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 |
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Página 67
... low area , as at the foot of a hill , and there evaporating , often causes such an accumulation of alkali near the surface that most plants will not thrive . Some plants are accus- tomed to growing in soils containing considerable ...
... low area , as at the foot of a hill , and there evaporating , often causes such an accumulation of alkali near the surface that most plants will not thrive . Some plants are accus- tomed to growing in soils containing considerable ...
Página 143
... area of low land lies along the stream through which the lake discharges its supply of water , it is often prac- ticable to construct surface or tile drains which will dis- charge their water at some point down the stream . Where low areas ...
... area of low land lies along the stream through which the lake discharges its supply of water , it is often prac- ticable to construct surface or tile drains which will dis- charge their water at some point down the stream . Where low areas ...
Página 146
... low in price , drainage must be done at slight expense per acre to justify ... area , as in a wide slough ; while in other cases , in sections where there ... low cost and with equitable adjustment of both public and private interests ...
... low in price , drainage must be done at slight expense per acre to justify ... area , as in a wide slough ; while in other cases , in sections where there ... low cost and with equitable adjustment of both public and private interests ...
Página 152
... area is underdrained , transforming both the agriculture and the sanitation ... low , sometimes beneath the water in a pond or stream , the tiles may be ... low sections of the drain . Likewise , where the tiles have been laid in peaty ...
... area is underdrained , transforming both the agriculture and the sanitation ... low , sometimes beneath the water in a pond or stream , the tiles may be ... low sections of the drain . Likewise , where the tiles have been laid in peaty ...
Página 160
... areas and carry off the water in the most effective man- ner with the minimum ... area 40 by 100 miles that , with his assisting engineers , he surveyed east ... low areas through which large drainage canals were needed to * A datum plane ...
... areas and carry off the water in the most effective man- ner with the minimum ... area 40 by 100 miles that , with his assisting engineers , he surveyed east ... low areas through which large drainage canals were needed to * A datum plane ...
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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 amount of water animals better biped bottom brace building canal capillary capillary action capstan carry cement cents clay 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 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 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