-
2
-
-
0035072638
-
Application of ion selective field effect transistor based sensors to soil analysis
-
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. Comput. Electron. Agric. 31:281-293.
-
(2001)
Comput. Electron. Agric
, vol.31
, pp. 281-293
-
-
Artigas, J.1
Beltran, A.2
Jimenez, C.3
Baldi, A.4
Mas, R.5
Dominguez, C.6
Alonso, J.7
-
3
-
-
0001524648
-
Nonlinear calibration using projection pursuit regression: Application to an array of ion-selective electrodes
-
Beebe, K.R., and B.R. Kowalski. 1988. Nonlinear calibration using projection pursuit regression: Application to an array of ion-selective electrodes. Anal. Chem. 60:2273-2278.
-
(1988)
Anal. Chem
, vol.60
, pp. 2273-2278
-
-
Beebe, K.R.1
Kowalski, B.R.2
-
4
-
-
0000312314
-
Comparison of field calibrations for Mehlich 3 P and K with Bray-Kurtz P1 and ammonium acetate K for corn
-
Beegle, D.B., and T.C. Oravec. 1990. Comparison of field calibrations for Mehlich 3 P and K with Bray-Kurtz P1 and ammonium acetate K for corn. Commun. Soil Sci. Plant Anal. 21:1025-1036.
-
(1990)
Commun. Soil Sci. Plant Anal
, vol.21
, pp. 1025-1036
-
-
Beegle, D.B.1
Oravec, T.C.2
-
5
-
-
0034982743
-
Real-time multi ISFET/FIA soil analysis system with automatic sample extraction
-
Birrell, S.J., and J.W. Hummel. 2001. Real-time multi ISFET/FIA soil analysis system with automatic sample extraction. Comput. Electron. Agric. 32:45-67.
-
(2001)
Comput. Electron. Agric
, vol.32
, pp. 45-67
-
-
Birrell, S.J.1
Hummel, J.W.2
-
7
-
-
84888765048
-
-
Brown, J.R., and R.R. Rodriguez. 1983. Soil testing in Missouri: A guide for conducting soil tests in Missouri. Ext. Circ. 923. Missouri Agric. Exp. Stn., Columbia.
-
Brown, J.R., and R.R. Rodriguez. 1983. Soil testing in Missouri: A guide for conducting soil tests in Missouri. Ext. Circ. 923. Missouri Agric. Exp. Stn., Columbia.
-
-
-
-
8
-
-
0012336067
-
-
Dep. of Agronomy, Univ. of Missouri, Columbia
-
Buchholz, D.D., J.R. Brown, J.D. Garret, R.G. Hanson, and H.N. Wheaton. 1992. Soil test interpretations and recommendations handbook. Revised. Dep. of Agronomy, Univ. of Missouri, Columbia.
-
(1992)
Soil test interpretations and recommendations handbook. Revised
-
-
Buchholz, D.D.1
Brown, J.R.2
Garret, J.D.3
Hanson, R.G.4
Wheaton, H.N.5
-
9
-
-
0028542345
-
Cyclic polyamine ionophores for use in a dibasic-phosphate-selective electrode
-
Carey, C.M., and W.B. Riggan. 1994. Cyclic polyamine ionophores for use in a dibasic-phosphate-selective electrode. Anal. Chem. 66:3587-3591.
-
(1994)
Anal. Chem
, vol.66
, pp. 3587-3591
-
-
Carey, C.M.1
Riggan, W.B.2
-
10
-
-
0039907244
-
Flow-injection potentiometric detection of phosphates using a metallic cobalt wire ion-selective electrode
-
Chen, Z.L., R. De Marco, and P.W. Alexander. 1997. Flow-injection potentiometric detection of phosphates using a metallic cobalt wire ion-selective electrode. Anal. Commun. 34:93-95.
-
(1997)
Anal. Commun
, vol.34
, pp. 93-95
-
-
Chen, Z.L.1
De Marco, R.2
Alexander, P.W.3
-
11
-
-
84888694960
-
-
Coggeshall, B., J. Lory, and P. Scharf. 2005. Soil specific phosphorus and potassium buildup and critical values. In Annual meetings abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
-
Coggeshall, B., J. Lory, and P. Scharf. 2005. Soil specific phosphorus and potassium buildup and critical values. In Annual meetings abstracts [CD-ROM]. ASA, CSSA, and SSSA, Madison, WI.
-
-
-
-
12
-
-
0002796638
-
Errors in chemical sensor measurements
-
Dybko, A. 2001. Errors in chemical sensor measurements. Sensors 1:29-37.
-
(2001)
Sensors
, vol.1
, pp. 29-37
-
-
Dybko, A.1
-
13
-
-
0032433937
-
Determination of inorganic phosphate in a soil extract using a cobalt electrode
-
Engblom, S.O. 1999. Determination of inorganic phosphate in a soil extract using a cobalt electrode. Plant Soil 206:173-179.
-
(1999)
Plant Soil
, vol.206
, pp. 173-179
-
-
Engblom, S.O.1
-
14
-
-
0000792658
-
Modeling of potentiometric electrode arrays for multicomponent analysis
-
Forster, R.J., F. Regan, and D. Diamond. 1991. Modeling of potentiometric electrode arrays for multicomponent analysis. Anal. Chem. 63:876-882.
-
(1991)
Anal. Chem
, vol.63
, pp. 876-882
-
-
Forster, R.J.1
Regan, F.2
Diamond, D.3
-
15
-
-
20444459951
-
Use of an electronic tongue based on all-solid-state potentiometric sensors for the quantitation of alkaline ions
-
Gallardo, J., S. Alegret, R. Munoz, L. Leija, P.R. Hernandez, and M.D. Valle. 2005. Use of an electronic tongue based on all-solid-state potentiometric sensors for the quantitation of alkaline ions. Electroanal. 17:348-355.
-
(2005)
Electroanal
, vol.17
, pp. 348-355
-
-
Gallardo, J.1
Alegret, S.2
Munoz, R.3
Leija, L.4
Hernandez, P.R.5
Valle, M.D.6
-
16
-
-
0026424769
-
Selectivity of membrane electrodes based on derivatives of dibenzyltin dichloride
-
Glazier, S.A., and M.A. Arnold. 1991. Selectivity of membrane electrodes based on derivatives of dibenzyltin dichloride. Anal. Chem. 63:754-759.
-
(1991)
Anal. Chem
, vol.63
, pp. 754-759
-
-
Glazier, S.A.1
Arnold, M.A.2
-
17
-
-
33748899632
-
Evaluation of nitrate and potassium ion-selective membranes for soil macronutrient sensing
-
Kim, H.J., J.W. Hummel, and S.J. Birrell. 2006. Evaluation of nitrate and potassium ion-selective membranes for soil macronutrient sensing. Trans. ASABE 49:597-606.
-
(2006)
Trans. ASABE
, vol.49
, pp. 597-606
-
-
Kim, H.J.1
Hummel, J.W.2
Birrell, S.J.3
-
18
-
-
34347242831
-
Evaluation of phosphate ion-selective membranes and cobalt-based electrodes for soil nutrient sensing
-
Kim, H.J., J.W. Hummel, K.A. Sudduth, and S.J. Birrell. 2007. Evaluation of phosphate ion-selective membranes and cobalt-based electrodes for soil nutrient sensing. Trans. ASABE 50:215-225.
-
(2007)
Trans. ASABE
, vol.50
, pp. 215-225
-
-
Kim, H.J.1
Hummel, J.W.2
Sudduth, K.A.3
Birrell, S.J.4
-
19
-
-
33745875489
-
Development of a conservation-oriented precision agriculture system: Crop production assessment and plan implementation
-
Kitchen, N.R., K.A. Sudduth, D.B. Myers, R.E. Massey, E.J. Sadler, R.N. Lerch, J.W. Hummel, and H.L. Palm. 2005. Development of a conservation-oriented precision agriculture system: Crop production assessment and plan implementation. J. Soil Water Conserv. 60:421-430.
-
(2005)
J. Soil Water Conserv
, vol.60
, pp. 421-430
-
-
Kitchen, N.R.1
Sudduth, K.A.2
Myers, D.B.3
Massey, R.E.4
Sadler, E.J.5
Lerch, R.N.6
Hummel, J.W.7
Palm, H.L.8
-
20
-
-
0028425779
-
Microfibre matrix-supported ion-selective PVC membranes
-
Knoll, M., K. Cammann, C. Dumschat, M. Borchardt, and G. Hogg. 1994. Microfibre matrix-supported ion-selective PVC membranes. Sens. Actuators B 20:1-5.
-
(1994)
Sens. Actuators B
, vol.20
, pp. 1-5
-
-
Knoll, M.1
Cammann, K.2
Dumschat, C.3
Borchardt, M.4
Hogg, G.5
-
21
-
-
84888677991
-
-
Lachat Instruments. 2003. Determination of nitrate in 2M KCl soil extracts by flow injection analysis. QuikChem method 12-107-04-1-B. Lachat Instruments, Loveland, CO.
-
Lachat Instruments. 2003. Determination of nitrate in 2M KCl soil extracts by flow injection analysis. QuikChem method 12-107-04-1-B. Lachat Instruments, Loveland, CO.
-
-
-
-
22
-
-
0000649891
-
Electrochemical properties of photocurable membranes for all-solid-state chemical sensors
-
Levitchev, S., A. Smirnova, A. Bratov, and Y. Vlasov. 1998. Electrochemical properties of photocurable membranes for all-solid-state chemical sensors. Fresenius J. Anal. Chem. 361:252-254.
-
(1998)
Fresenius J. Anal. Chem
, vol.361
, pp. 252-254
-
-
Levitchev, S.1
Smirnova, A.2
Bratov, A.3
Vlasov, Y.4
-
24
-
-
0021516342
-
A soil test for nitrogen availability to corn
-
Magdoff, F.R., D. Ross, and J. Amadon. 1984. A soil test for nitrogen availability to corn. Soil Sci. Soc. Am. J. 48:1301-1304.
-
(1984)
Soil Sci. Soc. Am. J
, vol.48
, pp. 1301-1304
-
-
Magdoff, F.R.1
Ross, D.2
Amadon, J.3
-
25
-
-
0030940639
-
Interpretation of soil phosphorus tests for corn in soils with varying pH and calcium carbonate content
-
Mallarino, A.P. 1997. Interpretation of soil phosphorus tests for corn in soils with varying pH and calcium carbonate content. J. Prod. Agric. 10:163-167.
-
(1997)
J. Prod. Agric
, vol.10
, pp. 163-167
-
-
Mallarino, A.P.1
-
26
-
-
0242592071
-
Field calibration for corn of the Mehlich-3 soil phosphorus test with colorimetric and inductively coupled plasma emission spectroscopy determination methods
-
Mallarino, A.P. 2003. Field calibration for corn of the Mehlich-3 soil phosphorus test with colorimetric and inductively coupled plasma emission spectroscopy determination methods. Soil Sci. Soc. Am. J. 67:1928-1934.
-
(2003)
Soil Sci. Soc. Am. J
, vol.67
, pp. 1928-1934
-
-
Mallarino, A.P.1
-
27
-
-
0028155273
-
Profit-maximizing critical values of soil-test potassium for corn
-
Mallarino, A.P., and A.M. Blackmer. 1994. Profit-maximizing critical values of soil-test potassium for corn. J. Prod. Agric. 7:261-268.
-
(1994)
J. Prod. Agric
, vol.7
, pp. 261-268
-
-
Mallarino, A.P.1
Blackmer, A.M.2
-
28
-
-
0021560138
-
Mehlich III soil test extractant: A modification of Mehlich II extractant
-
Mehlich, A. 1984. Mehlich III soil test extractant: A modification of Mehlich II extractant. Commun. Soil Sci. Plant Anal. 15:1409-1416.
-
(1984)
Commun. Soil Sci. Plant Anal
, vol.15
, pp. 1409-1416
-
-
Mehlich, A.1
-
29
-
-
84888699450
-
-
Nathan, M., P. Scharf, Y. Sun, and D. Dunn. 2006. Evaluating Mehlich III extractant for extracting available nutrients for Missouri soils using inductively coupled plasma spectrometry. p. 101-108. In Missouri soil fertility and fertilizers research update 2005. Agron. Dep., Univ. of Missouri, Columbia.
-
Nathan, M., P. Scharf, Y. Sun, and D. Dunn. 2006. Evaluating Mehlich III extractant for extracting available nutrients for Missouri soils using inductively coupled plasma spectrometry. p. 101-108. In Missouri soil fertility and fertilizers research update 2005. Agron. Dep., Univ. of Missouri, Columbia.
-
-
-
-
30
-
-
0003059582
-
New nitrate ion-selective electrodes based on quaternary ammonium compounds in nonporous polymer membranes
-
Nielson, H.J., and E.H. Hansen. 1976. New nitrate ion-selective electrodes based on quaternary ammonium compounds in nonporous polymer membranes. Anal. Chim. Acta 85:1-16.
-
(1976)
Anal. Chim. Acta
, vol.85
, pp. 1-16
-
-
Nielson, H.J.1
Hansen, E.H.2
-
31
-
-
0001219637
-
Model studies on multiple channel analysis of free magnesium, calcium, sodium, and potassium at physiological concentration levels with ion-selective electrodes
-
Otto, M., and J.D.R. Thomas. 1985. Model studies on multiple channel analysis of free magnesium, calcium, sodium, and potassium at physiological concentration levels with ion-selective electrodes. Anal. Chem. 57:2647-2651.
-
(1985)
Anal. Chem
, vol.57
, pp. 2647-2651
-
-
Otto, M.1
Thomas, J.D.R.2
-
33
-
-
22044457295
-
Differences of phosphorus in Mehlich 3 extracts determined by colorimetric and spectroscopic methods
-
Pittman, J.J., H. Zhang, and J.L. Schroder. 2005. Differences of phosphorus in Mehlich 3 extracts determined by colorimetric and spectroscopic methods. Commun. Soil Sci. Plant Anal. 36:1641-1659.
-
(2005)
Commun. Soil Sci. Plant Anal
, vol.36
, pp. 1641-1659
-
-
Pittman, J.J.1
Zhang, H.2
Schroder, J.L.3
-
34
-
-
0141795618
-
Rapid nitrate analysis of soil cores using ISFETs
-
Price, R.R., J.W. Hummel, S.J. Birrell, and I.S. Ahmad. 2003. Rapid nitrate analysis of soil cores using ISFETs. Trans. ASAE 46:601-610.
-
(2003)
Trans. ASAE
, vol.46
, pp. 601-610
-
-
Price, R.R.1
Hummel, J.W.2
Birrell, S.J.3
Ahmad, I.S.4
-
35
-
-
28444464081
-
Spatial variability of the Illinois soil nitrogen test: Implications for soil sampling
-
Ruffo, M.L., G.A. Bollero, R.G. Hoeft, and D.G. Bullock. 2005. Spatial variability of the Illinois soil nitrogen test: Implications for soil sampling. Agron. J. 97:1485-1492.
-
(2005)
Agron. J
, vol.97
, pp. 1485-1492
-
-
Ruffo, M.L.1
Bollero, G.A.2
Hoeft, R.G.3
Bullock, D.G.4
-
36
-
-
84888732144
-
-
SAS Institute. 2004. The SAS system for Windows. Release 9.1. SAS Inst, Cary, NC
-
SAS Institute. 2004. The SAS system for Windows. Release 9.1. SAS Inst., Cary, NC.
-
-
-
-
37
-
-
36448977867
-
Influence of grid sampling points on fertilizer recommendations. p. ii117-ii121
-
Lake Buena Vista, FL. 1-3 June, ERIM Int. Inc, Ann Arbor, MI
-
Schepers, J.S., and M.R. Schlemmer. 1998. Influence of grid sampling points on fertilizer recommendations. p. ii117-ii121. In Proc. Int. Conf. on Geospatial Information in Agriculture and Forestry, 1st, Lake Buena Vista, FL. 1-3 June 1998. ERIM Int. Inc., Ann Arbor, MI.
-
(1998)
Proc. Int. Conf. on Geospatial Information in Agriculture and Forestry, 1st
-
-
Schepers, J.S.1
Schlemmer, M.R.2
-
38
-
-
84888654664
-
-
SPSS. 2005. SigmaPlot for Windows. Release 9.0. SPSS Inc, Chicago, IL
-
SPSS. 2005. SigmaPlot for Windows. Release 9.0. SPSS Inc., Chicago, IL.
-
-
-
-
39
-
-
0026194445
-
Evaluation of reflectance methods for soil organic matter sensing
-
Sudduth, K.A., and J.W. Hummel. 1991. Evaluation of reflectance methods for soil organic matter sensing. Trans. ASAE 34:1900-1909.
-
(1991)
Trans. ASAE
, vol.34
, pp. 1900-1909
-
-
Sudduth, K.A.1
Hummel, J.W.2
-
40
-
-
0024700778
-
Long-life multiple-ISFETs with polymeric gates
-
Tsukada, K., M. Sebata, Y. Miyahara, and H. Miyagi. 1989. Long-life multiple-ISFETs with polymeric gates. Sens. Actuators 18:329-336.
-
(1989)
Sens. Actuators
, vol.18
, pp. 329-336
-
-
Tsukada, K.1
Sebata, M.2
Miyahara, Y.3
Miyagi, H.4
-
41
-
-
84888725151
-
-
Soil Conservation Service. 1981. Land resource regions and major land resource areas of the United States. USDA-SCS Agric. Handbk. 296. U.S. Gov. Print. Office, Washington, DC.
-
Soil Conservation Service. 1981. Land resource regions and major land resource areas of the United States. USDA-SCS Agric. Handbk. 296. U.S. Gov. Print. Office, Washington, DC.
-
-
-
-
42
-
-
33746784015
-
Soil nitrate determination using the Kelowna multiple element extractant
-
Van Lierop, W. 1986. Soil nitrate determination using the Kelowna multiple element extractant. Commun. Soil Sci. Plant Anal. 17:1311-1329.
-
(1986)
Commun. Soil Sci. Plant Anal
, vol.17
, pp. 1311-1329
-
-
Van Lierop, W.1
-
43
-
-
0344660739
-
Determination of available phosphorus in acid and calcareous soils with the Kelowna multiple-element extractant
-
Van Lierop, W. 1988. Determination of available phosphorus in acid and calcareous soils with the Kelowna multiple-element extractant. Soil Sci. 146:284-291.
-
(1988)
Soil Sci
, vol.146
, pp. 284-291
-
-
Van Lierop, W.1
-
44
-
-
0024807274
-
Extraction of potassium and sodium from acid and calcareous soils with the Kelowna multiple element extractant
-
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.
-
(1989)
Can. J. Soil Sci
, vol.69
, pp. 235-242
-
-
Van Lierop, W.1
Gough, N.A.2
-
45
-
-
0343826060
-
Uranyl salophenes as ionophores for phosphate-selective electrodes
-
Wroblewski, W., K. Wojciechowski, A. Dybko, Z. Brzozka, R.J.M. Egberink, B.H.M. Snellink-Ruel, and D.N. Reinhoudt. 2000. Uranyl salophenes as ionophores for phosphate-selective electrodes. Sens. Actuators B 68:313-318.
-
(2000)
Sens. Actuators B
, vol.68
, pp. 313-318
-
-
Wroblewski, W.1
Wojciechowski, K.2
Dybko, A.3
Brzozka, Z.4
Egberink, R.J.M.5
Snellink-Ruel, B.H.M.6
Reinhoudt, D.N.7
-
46
-
-
0001649268
-
Surface-modified cobalt-based sensor as a phosphate-sensitive electrode
-
Xiao, D., H.Y. Yuan, J. Li, and R.Q. Yu. 1995. Surface-modified cobalt-based sensor as a phosphate-sensitive electrode. Anal. Chem. 67:288-291.
-
(1995)
Anal. Chem
, vol.67
, pp. 288-291
-
-
Xiao, D.1
Yuan, H.Y.2
Li, J.3
Yu, R.Q.4
|