1 |
Nielson, H. J. and E. H. Hansen. 1976. New nitrate ionselective electrodes based quaternary ammonium compounds in nonporous polymer membranes. Anal. Chim. Acta 85(1): 1-16
DOI
ScienceOn
|
2 |
Oien, A. and A. R. Selmer-Olsen. 1969. Nitrate determination in soil extracts with the nitrate electrode. Analyst 94:888-894
DOI
|
3 |
Sudduth, K. A., J. W. Humrnel and S. J. Birrell. 1997. Sensors for site-specific management. In: The State of Site-Specific Management for Agriculture, ed(s). F. J. Pierce and E. J. Sadler, pp.183-210. Madison, Wisc.: ASA-CSSA-SSSA
|
4 |
Tsukada, K., M. Sebata, Y. Miyahara and H. Miyagi. 1989. Long-life multiple-ISFETs with polymeric gates. Sensors Actuators 18(3-4):329-336
DOI
ScienceOn
|
5 |
Van Lierop, W. 1986. Soil nitrate determination using the Kelowna multiple element extract. Comm. Soil Sci. Plant Anal. 17(12):1311-1329
DOI
ScienceOn
|
6 |
Van Lierop, W. 1988. Determination of available phosphorus in acid and calcareous soils with the Kelowna multiple-element extractant. Soil Sci. 146:284-291
DOI
|
7 |
Van Lierop, W. and N. A. Gough. 1989. Extraction of potassium and sodium from acid and calcareous soils with the Kelowna multiple element extractant. Can. J. Soil Sci. 69: 235-242
DOI
|
8 |
Haby, V. A., M. P. Russelle and E. O. Skogley. 1990. Testing soils for potassium, calcium, and magnesium. In: Soil Testing and Plant Analysis, ed(s). R. L. Westerman, pp.181-221. Madison, Wisc.: SSSA
|
9 |
Hansen, E. H., A. K. Ghose and J. Ruzicka. 1977. Flow injection analysis of environmental samples for nitrate using an ion-selective electrode. Analyst 102:705-713
DOI
|
10 |
Kim, H. J., J. W. Humrnel and S. J. Birrell. 2006. Evaluation of nitrate and potassium ion-selective membranes for soil macronutrient sensing. Trans. ASABE 49(3):597-606
DOI
|
11 |
Morf, W. E., K. Seiler, B. Rusterholz and W. Simon. 1990. Design of a calcium-selective optode membrane based on neutral ionophore. Anal. Chem. 62:738-742
DOI
|
12 |
Knoll, M., K. Cammann, C. Dumschat, M. Borchardt and G. Hogg. 1994. Microfibre matrix-supported ion-selective PVC membranes. Sensors Actuators B 20(1): 1-5
DOI
ScienceOn
|
13 |
Li, S. and K. A. Smith. 1984. The rapid determination of nitrate at low concentrations in soil extracts: comparison of ion selective electrode with continuous-flow analysis. Comm. Soil Sci. Plant Anal. 15(12): 1437-1451
DOI
|
14 |
Mehlich, A. 1984. Mehlich III soil test extractant: A modification of Mehlich II extractant. Comrn. Soil Sci. Plant Anal. 15(12):1409-1416
DOI
|
15 |
Glazier, S. A. and M. A. Arnold. 1988. Phosphate-selective polymer membrane electrode. Anal. Chem. 60:2540-2542
DOI
ScienceOn
|
16 |
Glazier, S. A. and M. A. Arnold. 1991. Selectivity of membrane electrodes based on derivatives of dibenzyltin dichloride. Anal. Chem. 63(8):754-759
DOI
ScienceOn
|
17 |
Adamchuk, V. I. 2002. Feasibility of on-the-go mapping of soil nitrate and potassium using ion-selective electrodes. ASAE Paper No. 02-1183. St. Joseph, Mich.: ASAE
|
18 |
Adamchuk, V. I., J. W. Hummel, M. T. Morgan and S. K. Upadhyaya. 2004. On-the-go soil sensors for precision agriculture. Comp. Elect. Agric. 44:71-91
DOI
ScienceOn
|
19 |
Ammann, D. 1986. Ion-Selective Microelectrodes: Principles, Design and Application. Berlin, Germany: Springer-Verlag
|
20 |
Birrell, S. J. and J. W. Hurnmel. 2000. Membrane selection and ISFET configuration evaluation for soil nitrate sensing. Trans. ASAE 43(2): 197-206
|
21 |
Black, A. S. and S. A. Waring. 1978. Nitrate determination in an oxisol using extraction and the nitrate specific electrode. Plant Soil 49:207-211
DOI
|
22 |
Brown, J. R., (ed.) 1998. Recommended Chemical Soil Test Procedures for the North Central Region. Columbia, Mo.: Missouri Agricultural Experiment Station, Univ. of Missouri
|
23 |
Buchholz, D. D., J. R. Brown, J. D. Garret, R. G. Hanson and H. N. Wheaton. 1983. Soil Test Interpretations and Recommendations Handbook. Revised 12/92 edition. Columbia, Mo.: University of Missouri, Department of Agronomy
|
24 |
Carey, C. M. and W. B. Riggan. 1994. Cyclic polyamine ionophores for use in a dibasic-phosphate-selective electrode. Anal. Chem. 66(21):3587-3591
DOI
ScienceOn
|
25 |
Farrell, R. E. and A. D. Scott. 1987. Ion-selective electrode determinations of exchangeable potassium in soils. Soil Sci. Soc. Am. J. 51:594-598
DOI
ScienceOn
|
26 |
Gallardo, J., S. Alegret and M. D. Valle. 2004. A flow-injection electronic tongue based on potentiometric sensors for the determination of nitrate in the presence of chloride. Sensors Actuators B101:72-80
|
27 |
Blackmer, A. M., D. Pottker, M. E. Cerrato and J. Webb. 1989. Correlations between soil nitrate concentrations in late spring and corn yields in lowa. J. Prod. Agric. 2(2):103-109
DOI
|
28 |
Brouder, S. M., M. Thom, V. I. Adamchuck and M. T. Morgan. 2003. Potential uses of ion-selective potassium electrodes in soil fertility management. Comrn. Soil Sci. Plant Anal. 34:2699-2726
DOI
ScienceOn
|
29 |
Dahnke, W. C. 1971. Use of the nitrate specific ion electrode in soil testing. Soil. Sci. Plant Anal. 2(2):73-84
DOI
|
30 |
Gee, G. W. and D. Or. 2002. Particle-size analysis. In: Methods of soil analysis: Part 4 - Physical methods, ed(s). J. H. Dane and G. C. Topp, pp.255-293. Madison, Wisc: SSSA
|
31 |
Artigas, J., A. Beltran, C. Jimenez, A. Baldi, R. Mas, C. Dominguez and J. Alonso. 2001. Application of ion selective field effect transistor based sensors to soil analysis. Comp. Elect. Agric. 31 (3):281-293
DOI
ScienceOn
|