{"title":"玉米带鸡的淘汰问题","authors":"Carrick C.W.","doi":"10.3382/ps.0050074","DOIUrl":null,"url":null,"abstract":"<div><p>The purpose of this paper is to present a few of the problems encountered in the first Poultry Culling Campaign conducted by the Purdue University Poultry Department in 1918. The statements herein made are based mostly on observation and opinion rather than definite data and should be valued only as such. The ideas presented are from the point of view of an Extension worker who deals with farm flocks of various general purpose and mixed breeds, of uncertain ages and time of hatching, kept under a wide range of conditions in a corn belt state, instead of commercial flocks of Leghorns on which most of the experimental work has been conducted and upon which, perhaps too often, poultry propaganda has been based.</p><p>The time of the campaign this year is to be limited to August and September, provided it is possible for the available field men to cover the territory, …</p></div>","PeriodicalId":100836,"journal":{"name":"Journal of the American Association of Instructors and Investigators of Poultry Husbandry","volume":"5 10","pages":"Pages 74-75"},"PeriodicalIF":0.0000,"publicationDate":"1919-07-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://sci-hub-pdf.com/10.3382/ps.0050074","citationCount":"0","resultStr":"{\"title\":\"Problems in Culling Corn Belt Hens\",\"authors\":\"Carrick C.W.\",\"doi\":\"10.3382/ps.0050074\",\"DOIUrl\":null,\"url\":null,\"abstract\":\"<div><p>The purpose of this paper is to present a few of the problems encountered in the first Poultry Culling Campaign conducted by the Purdue University Poultry Department in 1918. The statements herein made are based mostly on observation and opinion rather than definite data and should be valued only as such. The ideas presented are from the point of view of an Extension worker who deals with farm flocks of various general purpose and mixed breeds, of uncertain ages and time of hatching, kept under a wide range of conditions in a corn belt state, instead of commercial flocks of Leghorns on which most of the experimental work has been conducted and upon which, perhaps too often, poultry propaganda has been based.</p><p>The time of the campaign this year is to be limited to August and September, provided it is possible for the available field men to cover the territory, …</p></div>\",\"PeriodicalId\":100836,\"journal\":{\"name\":\"Journal of the American Association of Instructors and Investigators of Poultry Husbandry\",\"volume\":\"5 10\",\"pages\":\"Pages 74-75\"},\"PeriodicalIF\":0.0000,\"publicationDate\":\"1919-07-01\",\"publicationTypes\":\"Journal Article\",\"fieldsOfStudy\":null,\"isOpenAccess\":false,\"openAccessPdf\":\"https://sci-hub-pdf.com/10.3382/ps.0050074\",\"citationCount\":\"0\",\"resultStr\":null,\"platform\":\"Semanticscholar\",\"paperid\":null,\"PeriodicalName\":\"Journal of the American Association of Instructors and Investigators of Poultry Husbandry\",\"FirstCategoryId\":\"1085\",\"ListUrlMain\":\"https://www.sciencedirect.com/science/article/pii/S2666365119300377\",\"RegionNum\":0,\"RegionCategory\":null,\"ArticlePicture\":[],\"TitleCN\":null,\"AbstractTextCN\":null,\"PMCID\":null,\"EPubDate\":\"\",\"PubModel\":\"\",\"JCR\":\"\",\"JCRName\":\"\",\"Score\":null,\"Total\":0}","platform":"Semanticscholar","paperid":null,"PeriodicalName":"Journal of the American Association of Instructors and Investigators of Poultry Husbandry","FirstCategoryId":"1085","ListUrlMain":"https://www.sciencedirect.com/science/article/pii/S2666365119300377","RegionNum":0,"RegionCategory":null,"ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":null,"EPubDate":"","PubModel":"","JCR":"","JCRName":"","Score":null,"Total":0}
The purpose of this paper is to present a few of the problems encountered in the first Poultry Culling Campaign conducted by the Purdue University Poultry Department in 1918. The statements herein made are based mostly on observation and opinion rather than definite data and should be valued only as such. The ideas presented are from the point of view of an Extension worker who deals with farm flocks of various general purpose and mixed breeds, of uncertain ages and time of hatching, kept under a wide range of conditions in a corn belt state, instead of commercial flocks of Leghorns on which most of the experimental work has been conducted and upon which, perhaps too often, poultry propaganda has been based.
The time of the campaign this year is to be limited to August and September, provided it is possible for the available field men to cover the territory, …