Farm Development: An Introductory Book in Agriculture, Including a Discussion of Soils, Selecting & Planning Farms, Subduing the Fields, Drainage, Irrigation, Roads, Fences, Together with Introductory Chapters Concerning Farm Business, and the Relations of General Science to AgricultureOrange Judd Company, 1910 - 391 páginas |
Dentro del libro
Resultados 1-5 de 51
Página ix
... supply ditch carried across low areas and through land at grade .. 235 137 138 139 140 Method of fluming water supply across low places . Windmill and storage reservoir for irrigation water . Portable steam pump for flooding rice fields ...
... supply ditch carried across low areas and through land at grade .. 235 137 138 139 140 Method of fluming water supply across low places . Windmill and storage reservoir for irrigation water . Portable steam pump for flooding rice fields ...
Página 13
... supply and demand , in the main , controls . Farming is , on the whole , a con- servative line of business , though often subject to severe variations in the profit it affords . In farming , few men become millionaires , and few paupers ...
... supply and demand , in the main , controls . Farming is , on the whole , a con- servative line of business , though often subject to severe variations in the profit it affords . In farming , few men become millionaires , and few paupers ...
Página 15
... supply not only good food and clothing , but to provide for education , books , opportu- nities for travel , etc. The farmer's sons and daughters need to be well fed and well clothed , and not only taught industry and morality , but ...
... supply not only good food and clothing , but to provide for education , books , opportu- nities for travel , etc. The farmer's sons and daughters need to be well fed and well clothed , and not only taught industry and morality , but ...
Página 23
... supply of energy that the plants stored up from the vast resources of the sun . Specialized plants and animals . ― Just as the machin- Figure 4. A new wheat originated by selection . The average yield of 89 samples of Minnesota No. 169 ...
... supply of energy that the plants stored up from the vast resources of the sun . Specialized plants and animals . ― Just as the machin- Figure 4. A new wheat originated by selection . The average yield of 89 samples of Minnesota No. 169 ...
Página 53
... supplies them with that combination of water , air and plant food which makes them thrive . Any rea- sonable proportion of the coarser and finer particles , as one - fourth clay and three - fourths sand , or three - fourths clay and one ...
... supplies them with that combination of water , air and plant food which makes them thrive . Any rea- sonable proportion of the coarser and finer particles , as one - fourth clay and three - fourths sand , or three - fourths clay and one ...
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Farm Development; An Introductory Book in Agriculture, Including a ... W. M. Hays Sin vista previa disponible - 2017 |
Términos y frases comunes
acre agricultural animals better biped bottom brace building canal capillary capillary action capstan carry cement cents clay clover construction corn corner post cost crop rotation crops cubic yard cultivation culverts datum deep depth drain tiles drainage earth engine expense farm home farmers farmstead feet fence fields flood water flow Fresno scraper furrow-slice furrows gate glacial glacier grade grain Grass gravel ground water height Illustrated inches instrument irrigation labor lake Lake Agassiz layer limestone low area macadam material mile Minnesota Minnesota river Mississippi river mixed moisture necessary open ditch outlet particles peat plow practical profitable rain rainfall reversible road machine river road roller roadside roadway rock roots rotation rural sand schools showing shown in Figure side soil spade station stone stream stumps subsoil tile drains tion tivated trees wagon wheat wire fence