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David R Sotomayor Ramirez
David R Sotomayor Ramirez
Professor
Verified email at upr.edu - Homepage
Title
Cited by
Cited by
Year
Enzyme activities as affected by soil properties and land use in a tropical watershed
V Acosta-Martínez, L Cruz, D Sotomayor-Ramírez, L Pérez-Alegría
Applied soil ecology 35 (1), 35-45, 2007
4862007
Microbial communities and enzymatic activities under different management in semiarid soils
V Acosta-Martinez, D Acosta-Mercado, D Sotomayor-Ramírez, ...
Applied Soil Ecology 38 (3), 249-260, 2008
2312008
Microbial communities and enzymatic activities under different management in semiarid soils
V Acosta-Martinez, D Acosta-Mercado, D Sotomayor-Ramírez, ...
Applied Soil Ecology 38 (3), 249-260, 2008
2292008
Land use effects on microbial biomass C, β-glucosidase and β-glucosaminidase activities, and availability, storage, and age of organic C in soil
D Sotomayor-Ramírez, Y Espinoza, V Acosta-Martínez
Biology and Fertility of Soils 45, 487-497, 2009
742009
Agronomic performance of common bean (Phaseolus vulgaris L.) lines in an Oxisol
R Dorcinvil, D Sotomayor-Ramírez, J Beaver
Field Crops Research 118 (3), 264-272, 2010
502010
Soil fertility evaluation of coffee (Coffea spp.) production systems and management recommendations for the Barahona Province, Dominican Republic
PA Núñez, A Pimentel, I Almonte, D Sotomayor-Ramírez, N Martínez, ...
Journal of soil science and plant nutrition 11 (1), 127-140, 2011
352011
Phosphorus soil tests for environmental assessment in subtropical soils
D Sotomayor-Ramírez, GA Martínez, RS Mylavarapu, O Santana, ...
Communications in soil science and plant analysis 35 (11-12), 1485-1503, 2004
332004
Contribution of nitrogen from litter and soil mineralization to shade and sun coffee (Coffea arabica L.) agroecosystems
G Lopez-Rodriguez, D Sotomayor-Ramirez, JA Amador, EC Schroder
Trop Ecol 56 (2), 155-167, 2015
302015
Short-term tillage practices on soil organic matter pools in a tropical Ultisol
D Sotomayor-Ramírez, Y Espinoza, R Rámos-Santana
Soil Research 44 (7), 687-693, 2006
242006
Yam (Dioscorea spp.) response to fertilization in soils of the semiarid southern coast of Puerto Rico
D Sotomayor-Ramirez, A Gonzalez-Velez, E Roman-Paoli
Journal of agriculture of the University of Puerto Rico 87 (3), 2003
232003
Phosphorus status of stream waters in Puerto Rico: 1989-1997.
D Sotomayor-Ramírez, G Martínez, LJ Olivieri
192001
Application of the Caribbean P index to soils receiving organic amendments.
GA Martínez, D Sotomayor-Ramírez, JA Castro
162002
Earthworm communities along a forest-coffee agroecosystem gradient: preliminary evidence supporting the habitat-dependent feeding hypothesis.
JA Amador, K Winiarski, D Sotomayor-Ramirez
152013
Evaluación de la calidad del suelo explotado para la minería después de diferentes sistemas de manejo
A Pérez, C Céspedes, I Almonte, D Sotomayor Ramírez, CE Cruz, ...
Terra Latinoamericana 30 (3), 201-211, 2012
142012
Tracking human faecal contamination in tropical reservoirs in Puerto Rico
JA Amador, D Sotomayor‐Ramírez, G Martínez, L Chen, D Bachoon
Lakes & Reservoirs: Research & Management 13 (4), 301-317, 2008
142008
Erosion and nutrient loss reduction with an alternative planting method for coffee (Coffea arabicap) 1, 2
D Sotomayor-Ramírez, J Ramírez-Ávila, E Más, GA Martínez
J. Agric. Univ. Puerto Rico 92, 153-169, 2008
122008
The status of phosphorus and other fertility parameters in soils of Puerto Rico.
D Sotomayor-Ramírez, GA Martinez
122006
Caracterización biológica de suelos y sustratos empleados en la producción de vegetales en invernaderos
G López, I Almonte, A Pérez, D Sotomayor-Ramírez, PA Núñez
Ciencia del suelo 32 (1), 29-39, 2014
112014
Nutrient concentrations in runoff from different manure amended fields of the tropics under natural rainfall conditions
SL Ortega-Achury, GA Martínez-Rodríguez, D Sotomayor-Ramírez, ...
JOURNAL OF AGRICULTURE-UNIVERSITY OF PUERTO RICO 91 (3/4), 101, 2007
102007
Nitrate leaching under different levels of irrigation for three turfgrasses in southern Puerto Rico.
J Paulino-Paulino, EW Harmsen, D Sotomayor-Ramirez, LE Rivera
92008
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Articles 1–20