The rubber tree book . Fig. 62.—View of Sungei Ular Estate, showing Grass growing between Rows of Trees to prevent Fig. 63.—Hill Slope with Covering of Ageratum Mexicanum to prevent Circle-weeded. WASH OF SOIL 239 long water-pits, which serve the double purpose of retainingwashed-away soil and rain, which would otherwise run off inthe drains. These pits are dug along the sloping ground, as illustratedin the sketch given overleaf. They cost per acre to dig outin Java, but the great drawback is that every heavy shower ofrain leaves them filled up with soil and the


The rubber tree book . Fig. 62.—View of Sungei Ular Estate, showing Grass growing between Rows of Trees to prevent Fig. 63.—Hill Slope with Covering of Ageratum Mexicanum to prevent Circle-weeded. WASH OF SOIL 239 long water-pits, which serve the double purpose of retainingwashed-away soil and rain, which would otherwise run off inthe drains. These pits are dug along the sloping ground, as illustratedin the sketch given overleaf. They cost per acre to dig outin Java, but the great drawback is that every heavy shower ofrain leaves them filled up with soil and they require continueddigging out.


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Photo credit: © The Reading Room / Alamy / Afripics
License: Licensed
Model Released: No

Keywords: ., bookcentury1900, bookdecade1910, bookidrubbertreebo, bookyear1913