"Field","Product A","Product B","Basis or instruction"
"Exact product","","","Use actual manufacturer identity"
"Label revision","","","Keep original label"
"Delivered package quote","","","Enter amount; include agreed delivery costs once"
"Currency","","=IF(B5="""","""",B5)","One comparison currency; Product B links to A"
"Verified net product mass","","","kg; liquids require a resolved mass basis"
"Analysis basis","","","Enter w/w only after verified; w/v is unresolved here"
"Declared N","","","Enter 20 for 20%, not 0.20; percent by mass; blank is not zero"
"Declared P or P2O5","","","Enter 20 for 20%, not 0.20; specify P or P2O5 basis below"
"P reporting basis","","","Enter P or P2O5 exactly"
"Declared K or K2O","","","Enter 20 for 20%, not 0.20; specify K or K2O basis below"
"K reporting basis","","","Enter K or K2O exactly"
"Normalized elemental P","=IF(AND(B7=""w/w"",ISNUMBER(B9),B9>=0,B9<=100),IF(B10=""P"",B9,IF(B10=""P2O5"",B9*$B$35,""n.a."")),""n.a."")","=IF(AND(C7=""w/w"",ISNUMBER(C9),C9>=0,C9<=100),IF(C10=""P"",C9,IF(C10=""P2O5"",C9*$B$35,""n.a."")),""n.a."")","Calculated percent"
"Normalized elemental K","=IF(AND(B7=""w/w"",ISNUMBER(B11),B11>=0,B11<=100),IF(B12=""K"",B11,IF(B12=""K2O"",B11*$B$36,""n.a."")),""n.a."")","=IF(AND(C7=""w/w"",ISNUMBER(C11),C11>=0,C11<=100),IF(C12=""K"",C11,IF(C12=""K2O"",C11*$B$36,""n.a."")),""n.a."")","Calculated percent"
"N mass per package","=IF(AND(B7=""w/w"",ISNUMBER(B6),B6>0,ISNUMBER(B8),B8>=0,B8<=100),B6*B8/100,""n.a."")","=IF(AND(C7=""w/w"",ISNUMBER(C6),C6>0,ISNUMBER(C8),C8>=0,C8<=100),C6*C8/100,""n.a."")","Calculated kg"
"P mass per package","=IF(AND(ISNUMBER(B6),B6>0,ISNUMBER(B13)),B6*B13/100,""n.a."")","=IF(AND(ISNUMBER(C6),C6>0,ISNUMBER(C13)),C6*C13/100,""n.a."")","Calculated kg"
"K mass per package","=IF(AND(ISNUMBER(B6),B6>0,ISNUMBER(B14)),B6*B14/100,""n.a."")","=IF(AND(ISNUMBER(C6),C6>0,ISNUMBER(C14)),C6*C14/100,""n.a."")","Calculated kg"
"Chosen matching nutrient","","=IF(B18="""","""",B18)","Enter N, P or K in Product A; shared comparison"
"Matching nutrient quantity","","=IF(ISNUMBER(B19),B19,""n.a."")","Enter kg in Product A; accounting quantity, not feed target"
"Chosen nutrient mass fraction","=IF(B7<>""w/w"",""n.a."",IF(B18=""N"",IF(AND(ISNUMBER(B8),B8>=0,B8<=100),B8/100,""n.a.""),IF(B18=""P"",IF(ISNUMBER(B13),B13/100,""n.a.""),IF(B18=""K"",IF(ISNUMBER(B14),B14/100,""n.a.""),""n.a.""))))","=IF(C7<>""w/w"",""n.a."",IF(C18=""N"",IF(AND(ISNUMBER(C8),C8>=0,C8<=100),C8/100,""n.a.""),IF(C18=""P"",IF(ISNUMBER(C13),C13/100,""n.a.""),IF(C18=""K"",IF(ISNUMBER(C14),C14/100,""n.a.""),""n.a.""))))","Calculated; zero or missing means quantity unavailable"
"Product mass to match contribution","=IF(AND(ISNUMBER(B19),B19>0,ISNUMBER(B20),B20>0),B19/B20,""n.a."")","=IF(AND(ISNUMBER(C19),C19>0,ISNUMBER(C20),C20>0),C19/C20,""n.a."")","Calculated kg"
"Fractional packages represented","=IF(AND(ISNUMBER(B21),ISNUMBER(B6),B6>0),B21/B6,""n.a."")","=IF(AND(ISNUMBER(C21),ISNUMBER(C6),C6>0),C21/C6,""n.a."")","Allocated quantity; whole-package purchasing is separate"
"Allocated product cost","=IF(AND(ISNUMBER(B22),ISNUMBER(B4),B4>=0,B5<>""""),B22*B4,""n.a."")","=IF(AND(ISNUMBER(C22),ISNUMBER(C4),C4>=0,C5<>""""),C22*C4,""n.a."")","In stated currency; not a substitution saving"
"Accompanying N","=IF(AND(ISNUMBER(B21),ISNUMBER(B8),B8>=0,B8<=100),B21*B8/100,""n.a."")","=IF(AND(ISNUMBER(C21),ISNUMBER(C8),C8>=0,C8<=100),C21*C8/100,""n.a."")","Calculated kg at comparison quantity"
"Accompanying P","=IF(AND(ISNUMBER(B21),ISNUMBER(B13),B13>=0,B13<=100),B21*B13/100,""n.a."")","=IF(AND(ISNUMBER(C21),ISNUMBER(C13),C13>=0,C13<=100),C21*C13/100,""n.a."")","Calculated kg at comparison quantity"
"Accompanying K","=IF(AND(ISNUMBER(B21),ISNUMBER(B14),B14>=0,B14<=100),B21*B14/100,""n.a."")","=IF(AND(ISNUMBER(C21),ISNUMBER(C14),C14>=0,C14<=100),C21*C14/100,""n.a."")","Calculated kg at comparison quantity"
"Nitrogen forms","","","From label; no inference from total N"
"Secondary and micronutrients","","","Record full accompanying analysis separately"
"Solubility and restrictions","","","Supplier evidence and review reference"
"Mass-basis evidence","","","Density/reference needed if starting from liquid volume"
"Quote and label evidence","","","Document or URL"
"Numeric comparison status","=IF(AND(ISNUMBER(B15),ISNUMBER(B16),ISNUMBER(B17),ISNUMBER(B23)),""Arithmetic available; adviser review needed"",""Evidence missing"")","=IF(AND(ISNUMBER(C15),ISNUMBER(C16),ISNUMBER(C17),ISNUMBER(C23)),""Arithmetic available; adviser review needed"",""Evidence missing"")","Evidence missing does not mean zero"
"Adviser outcome","","","Comparable for review / materially different / evidence missing"
"Scope","","","No substitution approval, stock recipe or feed adjustment is supplied"
"P2O5 to P factor","0.4365","","Shared factor from Virginia Tech SPES-201NP"
"K2O to K factor","0.8301","","Shared factor from Virginia Tech SPES-201NP"
"Conversion source","","","https://vtechworks.lib.vt.edu/server/api/core/bitstreams/c8eecf48-184b-41ff-83b0-9f6b325d0a19/content"
"Cost boundary","","","Allocated cost and order cash are separate; do not count the same cost as several savings"
"Use","","","Import with formula evaluation enabled; do not sort or move rows or overwrite formula cells. Instructions also appear before use in the article."