NITROGEN IN SUBSURFACE DISCHARGE FROM AGRICULTURAL WATERSHEDS

[1] [Anonymous], AGRONOMY

[2] SPECTROPHOTOMETRIC DETERMINATION OF AMMONIA AS INDOPHENOL [J]. ANALYTICAL CHEMISTRY, 1961, 33 (04) : 592 - &

[3] NUTRIENT LOSS ACCELERATED BY CLEAR-CUTTING OF A FOREST ECOSYSTEM [J]. SCIENCE, 1968, 159 (3817) : 882 - &

[4] BURWELL RE, 1974, WATER RESOURCES RES, V10, P259

[5] HARROLD LL, 1971, STUDIES HYDROLOGY WA

[6] AUTOMATIC METHODS FOR DETERMINING NITRATE AND NITRITE IN WATER AND SOIL EXTRACTS [J]. ANALYST, 1970, 95 (1130) : 514 - +

[7] FERTILITY EROSION ON 2 WISCONSIN SOILS [J]. AGRONOMY JOURNAL, 1953, 45 (11) : 543 - 547

[8] MINSHALL N, 1969, WATER RESOUR RES, V10, P706

[9] Saxton K.E, 1971, J HYDRAULICS DIVISIO, V97, P1835

[10] SCHUMAN G E, 1973, Journal of Environmental Quality, V2, P299, DOI 10.2134/jeq1973.00472425000200020030x

[1] [Anonymous], AGRONOMY

[2] SPECTROPHOTOMETRIC DETERMINATION OF AMMONIA AS INDOPHENOL [J]. ANALYTICAL CHEMISTRY, 1961, 33 (04) : 592 - &

[3] NUTRIENT LOSS ACCELERATED BY CLEAR-CUTTING OF A FOREST ECOSYSTEM [J]. SCIENCE, 1968, 159 (3817) : 882 - &

[4] BURWELL RE, 1974, WATER RESOURCES RES, V10, P259

[5] HARROLD LL, 1971, STUDIES HYDROLOGY WA

[6] AUTOMATIC METHODS FOR DETERMINING NITRATE AND NITRITE IN WATER AND SOIL EXTRACTS [J]. ANALYST, 1970, 95 (1130) : 514 - +

[7] FERTILITY EROSION ON 2 WISCONSIN SOILS [J]. AGRONOMY JOURNAL, 1953, 45 (11) : 543 - 547

[8] MINSHALL N, 1969, WATER RESOUR RES, V10, P706

[9] Saxton K.E, 1971, J HYDRAULICS DIVISIO, V97, P1835

[10] SCHUMAN G E, 1973, Journal of Environmental Quality, V2, P299, DOI 10.2134/jeq1973.00472425000200020030x