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S. R. Shafer · SciRah

Researcher profile · Semantic Scholar

S. R. Shafer

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S. R. Shafer — researcher profile on SciRah

h-index: 17
Works: 38
Citations: 1,323

Most-cited papers

Evidence for Inhibitory Allelopathic Interactions Involving Phenolic Acids in Field Soils: Concepts vs. an Experimental Model
U. Blum, S. R. Shafer, M. E. Lehman
1999302 citations
Semantic Scholar
Microbial populations and phenolic acids in soil
U. Blum, S. R. Shafer
1988218 citations
Semantic Scholar
Induction and/or Selection of Phenolic Acid-Utilizing Bulk-Soil and Rhizosphere Bacteria and Their Influence on Phenolic Acid Phytotoxicity
U. Blum, Karen L. Staman, L. Flint, S. R. Shafer
2000Journal of Chemical Ecology117 citations
Semantic Scholar
Vesicular-arbuscular mycorrhizae in salt marshes in North Carolina
M. Hoefnagels, S. Broome, S. R. Shafer
199364 citations
Semantic Scholar
Growth responses of field-grown loblolly pine to chronic doses of ozone during multiple growing seasons
S. R. Shafer, A. S. Heagle
198961 citations
Semantic Scholar
Research and implementation needs to mitigate greenhouse gas emissions from agriculture in the USA
R. Follett, S. R. Shafer, M. Jawson, A. Franzluebbers
200557 citations
Semantic Scholar
Influence of Phenolic acids on microbial populations in the rhizosphere of cucumber
S. R. Shafer, U. Blum
1991Journal of Chemical Ecology57 citations
Semantic Scholar
GRACEnet: Greenhouse gas reduction through agricultural carbon enhancement network
M. Jawson, S. R. Shafer, A. Franzluebbers, T. Parkin +1 more
200548 citations
Semantic Scholar
Effects of long-term ozone exposure and soil-moisture deficit on growth of a ladino clover-tall fescue pasture
A. S. Heagle, J. Rebbeck, S. R. Shafer, U. Blum +1 more
198946 citations
Semantic Scholar
A Long-Term Agro-Ecosystem Research (LTAR) Network for Agriculture
M. Walbridge, S. R. Shafer
201144 citations
Semantic Scholar
Mechanism by which noninhibitory concentrations of glucose increase inhibitory activity ofp-coumaric acid on morning-glory seedling biomass accumulation
K. J. Pue, U. Blum, T. Gerig, S. R. Shafer
1995Journal of Chemical Ecology44 citations
Semantic Scholar
Injury and yield response of soybean to chronic doses of ozone and soil moisture deficit
A. S. Heagle, R. B. Flagler, R. F. Patterson, V. Lesser +2 more
198734 citations
Semantic Scholar
Effects of chronic doses of ozone on field-grown loblolly pine: seedling responses in the first year
S. R. Shafer, A. S. Heagle, Diane M. Camberato
198731 citations Open access
Semantic Scholar
A conceptual model and indicators for assessing the ecological condition of agricultural lands
G. Hess, C. L. Campbell, D. Fiscus, A. Hellkamp +4 more
200028 citations
Semantic Scholar
Emergence of the Global Research Alliance on Agricultural Greenhouse Gases
S. R. Shafer, C. Walthall, A. Franzluebbers, M. Scholten +11 more
201125 citations Open access
Semantic Scholar
Carbon dioxide enrichment and nitrogen fertilization effects on cotton (Gossypium hirsutum L.) plant residue chemistry and decomposition
F. Booker, S. R. Shafer, Cai-Miao Wei, S. J. Horton
2000Plant and Soil20 citations
Semantic Scholar
Influence of a mycorrhizal fungus and/or rhizobium on growth and biomass partitioning of subterranean clover exposed to ozone
Joseph E. Miller, S. R. Shafer, M. Schoeneberger, W. Pursley +2 more
199719 citations
Semantic Scholar
Influence of Simulated Acidic Rain onPhytophthora cinnamomiand Phytophthora Root Rot of Blue Lupine
S. R. Shafer
198517 citations
Semantic Scholar
Responses of loblolly pine to ozone and simulated acidic rain
R. Reinert, S. R. Shafer, G. Eason, S. J. Horton +1 more
199614 citations
Semantic Scholar
Analysis of ozone concentration - biomass response relationships among open-pollinated families of loblolly pine
S. R. Shafer, R. Reinert, G. Eason, S. Spruill
199313 citations
Semantic Scholar
In-Vitro Parasitism of Endomycorrhizal Fungi of Ericaceous Plants by the Mycophagous Nematode Aphelenchoides Bicaudatus
S. R. Shafer, L. Rhodes, R. M. Riedel
198113 citations
Semantic Scholar
USDA-ARS Global Change Research on Rangelands and Pasturelands
J. Derner, G. Schuman, M. Jawson, S. R. Shafer +13 more
200511 citations Open access
Semantic Scholar
Assessment of the Condition of Agricultural Lands in Six Mid‐Atlantic States
A. Hellkamp, J. Bay, C. L. Campbell, K. N. Easterling +9 more
200010 citations
Semantic Scholar
Effects of acid precipitation on plant diseases
R. Bruck, S. R. Shafer
19849 citations
Semantic Scholar
Assessment of the Condition of Agricultural Lands in Five Mid-Atlantic States
A. Hellkamp, S. R. Shafer, C. L. Campbell, J. Bay +9 more
19984 citations
Semantic Scholar
A ROLE FOR PLANT PATHOLOGISTS IN GLOBAL CLIMATE CHANGE RESEARCH
R. Bruck, S. R. Shafer
19914 citations
Semantic Scholar
GRACEnet: addressing policy needs through coordinated cross-location research
C. Walthall, S. R. Shafer, M. Jawson
20123 citations
Semantic Scholar
INFLUENCE OF A MYCORRHIZAL FUNGUS AND/OR RHIZOBIUM ON GROWTH AND BIOMASS PARTITIONING OF SUBTERRANEAN CLOVER EXPOSED TO OZONE
Joseph E. Miller, S. R. Shafer, M. Schoeneberger, W. Pursley +2 more
19973 citations
Semantic Scholar
Interactions of simulated acidic rain with root-knot or cyst nematodes on soybean
S. R. Shafer, S. Koenning, K. Barker
19923 citations
Semantic Scholar
Laboratory Methods for Soil Health Assessment
S. R. Shafer, D. Karlen, P. Tracy, C. Morgan +1 more
2021Soil Health Series2 citations
Semantic Scholar
Effects of rhizobium, arbuscular mycorrhizal fungi and anion content of simulated rain on subterranean clover.
S. R. Shafer, M. Schoeneberger, S. J. Horton, C. Davey +1 more
1996Environmental Pollution2 citations
Semantic Scholar
Ozone-induced alteration of biomass allocation and nitrogen derived from air in the leguminous plant-Rhizobium-VAM system
S. R. Shafer, M. Schoeneberger
19911 citations
Semantic Scholar
Public Research and Technology Transfer in US Agriculture: The Role of USDA
S. R. Shafer, M. S. Strauss
20180 citations
Semantic Scholar
Scientific and Technological Achievements of USDA Agencies and Emerging Technologies in Agriculture
S. R. Shafer, M. S. Strauss
20160 citations
Semantic Scholar
Global Change Research on Rangelands and Pasturelands
J. Derner, G. Schuman, M. Jawson, S. R. Shafer +13 more
20050 citations
Semantic Scholar
Deaf Students’ Metacognitive Awareness of the Reading Process and the Characteristics They Feel are Inherent in Proficient Readers
S. R. Shafer
19960 citations
Semantic Scholar
Mycorrhizae in Sustainable Agriculture
S. R. Shafer
19940 citations
Semantic Scholar
The combined effects of elevated carbon dioxide and ozone on crop systems
Joseph E. Miller, A. S. Heagle, S. R. Shafer, W. Heck
19940 citations
Semantic Scholar

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