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It outlines factors that reduce quality and grade, describes apparatus and procedures for inspecting and grading grain, and discusses official standards, inspection purposes, and how grades are used in marketing and trade. The revision incorporates newly effective rye and malting grades and adds updated grading procedures in appendices.",{"@graph":69,"@context":123},[70,84,106],{"@type":71,"itemListElement":72},"BreadcrumbList",[73,77,79,82],{"item":74,"name":75,"@type":76,"position":8},"https://docshare.wps.com","Home","ListItem",{"item":78,"name":9,"@type":76,"position":14},"https://docshare.wps.com/document/",{"item":80,"name":40,"@type":76,"position":81},"https://docshare.wps.com/document/research-report/",3,{"item":83,"name":65,"@type":76,"position":19},"https://docshare.wps.com/document/grain-grading-primer/292803/",{"url":83,"name":65,"@type":85,"image":86,"author":91,"headline":65,"publisher":94,"fileFormat":97,"inLanguage":63,"description":67,"dateModified":98,"datePublished":99,"encodingFormat":97,"isAccessibleForFree":100,"interactionStatistic":101},"DigitalDocument",{"url":87,"@type":88,"width":89,"height":90},"https://docshare.wps.com/thumbnails/grain-grading-primer/292803.png","ImageObject",300,407,{"name":92,"@type":93},"Liam","Person",{"url":74,"name":95,"@type":96},"DocShare","Organization","application/pdf","2026-11-11","2026-09-17",true,{"@type":102,"interactionType":103,"userInteractionCount":105},"InteractionCounter",{"@type":104},"ViewAction",16,{"@type":107,"mainEntity":108},"FAQPage",[109,115,119],{"name":110,"@type":111,"acceptedAnswer":112},"What is the purpose of the Grain Grading Primer?","Question",{"text":113,"@type":114},"It provides a readily understandable commercial language for expressing the class, quality, and condition of individual grain lots and guides inspection and grading based on grade and quality criteria.","Answer",{"name":116,"@type":111,"acceptedAnswer":117},"Who is the publication intended for, and who is it not intended for?",{"text":118,"@type":114},"It is designed for grain farmers and country grain dealers and for marketing students, but it is not intended for grain inspectors who must use more precise and detailed techniques.",{"name":120,"@type":111,"acceptedAnswer":121},"What key updates does this revision include?",{"text":122,"@type":114},"The revision covers changes to rye grades effective July 1, 1951, includes new malting grades for Hannchen and Hanna barley in appendix I, and adds a new section on grading procedures for each grain in appendix II.","https://schema.org",{"og:url":83,"og:type":125,"og:title":65,"og:site_name":95,"og:description":67},"article",{"robots":127,"canonical":83},"index,follow",{"doc_id":129,"site_id":62},292803,1789655866,{"code":4,"msg":5,"data":132},{"doc_id":129,"user_id":133,"nickname":92,"user_avatar":134,"doc_module":4,"category_id":39,"category_name":40,"doc_title":65,"doc_description":67,"doc_content":135,"file_id":136,"file_url":137,"file_type":138,"file_size":139,"view_count":105,"is_deleted":4,"is_public":8,"is_downloadable":8,"audit_status":8,"page_count":140,"language":141,"language_code":63,"site_id":62,"html_lang":63,"table_of_contents":142,"faqs":143,"seo_title":144,"seo_description":67,"update_tm":130,"read_time":145,"preview_page_count":4},8796095461564,"https://ap-avatar.wpscdn.com/davatar_155a257f0dc6eb9ab79c44ca47cae57d","84AH  \nAGRICULTURE HANDB00K N0.59U.S.DEPARTMENT OF AGRICULTURE  \nT\\HE Grain Grading Primer is designed for grainlfarmers and country grain dealers who are inter-ested in handling grain on a grade and quality basisand for marketing students.It is not designed forgrain inspectors,for they must necessarily use a moreprecise and detailed grain-grading technique thanthat described herein.  \nA number of farm practices that lower the qualityand grade of grain are briefly discussed in this publi-cation.Methods and apparatus useful in measuringthe value of grain are described and information onhow to inspect and grade grain is given.  \nThis revision of the Primer covers changes in therye grades that became effective July 1;1951.Thenew Malting grades for Hannchen and Hanna barleyare included in appendix I,and a new section ongrading procedures for each grain has been added asappendix II.  \nThe Handbook of Official Grain Standards of theUnited States,for sale by the Superintendent of Doc-uments,U.S.Government Printing Office,Wash-ington 25,D.C.,at 25 cents a copy,and otherreference material listed on pages 59 and 60 of thisPrimer will provide useful supplementary reading.  \nThis manual is a slight revision of MiscellaneousPublication 325.  \nIssued July 1953  \nWashington,D.C.  \nGRAIN GRADING PRIMER  \nBy Willis B.Combs,senior marketing specialist,Eatension Service,and Fred G.Smith,senior marketing specialist,Production and Marketing Administration  \nCONTENTS  \nPagePageDevelopment of grain grading----_2Wheat and rye:Foreign materialEarly grain-grading practices-other than dockage_-----_36Federal legislation__------_General appearance as a gradeGrain inspection under thefactor__-----------    37United States Grain Stand-Sample grade and distinctly low-ards Act__---------3quality grain---_------37Usefulness of grades in exportStones and cinders_-----------  38commerce__--_.4Wild bromegrass seeds_------  38Benefits of standardization_--4Odors in grain_-------------  38Using the grades at countryTemperature_----------------  38points_-------4Grain unfit for mixing---------39Tests on which values in grain  \n22  \nare based___----.Special grade designations__-----  395Blighted barley_--------------42Ohtaining the sample5Bright oats-------------  42Carlot,wagon,or truck lots.6Bright grain sorghums andBins and sacks_--6Bright Western barley   --  42Grading procedure in general7Discolored grain sorghums…-_42Analytical portions_------8Ergoty grain--------------_42Classes and subelasses_------10Extra Heavy oats(all classes)-_43Wheat classes.--------___1216Flint corn--------------43Subelasses and texture in wheat_Flint and Dent corn__-----  _43Corn classes__---------------17Garlicky wheat__--------------43Grain sorghums classes and sub-Garlicky rye,barley,oats,soy-classes_-------------17beans,and Mixed Grain_--44Oats,soybeans,and barleyHeavy oats(all classes)_-----44classes_----  ------------18Heavy Hard Red Spring wheat44Malting barley subclass__----18Medium Heavy oats (all classes)-44Rye and flaxseed-------------20Plump rye--------------------44Dockage testing----------------20Smutty wheat_-------------45Wheat and rye dockage deter-Smutty rye,barley,oats,grainmined with hand sieves     -22sorghums,and Mixed Grain__46Barley dockage determined withSpecial Red oats_--------_46hand sieveS_              ---Stained Western barley-      46Flaxseed dockage determinationTest weight of Western barley-46Grain sorghums dockage deter-Thin oats_----------  -    46mination with hand sieves----24Tough grain----_---------  47egt.wejght.ner bu1shel25Two-rowed barley_-_-----  47Shrunken and broken kernels inWeevily grain__---  -------   49wheat                    --------26Small and shrunken kernelsin rye.Apparatus for grading grain_----49  \n2323  \n272727  \nProbes_-------------------   52  \n八oiat11re tpgting         _--     -Spout sampler or\"pelican\"--  52Electric moisture meter__------Moisture tester_------------52Brown-Duvel moisture tester__28Tgmaged keTnels28Sample ","cbCaimkcxZeqXKsG","https://ap.wps.com/l/cbCaimkcxZeqXKsG","pdf",3242638,71,"English","# DEVELOPMENT OF GRAIN GRADING\n## Wheat and rye: Foreign material other than dockage\n## Federal legislation\n## General appearance as a grade factor\n## United States Grain Standards-Sample grade and distinctly low-quality grain\n## Usefulness of grades in export commerce\n## Stones and cinders\n## Wild bromegrass seeds\n## Odors in grain\n## Temperature_Using the grades at country points\n## Grain unfit for mixing","[{\"question\":\"What is the purpose of the Grain Grading Primer?\",\"answer\":\"It provides a readily understandable commercial language for expressing the class, quality, and condition of individual grain lots and guides inspection and grading based on grade and quality criteria.\"},{\"question\":\"Who is the publication intended for, and who is it not intended for?\",\"answer\":\"It is designed for grain farmers and country grain dealers and for marketing students, but it is not intended for grain inspectors who must use more precise and detailed techniques.\"},{\"question\":\"What key updates does this revision include?\",\"answer\":\"The revision covers changes to rye grades effective July 1, 1951, includes new malting grades for Hannchen and Hanna barley in appendix I, and adds a new section on grading procedures for each grain in appendix II.\"}]","Grain Grading Primer | PDF",179]