. 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 agriculture . drycondit i(>ns. ma\ go to adepth of more than 20feet. But in all cases the ])lants. whether small, or e\en if as large as most of their food in the furrow-slice and niijierlayers of subsoil. Since the furrow-slice and the ])art i<\the subsoil just below^ it are the portions of the soil
. 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 agriculture . drycondit i(>ns. ma\ go to adepth of more than 20feet. But in all cases the ])lants. whether small, or e\en if as large as most of their food in the furrow-slice and niijierlayers of subsoil. Since the furrow-slice and the ])art i<\the subsoil just below^ it are the portions of the soil whichsupply to the roots of creeps the most congenial amirichest feeclinL; /one. the aim of the farmer shiudd be to. )!(. Cinun and slrni i,r a maliuv aill. flnlM illlf MTll. Iliis st I aliui, and |.rd uvfi a d-z. ii .iiini-. Tluivaiv al«.ut mil sliMM roits. uliifli , a i c laa,slioun. eacli cf wliit-li liad fm s,inu> di>(anrc onan avcra^O aliniit pislit liiancli mnts In tlir ;; a wnnderfid mat nf imils in llio idcits iicnetiatfd tn tlic depHi <\ 4 trriand t\ii- spread cif ilir nuii^ ha,I a diaiuiiia nf ninn-than ?, fcft. llll: SOIL AND soil. iOKMATlON 75 keep these zones of soil supplied with the proper amountof moisture and vegetable matter and to provide for themechanical conditions which best promote the t^rowthand 3ield of crops. Where there is a lack of mineral])lant food this also must be supplied. Film water and free water.—In order that the relationof water to the roots of plants may be better understood,the following explanation is here pre-sented : Place a pot of soil in a hot ovenand leave it until nearly all the
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Keywords: ., bookcentury1900, bookdecade1910, booksubjectagriculture, bookyear
