems of coastal California

KL Steenwerth, LE Jackson, FJ Calderón… - Soil Biology and …, 2002 - Elsevier
Phospholipid ester-linked fatty acid (PLFA) profiles were used to evaluate soil microbial
community composition for 9 land use types in two coastal valleys in California. These included …

Land use and climatic factors structure regional patterns in soil microbial communities

RE Drenovsky, KL Steenwerth… - Global Ecology and …, 2010 - Wiley Online Library
Aim Although patterns are emerging for macroorganisms, we have limited understanding of
the factors determining soil microbial community composition and productivity at large …

Cover crops enhance soil organic matter, carbon dynamics and microbiological function in a vineyard agroecosystem

K Steenwerth, KM Belina - Applied soil ecology, 2008 - Elsevier
Impacts of soil tillage and cover crops on soil carbon (C) dynamics and microbiological
function were investigated in a vineyard grown in California's mediterranean climate. We (1) …

[HTML][HTML] Climate-smart agriculture global research agenda: scientific basis for action

KL Steenwerth, AK Hodson, AJ Bloom… - Agriculture & Food …, 2014 - Springer
Background Climate-smart agriculture (CSA) addresses the challenge of meeting the growing
demand for food, fibre and fuel, despite the changing climate and fewer opportunities for …

Influence of floor management technique on grapevine growth, disease pressure, and juice and wine composition: A review

B Guerra, K Steenwerth - American Journal of Enology and …, 2012 - Am Soc Enol Viticulture
Vineyard floor management has multiple goals that encompass improving weed management
and soil conservation, reducing soil resource availability to control vine vigor, and …

Microbial community structure and diversity as indicators for evaluating soil quality

…, OP Joshi, B Govaerts, KL Steenwerth… - Biodiversity, biofuels …, 2011 - Springer
The living soil system is of primary importance in sustainable agricultural production. Soil
quality is considered as an integrative indicator of environmental quality, food security and …

Soil microbial community composition as affected by restoration practices in California grassland

M Potthoff, KL Steenwerth, LE Jackson… - Soil Biology and …, 2006 - Elsevier
Agricultural practices have strong impacts on soil microbes including both the indices related
to biomass and activity as well as those related to community composition. In a grassland …

Cover crops and cultivation: Impacts on soil N dynamics and microbiological function in a Mediterranean vineyard agroecosystem

K Steenwerth, KM Belina - Applied Soil Ecology, 2008 - Elsevier
Impacts of cover crops, tillage and abiotic factors on soil nitrogen (N) dynamics, greenhouse
gas emissions, and microbiological functions were investigated in a vineyard in California's …

Vineyard soil bacterial diversity and composition revealed by 16S rRNA genes: differentiation by geographic features

…, NA Bokulich, D Cantu, KL Steenwerth - Soil Biology and …, 2015 - Elsevier
Here, we examine soil-borne microbial biogeography as a function of the features that
define an American Viticultural Area (AVA), a geographically delimited American wine grape-…

Vineyard soil bacterial diversity and composition revealed by 16S rRNA genes: differentiation by vineyard management

…, AT O'Geen, SL Strauss, KL Steenwerth - Soil Biology and …, 2016 - Elsevier
Little is known about the hierarchical effects of management practices, soil attributes and
location factors on structure of vineyard soil microbiota. A hierarchical effect occurs when the …