THE RELATIONSHIPS OF NITRATE CONCENTRATIONS IN YOUNG CORN STALKS TO SOIL-NITROGEN AVAILABILITY AND GRAIN YIELDS

[21] MONITORING SAP NITRATE IN VEGETABLE CROPS - COMPARISON OF TEST STRIPS WITH ELECTRODE METHODS, AND EFFECTS OF TIME OF DAY AND LEAF POSITION [J]. COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, 1983, 14 (09) : 761 - 771

[22] SIMAN G, 1974, NITROGEN STATUS GROW

[23] SYLTIE P W, 1972, Communications in Soil Science and Plant Analysis, V3, P37, DOI 10.1080/00103627209366348

[24] Tucker TC, 1984, NITROGEN CROP PRODUC, P249, DOI [10.2134/1990.nitrogenincropproduction, DOI 10.2134/1990.NITROGENINCROPPRODUCTION]

[25] Ulrich A., 1973, SOIL TESTING PLANT A, V2, P71

[26] WRIGHT MADISON J., 1964, ADVANCE AGRON, V16, P197, DOI 10.1016/S0065-2113(08)60025-5

[27] 1981, INSTRUCTION MANUAL N

[21] MONITORING SAP NITRATE IN VEGETABLE CROPS - COMPARISON OF TEST STRIPS WITH ELECTRODE METHODS, AND EFFECTS OF TIME OF DAY AND LEAF POSITION [J]. COMMUNICATIONS IN SOIL SCIENCE AND PLANT ANALYSIS, 1983, 14 (09) : 761 - 771

[22] SIMAN G, 1974, NITROGEN STATUS GROW

[23] SYLTIE P W, 1972, Communications in Soil Science and Plant Analysis, V3, P37, DOI 10.1080/00103627209366348

[24] Tucker TC, 1984, NITROGEN CROP PRODUC, P249, DOI [10.2134/1990.nitrogenincropproduction, DOI 10.2134/1990.NITROGENINCROPPRODUCTION]

[25] Ulrich A., 1973, SOIL TESTING PLANT A, V2, P71

[26] WRIGHT MADISON J., 1964, ADVANCE AGRON, V16, P197, DOI 10.1016/S0065-2113(08)60025-5

[27] 1981, INSTRUCTION MANUAL N