Dr.
Lawrence Davis
Research articles and Book Chapters
Impacts on Agroecosystems of Transgenic Insect & Herbicide Resistance in Cotton (2009). Genetics & Genomics of Cotton.Volume 3, pages 451-480. L.C.Davis
The Reaction of Glutamic Aspartic
Apotransaminase with Deuterated Substrates. in Pyridoxal Catalysis: Enzymes and
Model Systems, E.E. Snell et al., eds., pp. 325-337 (1968), Wiley Interscience,
New York. H.C. Dunathan, L. Davis and M. Kaplan.
The Stereochemistry of Enzymatic Transamination. Biochem. 7:4532-4537 (1968).
H.C. Dunathan, L. Davis, P. Gilmer-Kury and M. Kaplan.
The Function of C-Terminal Tyrosine Residues in Aldolases. PNAS 63:228 (1969).
B.L. Horecker, R. Gracy, A. Lacko, L. Davis, R. Adelman.
The Subunit Structure of the Fructose Diphosphate Aldolase from Spinach Leaf.
Arch. Biochem. Biophys. 132:286-293 (1969). G. Rapoport, L. Davis and B.L.
Horecker.
Photosensitization of Specific Histidine Residues of Rabbit Muscle and Spinach
Leaf Aldolases by Pyridoxal Phosphate. Arch. Biochem. Biophys. 140:215-222
(1970). L.C. Davis, L. W. Brox, R.W. Gracy, G. Ribereau-Gayon and B.L. Horecker.
Photoinactivation of Aldolases by Pyridoxal Phosphate and Its Analogues. Proc.
Nat. Acad. Sci. 68:416-419 (1971). L.C. Davis, G. Ribereau-Gayon and B.L.
Horecker.
Nitrogenase I: Repression and Derepression of the Iron-Molybdenum and Iron
Proteins of Nitrogenase in Azotobacter vinelandii. Biochim. Biophys. Acta
256:498-511 (1972). Vinod K. Shah, L.C. Davis and Winston J. Brill.
Nitrogenase II: Changes in the EPR Signal of Component I (Iron-Molybdenum
Protein) of Azotobacter vinelandii Nitrogenase During Repression and
Derepression. Biochim. Biophys. Acta 256:512-523 (1972). L.C. Davis, Vinod K.
Shah, Winston J. Brill and W.H. Orme-Johnson.
Nitrogenase III: Nitrogenaseless Mutants of Azotobacter vinelandii: Activities,
Cross Reactions and EPR Spectra. Biochim. Biophys. Acta 292:246-255 (1973). Vinod K. Shah, L.C. Davis, Joyce K. Gordon, W.H. Orme-Johnson and Winston J.
Brill.
A Significant Strain Difference in "Biochemical Aging" of Rats. Biochem. Biophys.
Res. Comm. 54:726-731 (1973). L.C. Davis and W. Dean Pfeifer.
Effect of Handling in Infancy on Responsiveness of Adrenal Tyrosine Hydroxylase
in Maturity. Behavioral Biology 10:239-245 (1974). W. Dean Pfeifer and L. C.
Davis.
Mutant of Azotobacter. vinelandii That Hyperproduces Nitrogenase Component II. J. Bacteriol. 117:917-919 (1974). Vinod K. Shah, L.C. Davis, M. Stieghorst and
Winston J. Brill.
Detection of Nitrogenase Components and Other Nonheme Iron Proteins in
Polyacrylamide Gels. Anal. Biochem. 60:237-241 (1974). Winston J. Brill, J. Westphal, M. Stieghorst, L.C. Davis and Vinod K. Shah.
Nitrogenase VI: Acetylene Reduction Assay: Dependence of Nitrogen Fixation
Estimates on Component Ratio and Acetylene Concentration. Biochim. Biophys. Acta
384:353-359 (1975).
Nitrogenase VII: Effect of Component Ratio, ATP and H2 on the Distribution of
Electrons to Alternative Substrates. Biochim. Biophys. Acta 403:67-78 (1975).
Nitrogenase VIII: Mossbauer and EPR Spectroscopy. The MoFe Protein Component
from Azotobacter vinelandii OP. Biochim. Biophys. Acta 400:32-3 (1975). E. Munck,
H. Rhodes, W.H. Orme-Johnson, L.C. Davis, W.J. Brill and V.K. Shah.
Modification of the Adrenal Stress Response by Age and Prior Experience. Exper.
Aging Res. 2:27-36 (1975). W. Dean Pfeifer and Lawrence C. Davis.
Effects of Lithium on Inducible Enzymes of Rat Liver. Horm. Metab. Res.
8:379-383 (1976). G.W. Grier, III, L.C. Davis and W.D. Pfeifer.
Nitrogenase IX. Effect of the MgATP Generator on the Catalytic and EPR
Properties of the Enzyme in Vitro. Biochim. Biophys. Acta 452:42-58 (1976).
Lawrence C. Davis and William H. Orme-Johnson.
Lithium Accumulation in Some Endocrine Tissues. Acta Biol. Med. Germ.
35:1519-1523 (1976). W. Dean Pfeifer, Lawrence C. Davis, Christiaan D. van der
Velde.
(Chapter 2) Current Topics and Problems in the Enzymology of Nitrogenase in Iron-Sulfur Proteins, Vol. III (1977), pp. 15-60. Academic Press, Inc., New
York. W.H. Orme-Johnson and L.C. Davis.
Liver Enzyme Adaptation after Lithium Administration in Handled and Nonhandled
Rats. Horm. Metab. Res. 9:384-389 (1977). L.C. Davis, W.D. Pfeifer and G.W.
Grier.
Components and Pathways in Biological Nitrogen Fixation in Recent Developments
in Nitrogen Fixation. W. Newton, ed., Academic Press, London (1977). W.H. Orme-Johnson,
L.C. Davis, M.T. Henzl, B.A. Averill, N.R. Orme-Johnson, E. Munck and R.
Zimmerman.
Iron-Sulfur Clusters in the Molybdenum-Iron Protein Component of Nitrogenase.
EPR of the CO-inhibited State. Biochem. 18:4860-4869 (1979). Lawrence C. Davis, M.T. Henzl, R.H. Burris and W.H. Orme-Johnson.
Computer Simulations of Mass Transport for Nonidentical Interacting Molecules. Arch Biochem and Biophys. 194:37-48 (1979). Lawrence C. Davis and Madeline S.
Chen.
Gel Matrices for Scanning Gel Chromatography. Biophysical Chemistry 10:55-65
(1979). Lawrence C. Davis.
A Simple, Reliable Rapid-Mixing Apparatus for Continuous-Flow Studies. Anal. Biochem. 97:428-437 (1979). Lawrence C. Davis, Richard L. Cate and Thomas E.
Roche.
Regulation of Nitrogenase Activity in Aerobes by Mg2+ Availability: An
Hypothesis. Biochem. and Biophys. Res. Commun. 93:934-940 (1980). Lawrence C.
Davis and Sotaro Kotake.
Ethane and Ethylene Evolution from Alfalfa Seedlings Infected with Peronospora
trifoliorum. Physiol Plant Path 16:155-162 (1980). Lowell B. Johnson, Lawrence
C. Davis and Donald L. Stuteville.
In Vivo and In Vitro Kinetics of Nitrogenase. J. Bacteriol. 141(3):1230-1238.
L.C. Davis and Yee-Lan Wang.
Estimating Kinetic Parameters When the Amount of Enzyme Added to an Assay is not
a Controlled Variable. Plant Physiol. 66:126-129 (1980). Lawrence C. Davis.
Ethane Evolution by Shoots from Healthy and Anthracnose-infected Alfalfa
Seedlings and Linolenate Stimulation of Ethane Evolution by Extracts. Physiol.
Plant Path. 17:63-72 (1980). Lawrence C. Davis, Lowell B. Johnson and Donald L. Stuteville.
Rapid Intersite Transfer of Acetyl Groups and Movement of Pyruvate Dehydrogenase
Component in the Kidney Pyruvate Dehydrogenase Complex. J. Biol. Chem.
255(16):7556-7562 (1980). Richard L. Cate, Thomas E. Roche and Lawrence C.
Davis.
Hydrazine as a Substrate and Inhibitor of Azotobacter vinelandii Nitrogenase. Arch Biochem. and Biophys. 204(1):270-276 (1980). Lawrence C. Davis.
Influence of Cultivar, Between-row Spacing, and Plant Population on Nitrogen
Fixation of Soybeans. Crop Science 20:751-755(1980). A.B. Bello, W.A. Ceron-Diaz,
C.D. Nickell, E.O. El-Sherif and L.C. Davis.
Path Length Effect in Direct Scanning Gel Chromatography. Anal. Biochem.
120:95-100 (1982). Lawrence C. Davis.
Computer-Controlled Direct Scanning Gel Chromatography System. Anal. Biochem.
125:307-314 (1982). Theodore J. Socolofsky, Gary A. Radke and Lawrence C. Davis.
Direct Scanning Active Enzyme Gel Chromatography with Halted Flow for Detecting
Molecular Weight Heterogeneity of Active Enzymes. Anal. Biochem. 125:315-328
(1982). Lawrence C. Davis and G.A. Radke.
A Simplified Calibration Procedure for Elution Chromatography on Gel Filtration
Columns. J. Chrom. Sci. 21:214-217 (1983). Lawrence C. Davis.
Sugar and Organic Acid Constituents in White Clover. Plant Physiol. 72:1051-1055
(1983). Lawrence C. Davis and Philip Nordin.
Interaction of Nitrogenase with Nucleotide Analogs of ATP and ADP and the Effect
of Metal Ions on ADP Inhibition. Arch. Biochem. and Biophys. 225(2):809-817
(1983). Maggy F. Weston, Sotaro Kotake and Lawrence C. Davis.
Broad-Zone Active-Enzyme Chromatography. Keto-acid Dehydrogenase as Associating
Systems. Biophys. Chem. 18:241-247 (1983). Lawrence C. Davis and Gary A. Radke.
Chemically Coupled Spectrophotometric Assays Based on Flow Injection Analysis:
Determination of nitrogenase by assays for creatine, ammonia, hydrazine,
phosphate and dithionite. Anal. Biochem., 140:434-442 (1984). Lawrence C. Davis
and Gary A. Radke.
Diffusion of Gases through Plant Tissues. Entry of Acetylene into Legume
Nodules. Plant Physiol., 76:854-857 (1984). Lawrence C. Davis.
Computer-controlled Scanning Gel Chromatography. Methods in Enzymology,
117:116-142 (1985). Lawrence C. Davis, Theodore J. Socolofsky and Gary A. Radke.
Characterization of Associative Properties of Phycobiliprotein Preparations from Anacystis nidulans R2 by Direct Scanning Gel Chromatography. J. Liquid
Chromatography 9:1277-95 (1986). Lawrence C. Davis, Gary A. Radke and J.A.
Guikema.
C-terminal peptides of rhodopsin. Determination of the optimum sequence for
recognition of retinal transducin. Biochem. J. 235:309-312 (1986). D.J. Takemoto,
D. Morrison, L.C. Davis and L.J. Takemoto.
Simple Scoring Method Finds Membrane-spanning Peptides. Biochem. Ed. 14:186-189
(1986). Lawrence C. Davis.
Rhizobium trifolii 0403 is Capable of Growth in the Absence of Combined
Nitrogen. Appl. Environ. Microbiol., 52:1060-1067 (1986). James E. Urban,
Lawrence C. Davis and Susan J. Brown.
Protein Structure Prediction in Color. J. Chem Ed, 64(7):582-584 (1987).
Lawrence C. Davis and Gary A. Radke.
Modeling and Analysis of Diffusion and Reaction in Legume Nodules. Biotech. Bioeng. 29:279-288 (1987). G.T. Jones, L.C. Davis, A.K. Ghosh Hajra and L.E.
Erickson.
Measurement of Protein Using Flow Injection Analysis with Bicinchoninic Acid. Anal. Biochem, 161:152-156 (1987). Lawrence C. Davis and Gary A. Radke.
Diffusion and Reaction in Root Nodules. CRC Critical Reviews in Biotechnology,
7(1):43-95 (1987). L.C. Davis, L.E. Erickson and G.T. Jones.
Direct test for altered gas exchange rates in water stressed soybean nodules. Annals of Botany, 61:169-177 (1988). L.C. Davis and J. Imsande.
Limitations on the analysis of acetylene reduction by soybean at low levels of
acetylene. Annals of Botany, 61:179-183 (1988). Lawrence C. Davis.
Characterization of nifH gene mutations of Klebsiella pneumoniae. J. Bacteriol.,
170:4015-4022 (1988). C.L. Chang, L.C. Davis, M. Rider, and D.J. Takemoto.
Substitution of histidine for arginine 101 of dinitrogenase reductase disrupts
electron transfer to dinitrogenase, Biochem 28:1206-1212 (1989). Robert G.
Lowery, Christina L. Chang, Lawrence C. Davis, Marie-Claire McKenna, Philip J.
Stevens and Paul W. Ludden.
Estimation of nitrogenase activity in the presence of ethylene biosynthesis by
use of deuterated acetylene as a substrate, App. Environ. Microbiol. 55:354-359
(1989). Daimay Lin-Vien, W. G. Fateley and Lawrence C. Davis.
Two step isolation of bacterial RNA without using a chaotropic agent or CsCl
centrifugation. Anal. Biochem. 188:300-304 (1990). C.L. Chang B.Q. Shi and L.C.
Davis.
Kinetics of protease hydrolysis of extended peptide substrates: measurement by
flow injection analysis Anal Biochem. 186:269-272 (1990) Georges L. Chong,
Lawrence C. Davis and Gerald R. Reeck.
Variation in the hexane extracted oils of three Echinacea species (1991) Trans
Kansas Acad of Sci 94:12-21. C. Christine Smith-Jochum and Lawence C. Davis.
Build your own air displacement pipetter. J. Chem. Ed. 68:355-356 (1991)
Lawrence C. Davis.
Nodulation and Nodulin Gene Expression in an interspecific hybrid between Glycine max and Glycine tomentella. Aust. J. Plant Physiol. 19:693-707 (1992) B. Shen and L.C. Davis.
Protein electrophoresis using agarose support matrix (1992) Biochemical
Education 20:237-238 L.C. Davis and T. Heintz
Origin of the Punnett square. American Biology Teacher 55:209-212 (1993) L. C.
Davis.
Modeling the effects of plants on the bioremediation of contaminated soil and
ground water (1993) Environ. Progress., 12:67-75. L.C. Davis, L.E. Erickson, E.
Lee, J.F. Shimp, J.C. Tracy, and J.L. Schnoor.
Beneficial effects of plants in the remediation of soil and groundwater
contaminated with organic materials (1993) Critical Reviews in Environmental
Science and Technology 23:41-77. J.F. Shimp, J.C. Tracy, L.C. Davis, E. Lee, W.
Huang, and L.E. Erickson.
The $25 flow-injection analyzer. J. of Chem. Ed. 70:511-513 (1993) L.C. Davis.
Negative gravitropic responses induced by centrifugation. American Biology
Teacher 55:104-108 (1993) L.C. Davis.
Fast-growing "Soybean" rhizobia may have world-wide distribution. Current
Developments in Soybean - Rhizobium symbiotic Nitrogen Fixation. Don Xintian,
Editor. Heilongjiang Science & Technology Publishing House, Harbin, P.R. China.
219-238 (1993) Y. Huang, B. Shen, and L.C. Davis.
The Elements of Science. The Sci. Teacher 61:18-21 (1994) L.C. Davis.
Using Vegetation to Enhance in situ Bioremediation. Environmental Progress
13:226-230 (1994) L.E. Erickson, M.K. Banks, L.C. Davis, A.P. Schwab, N.
Muralidharan, K. Reilley, and J.C. Tracy.
Alfalfa plants and associated microorganisms promote biodegradation rather than
volatilization of organic substances from groundwater (1994) American Chemical
Society Symposium Series # 563 Bioremediation through rhizosphere technology T.A.
Anderson and J. Coats, Eds., chapter 10. L.C. Davis, N. Muralidharan, V.P.
Visser, C. Chaffin, W.G. Fateley, L.E. Erickson and R.M. Hammaker
Isolation and Characterization of Plasmid from E. Coli (1994) Karl Schmidt and
Lawrence C. Davis The American Biology Teacher 56(7):424-428
Bioenergetics and bioremediation of contaminated soil, (1995) Thermochimica Acta,
250, 353-358, L.E. Erickson, L.C. Davis, and M. Narayanan.
Experimental and modeling studies of the fate of organic contaminants in the
presence of alfalfa plants, (1995) J. Hazardous Materials, 41, 229-249, M.
Narayanan, L.C. Davis, J.C. Tracy, L.E. Erickson, and R.M. Green.
Fate of volatile chlorinated organic compounds in a laboratory chamber with
alfalfa plants (1995) Environ. Sci. Technol. 29:2437-2444 N. Muralidharan, L.C.
Davis, L.E. Erickson
Solving Your Personal Equation. An Example from Genetics Studies, (1996) The
American Biology Teacher, 58, 90-92, L.C. Davis.
Davis Book #
Research Articles and
Book Chapters
Modeling the fate of toluene in a chamber with alfalfa plants 1. Theory and
modeling concepts (1997) Journal of Hazardous Substance Research vol 1, # 5a,
30pp. Muralidharan Narayanan, J.C. Tracy, L.C. Davis and L.E. Erickson
Modeling the fate of toluene in a chamber with alfalfa plants 2. Numerical
results and comparison study (1997) Journal of Hazardous Substance Research vol
1, # 5b. Muralidharan Narayanan, L.C. Davis, J.C. Tracy, and L.E. Erickson
Chlorinated solvent movement through plants monitored by Fourier Transform
Infrared (FT-IR) Spectroscopy (1998) Journal of Hazardous Substance Research Vol
1, #4, pp 1-26, L.C. Davis, J. Dana, K. Selk, K. Smith and S. Vanderhoof
Plant based bioremediation in Principles and Practice of bioremediation
(1998).
vol. 2. Biodegradation technology developments, R.L. Irvine and S.K. Sikdar,
eds. Technomics Publ Co., Lancaster, PA. Lawrence C. Davis, M. K. Banks, A.P.
Schwab, Muralidharan, N., L.E. Erickson, J.C. Tracy
Effect of pickling on blue borscht gelatin and other interesting diffusive
phenomena (1998), American Biology Teacher. 60:281-284 Lawrence C. Davis
and N.C. Chou
Effect of vegetation on transport of groundwater and nonaqueous phase liquid
contaminants (1998) Journal of Hazardous Substance Research Vol 1, #8, 20pp. Q.
Zhang, L.C. Davis and L.E. Erickson
Fate and transport of trichloroethylene in a chamber with alfalfa plants:
experimental and modeling studies (1999) International Journal of Phytoremediation
1:387-411. Muraldharan Narayanan, N. K. Russell, L. C. Davis, and L.E.
Erickson
Simple plant-based design strategies for organic pollutants (1999) Environmental
Progress.18:231-241 Muralidharan Narayanan, L.C. Davis and L.E. Erickson
Using electrophoresis to observe the interaction of nitrogenase with ions (2000)
Electrophoresis 21:2932-2939. L. Zou, S.Y. Guo and L.C.
Interaction with magnesium and ADP stabilizes both components of nitrogenase
from Klebsiella pneumoniae against urea denaturation, (2000) Protein Science, 9:
121-128. L. Zou, M. Baguinin, X. Guo, S. Guo, Y. Yu, and LC. Davis.
Phytoremediation (2000). In Vadose Zone Science and Technology Solutions, Edited
by Brian B. Looney and Ronald W. Falta, Battelle Press, Columbus, Ohio, Volume
2, pp. 1090-1097. L.E. Erickson, L.C. Davis, and P.A. Kulakow
Phytoremediation of Petroleum Contaminated Soil (2000). In Vadose Zone Science
and Technology Solutions, Edited by Brian B. Looney and Ronald W. Falta,
Battelle Press, Columbus, Ohio, Volume 2, pp. 1234-1238. L.E. Erickson, P.A.
Kulakow, and L.C. Davis
Transport of Methyl tert-Butyl Ether through Alfalfa Plants (2001). In Environ. Sci. Technol. 35:725-731 Qizhi Zhang, Lawrence C. Davis, and Larry E. Erickson.
Plant-Enhanced Remediation of Glycol-Based Aircraft Deicing Fluids (2001).
Practice Periodical of Hazardous, Toxic, and Radioactive Waste Management/July
5:141-52. Sigifredo Castro, Lawrence Davis, and Larry E. Erickson.
Plant Uptake of Methyl tert-Butyl Ether (MTBE) from Ground Water (2001).
Practice Periodical of Hazardous, Toxic, and Radioactive Waste Management/July
5:136-140. Qizhi Zhang, Lawrence Davis, Larry E. Erickson
Benefits of Vegetation for Soils with Organic Contaminants (2002). Critical
Reviews in Plant Sciences 21 (5), 457-491. Lawrence C. Davis, Sigifredo
Castro-Diaz, Qizhi Zhang, and Larry E. Erickson
Modeling and Design of Phytoremediation (2003). In Phytoremediation:
Transformation and Control of Contaminants. Edited by S. C. McCutcheon & J. L. Schnoor, Wiley, New York. Chapter 21, pp.663-695. Lawrence C. Davis, L. E.
Erickson, M. Narayanan, and Q. Zhang
Phytoremediation of Methyl Tertiary-Butyl Ether. (2003). Phytoremediation:
Transformation and Control of Contaminants. Chapter 27, pp.805-828 S. K. Winnike-McMillan, Q. Zhang,
Lawrence C. Davis, L. E. Erickson, and J. L. Schnoor
Modeling Jet Fuel (JP-8) Fate and Transport in Soils with Plants (2003). International Journal of Phytoremediation. 5(4):293-314
R. Karthikeyan, K. R. Mankin, Lawrence C. Davis, and L. E. Erickson
Technical Note: Fate and Transport of Jet Fuel (JP-8) in Soils with Selected
Plants (2003). International Journal of Phytoremediation. 5 (4) 281-292 R. Karthikeyan, K. R.
Mankin, L. C. Davis, and L. E. Erikson.
Phytotransformation of Benzotriazoles (2003). International Journal of Phytoremediation. 5 (3): 245-265 S. Castro-Diaz, L.C. Davis, L.E. Erickson.
Nitrification Inhibition using Bentriazoles (2003) . J. Hazardous Substance
Research. 4(2) 1-16 T. Callender and L. C. Davis
Potential for Plant-Based Remediation of Pesticide-Contaminated soil and Water
Using Nontarget Plants such as Trees. Shrubs, and Grasses (2004). Critical
Review in Plant Sciences. 23 (1):1-11 R. Karthikeyan, Lawrence C. Davis, Kassim Al-Khatib,
Peter A. Kulakow, Philip L. Barnes, Stacy L. Hutchinson, and Asil A. Nurzhanova.
Sorption and Partitioning Parameters of the Benzotriazole Compounds (2004). Microchemical Journal. 77:9-17 D.S. Hart, L.C. Davis, L.E. Erichson, and T.M. Callender.
Temperature and pH Effects on Plant Uptake of Benzotriazoles by Sunflowers in Hydrponic Culture (2004). International Journal of Phytoremediation. 6(3): 209-225 Sigifredo Castro, Lawrence C. Davis, and Larry E. Erickson.
A Review of Bioremediation and Natural Attenuation of MTBE (2004). Environmental Progress. 23 (3): 243-252 Lawrence C. Davis and Larry E. Erickson.
Natural, Cost-Effective, and Sustainable Alternatives for Treatment of Aircraft Deicing Fluid Waste (2005). Environmental Progress. 24 (1): 26-33 Sigifredo Castro, Lawrence C. Davis, and Larry E. Erickson.
Elicitor Signal Transduction Leading to Production of plant Secondary Metabolites (2005). Biotechnology Advances. 23: 283-333 Jian Zhao, Lawrence C. Davis, and Robert Verpoorte.
Synchrotron Fourier Infrared Microspectroscopy: A New Tool to Monitor the Fate of Organic Contaminants in Plants (2005). Microchemical Journal. (81): 86-91 K.M. Dokken, L.C. Davis, L.E. Erickson, S. Castro-Diaz, and N.S. Marinkovic.
Using SR-IMS to Study the Fate and Transport of Organic Contaminants in Plants (2005). Spectroscopy. 20(9) 14-20 K.M. Dokken, L.C. Davis, and N.S. Marinkovic.
Use of Infrared Microspectroscopy in Plant Growth and Development (2005). Applied Spectroscopy Reviews. 40: 301-326 K.M. Dokken, L.C. Davis and N.S. Marinkovic.
Remediation of Sites Contaminated by Oil Refinery Operations (2005).Environmental Progress. 25: 20-31 S Khaitan, S. Kalainesan, L.E. Erickson, P.Kulakow, S. Martin, R. Karthikeyan, S.L.L. Hutchinson. L.C. Davis, T.H.Illangasekare, Crispin Ng’oma.
Genetic Engineering, Ecosystem Change, and Agriculture: an Update (2006). Biotechnology and Molecular Biology Review. 1: 87-102 Lawrence C. Davis