DISTRIBUTION AND TRANSFORMATION OF PHOSPHORUS FORMS IN SOIL AFTER LONG-TERM APPLICATIONS OF P FERTILIZER AND CROP RESIDUES

LONG-TERM UTILIZATION OF CROP RESIDUES FOR IMPROVING P STATUS IN SOIL

EFFECT OF ORGANIC AND INORGANIC FERTILIZATION ON AVAILABILITY OF SOME NUTRIENTS AND SOIL ORGANIC MATTER QUALITY AFTER WHEAT AND CORN CROP ROTATION

EFFECT OF FARMYARD MANURE AND DIFFERENT SOURCES OF P AND K ON SOME MACRONUTRIENTS IN SOIL AND PLANT

LONG-TERM USE EFFECT OF ORGANIC, INORGANIC FERTILIZERS AND CROP ROTATION THROUGH NINETEEN YEARS ON SOME SOIL PROPERTIES IN PERMANENT EXPERIMENT AT BAHTIM. 2. SOIL CHEMICAL PROPERT

EFFECT OF BIO AND ¡ OR MINERAL NITROGENOUS FERTILIZERS ON MAIZE AND WHEAT CROPS PRODUCTION AND SOIL FERTILITY

EFFECT OF ORGANIC AND INORGANIC PHOSPHORUS APPLICATION ON SOME CHEMICAL PROPERTIES AND SOIL PHOSPHORUS FRACTIONS

"Effect of P Rates Combined With PDB on Nutrients Uptake by Wheat Grown Under Organic Farming of Sandy Soil Using 15N Tracer Technique"

EFFECT OF RICE STRAW FORM APPLICATION WITH AND WITHOUT N, P AND K ANDIOR BIOFERTILIZERS ON WHEAT CROP IN CLAY SOIL

EFFECT OF P AND ZN FERTILIZATION ON WHEAT YIELD AND NUTRIENT UPTAKE IN CALCAREOUS SOIL