. Improving crop yields by the use of dynamite . A DIFFICULT PROBLEM Although the tree had been cut from this stump for many years the stump was still comparatively solid THE LAST STAGE KEEPING UP THE FARM BREAKING UP ICE GORGESSTARTING LOG JAMSBREAKING UP LOG ROLLWAYS. KEEPING UP THE FARM AFTER a farm has been properly laid out and drained, withall buildings erected, roads graded and fences up; whenwells have been driven, fruit trees planted and subsoil blasted,there is still work to be done year by year, and in much of this workthe use of dynamite means a great saving of time and money. Itsu


. Improving crop yields by the use of dynamite . A DIFFICULT PROBLEM Although the tree had been cut from this stump for many years the stump was still comparatively solid THE LAST STAGE KEEPING UP THE FARM BREAKING UP ICE GORGESSTARTING LOG JAMSBREAKING UP LOG ROLLWAYS. KEEPING UP THE FARM AFTER a farm has been properly laid out and drained, withall buildings erected, roads graded and fences up; whenwells have been driven, fruit trees planted and subsoil blasted,there is still work to be done year by year, and in much of this workthe use of dynamite means a great saving of time and money. Itsuse for blasting up subsoil in land that is deteriorating, for blastingunder and between failing fruit trees, and for cleaning up occasionalstumps and boulders overlooked in the first clearing, has alreadybeen referred to. It is also necessary for keeping roads and ditchesin shape, and is indispensable in those parts of the country where icemay form gorges in the streams in the early spring. Unless thesegorges are promptly broken, great damage may be caused by thewater backing up behind them, sometimes overflowing farms andtowns, and carrying away buildings and bridges. Dynamite is also of great service in starting log jams, breakingup ** rollways,** etc., in the


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Keywords: ., bookcentury1900, bookdecade1910, bookidimp, booksubjectexplosives