14 pages matching J-Am-Soc-Agron in this book
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Abstract acid Agricultural Agron-j amount analysis application-rates band calcium chlorophyll correlated cotton crop crop-yield cultivars decreased deficiency Descriptors determine diagnosis and recommendation dolomite DRIS norms effect eutrophication evaluate extraction Fertil-res fertilizer application fertilizer recommendations fertilizer-requirement fertilizer-requirement-determination foliar foliar-diagnosis forage ft grid grain amaranth grain yield grown growth histosols Includes references increased integrated system DRIS J-Am-Soc-Agron kg ha-1 kg N ha-1 leaching leaf levels loam magnesium maize method mineral NALCallNo nitrate nitrification nitrogen nitrogen-content nitrogen-fertilizers nutrient concentrations nutrient-availability nutrient-content nutrient-uptake nutrition optimum petiole phosphorus phosphorus-fertilizers placement plant plant-analysis plots potash potassium potassium-fertilizers predict PSNT recommendation integrated system residual rhizosphere rock phosphate root zone rootstock salt index significantly soil pH soil sampling soil solution soil test soil-analysis soil-fertility soil-ph soil-test-values soluble sorghum soybean sugar superphosphate tissue treatments Triticum aestivum triticum-aestivum uptake urea variable Vertisols wheat Triticum aestivum winter wheat yield response zea-mays