Cane sugar; a textbook on the agriculture of the sugar cane, the manufacture of cane sugar, and the analysis of sugar-house products . Fig. 27 The area of land ploughed by these devices in a given time varies bothwith the nature of the soil and with the depth ploughed. Cable-drawnsteam ploughs operated at a depth of 14-16 inches will, in lands of normalstiffness, take one hour to plough an acre, the area increasing as thedepth decreases. The motor-drawn paraffin tractors, ploughing only to adepth of 4-6 inches, wiU, under similar conditions, plough an acre an the other extreme is the o
Cane sugar; a textbook on the agriculture of the sugar cane, the manufacture of cane sugar, and the analysis of sugar-house products . Fig. 27 The area of land ploughed by these devices in a given time varies bothwith the nature of the soil and with the depth ploughed. Cable-drawnsteam ploughs operated at a depth of 14-16 inches will, in lands of normalstiffness, take one hour to plough an acre, the area increasing as thedepth decreases. The motor-drawn paraffin tractors, ploughing only to adepth of 4-6 inches, wiU, under similar conditions, plough an acre an the other extreme is the ox-drawn Cuban plough which has a capacity ofonly one acre in nine hours ploughed to a depth of not more than four Fig. 28 The Implements used.—Generally the implements used in cane culturediffer in no ways from those employed in other agricultural of these, together with t^-pes specialized for use with the sugar cane, aredescribed below. Ploughs.—The primitive type of plough which has come dow^n from veryearly times still survives in use in Java, in the PhiHppines, and in Cuba,in all of which countries, however, it is fast disappearing. 120 CHAPTER VIII Turn, Of Mould-Board Ploughs.—Turn, or mould-board ploughs are socalled because they cut from the soil a clean slice and turn it over top sidedown, through the action of the mould-board ; the single mould-boardplough is shown in Fig. 27 ; a is the share, h the landslide, c the coulter,
Size: 2353px × 1062px
Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1920, booksubjectsugar, bookyear1921
