02093nam a2200373 a 450000100080000000500110000800800410001910000170006024500370007726000520011430000100016652012380017665300150141465300130142965300240144265300210146665300180148765300190150565300130152465300170153765300130155465300200156765300100158765300160159765300150161365300070162865300110163565300130164665300130165965300090167265300100168165300100169170000180170110061052015-04-06       1973    bl uuuu      00u1 u    #d1 aWALSH, L. M.  aSoil testing and plant analysis.  aMadison : Soil Science Society of Americac1973  a491p.  aOpportunities to improve soil testing programs; The principles of soil testing; Factors affecting the availability of nutrients to plants; Interpretation of soil test results; Experimental methods for correlating and calibrating soil tests; Field sampling for soil testing; Testing soils for pH and lime requirement; Testing soils for nitrogen; Testing soils for phosphorus; Testing soils for potassium, calcium, and magnesium; Testing soils for sulphur, boron, molybdenum, and chlorine; The changing philosophy of soil test interpretations; Plant analysis: problems and opportunities; Principles and practices in plant analysis; Sampling, handling, and analyzing plant tissue samples; Plant analysis as an aid in fertilizing sugar crops: part 1. sugar beets, part 2. Sugarcane; Plant analysis as an aid to cotton fertilization, in fertilizing small grains, in fertilizing corn and grain sorghum, in fertilizing vegetable crops; Leaf analysis as an aid in fertilizing orchards; Plant analysis as an aid in the fertilization of forage crops; Plant analysis as an aid in fertilizing forests; Use of data processing in soil testing and plant analysis; Operation and management of a commercial soil testing and plant analysis laboratory.  aAdubação  aAlgodão  aAnálise de plantas  aAnálise do solo  aConservação  aFertilização  aFosfóro  aLaboratório  aManganes  aMicronutrientes  aMilho  aNitrogênio  aNutrição  aPh  aPlanta  aPrograma  aQuímica  aSolo  aTeste  aZinco1 aBEATON, J. D.