Subjects: ECONOMIC geology; VALLEYS; WORLD War IISANTA Clara (Calif.); CALIFORNIACALIFORNIACALIFORNIAReport Available; UNITED StatesUNITED StatesUNITED StatesReport Available
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Subjects: WINES; WINE flavor & odor; CROPS & soils
Subjects: LETTERS to the editor; AGRICULTURAL technology; AGRICULTURAL implementsLOS Angeles (Calif.); CALIFORNIACALIFORNIACALIFORNIAReport Available; ENGLANDENGLANDENGLANDReport Available
Subjects: *Soil testing; *Soil fertility; *Soil productivity
Subjects: ROOT rots; CROPS & soils; SOYBEAN
Subjects: FOOD industry; LOCAL foods; CROPS & soilsLINCOLNSHIRE (England); ENGLANDENGLANDENGLANDReport Available; UNITED KingdomUNITED KingdomUNITED KingdomReport Available
Subjects: COVER crops; CROPS & soils; CHEMICAL processes
Subjects: AGRICULTURAL industries; CROPS & soils; FARMERSUGANDA
Subjects: GARDENING; AGRICULTURE; HORTICULTURE
Subjects: *Crops & soils; *Soil amendments; *Agricultural productivityUnited States; Tennessee