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- Petra Marschner, David E. Crowley, Ching Hong Yang
- Plant and Soil
- 2004
Rhizosphere microbial communities are important for plant nutrition and plant health. Using the culture-independent method of PCR-DGGE of 16S rDNA for community analyses, we conducted several… (More)
- Chu-qi Yang, David E. Crowley
- Applied and environmental microbiology
- 2000
Root exudate composition and quantity vary in relation to plant nutritional status, but the impact of the differences on rhizosphere microbial communities is not known. To examine this question, we… (More)
- Chu-qi Yang, David E. Crowley, James Borneman, Noel T. Keen
- Proceedings of the National Academy of Sciences…
- 2001
Phyllosphere microbial communities were evaluated on leaves of field-grown plant species by culture-dependent and -independent methods. Denaturing gradient gel electrophoresis (DGGE) with 16S rDNA… (More)
- Abasiofiok Mark Ibekwe, Sharon K. Papiernik, Jianying Gan, Scott R. Yates, Chih-Hsun Yang, David E. Crowley
- Applied and environmental microbiology
- 2001
Agricultural soils are typically fumigated to provide effective control of nematodes, soilborne pathogens, and weeds in preparation for planting of high-value cash crops. The ability of soil… (More)
- Jincai Ma, Abasiofiok Mark Ibekwe, David E. Crowley, Ching-hong Yang
- Environmental science & technology
- 2012
Persistence of Escherichia coli O157:H7 in 32 (16 organically managed and 16 conventionally managed) soils from California (CA) and Arizona (AZ) was investigated. Results showed that the longest… (More)
- Eric S Gilbert, David E. Crowley
- Applied and environmental microbiology
- 1997
Plant compounds that induced Arthrobacter sp. strain B1B to cometabolize polychlorinated biphenyls (PCBs) were identified by a screening assay based on the formation of a 4,4'-dichlorobiphenyl ring… (More)
- Daniel Smith, Sam Alvey, David E. Crowley
- FEMS microbiology ecology
- 2005
Atrazine degradation previously has been shown to be carried out by individual bacterial species or by relatively simple consortia that have been isolated using enrichment cultures. Here, the… (More)
- Young-Mo Kim, I. Nam, Kumarasamy Murugesan, Stefan Schmidt, David E. Crowley, Yoon-Seok Chang
- Applied Microbiology and Biotechnology
- 2007
Polybrominated diphenyl ethers (PBDEs) are common flame-retardant chemicals that are used in diverse commercial products such as textiles, circuit boards, and plastics. Because of the widespread… (More)
- Milko A Jorquera, David E. Crowley, +5 authors MarÃa de la Luz Mora
- FEMS microbiology ecology
- 2011
Phytate is one of the most abundant sources of organic phosphorus (P) in soils, but must be mineralized by phytase-producing bacteria to release P for plant uptake. Microbial inoculants based on… (More)
- Yong Sup Cho, Jong Shik Kim, David E. Crowley, Bong Gum Cho
- FEMS microbiology letters
- 2003
Bacteria were isolated from the mycelial surface of Pleurotus ostreatus and their role in fruiting body induction (fructification) of the edible mushroom P. ostreatus was investigated. Analysis of… (More)