TRACE-ELEMENT LEVELS IN RED SPRUCE AND THE EFFECT OF AGE, CROWN AND SEASONAL-CHANGES

[1] CONDENSED DIRECT CURRENT ARC EXCITATION FOR SPECTROCHEMICAL ANALYSIS OF PLANT MATERIALS [J]. ANALYTICAL CHEMISTRY, 1958, 30 (06) : 1076 - 1079

[2] CHAPMAN H.E., 1966, DIAGNOSTIC CRITERIA

[3] MOLYBDENUM DETERMINATION IN SOILS AND ROCKS WITH DITHIOL [J]. ANALYTICAL CHEMISTRY, 1955, 27 (12) : 2000 - 2003

[4] COLORIMETRIC DETERMINATION OF BORON USING CARMINE [J]. ANALYTICAL CHEMISTRY, 1950, 22 (04) : 567 - 569

[5] LIKENS GE, 1970, 79 YAL U SCH FOR B

[6] LOCKHART C. L., 1962, Canadian Plant Disease Survey, V42, P124

[7] LOWRY GL, 1968, 10 PULP PAP I CAN RE

[8] MACLEAN KS, COMMUN SOIL SCI PLAN

[9] SAFFORD LO, 1968, RES LIFE SCI, P27

[10] SCHOMAKER CE, 1973, RES LIFE SCI, V20

[1] CONDENSED DIRECT CURRENT ARC EXCITATION FOR SPECTROCHEMICAL ANALYSIS OF PLANT MATERIALS [J]. ANALYTICAL CHEMISTRY, 1958, 30 (06) : 1076 - 1079

[2] CHAPMAN H.E., 1966, DIAGNOSTIC CRITERIA

[3] MOLYBDENUM DETERMINATION IN SOILS AND ROCKS WITH DITHIOL [J]. ANALYTICAL CHEMISTRY, 1955, 27 (12) : 2000 - 2003

[4] COLORIMETRIC DETERMINATION OF BORON USING CARMINE [J]. ANALYTICAL CHEMISTRY, 1950, 22 (04) : 567 - 569

[5] LIKENS GE, 1970, 79 YAL U SCH FOR B

[6] LOCKHART C. L., 1962, Canadian Plant Disease Survey, V42, P124

[7] LOWRY GL, 1968, 10 PULP PAP I CAN RE

[8] MACLEAN KS, COMMUN SOIL SCI PLAN

[9] SAFFORD LO, 1968, RES LIFE SCI, P27

[10] SCHOMAKER CE, 1973, RES LIFE SCI, V20