 | Johann Otto Voigt - 1845 - 854 lehte
...found necessary, every three or four weeks, to cut off the old charred places and burn them again. In large healthy trees, abounding in balsam, they...the trees appear sickly the following season, one or several years respite is given them. (Roxb.) 2. angustifolius, W. and A. (pr. 1, p. 84. annot. —... | |
 | Edward Balfour - 1871 - 1146 lehte
...best trees during the season is said to be sometimes forty gallons. It i« found necessary every week to cut off the old charred surfaces and burn it afresh....a second notch in some other part of the tree and clear it as at first : these operations are performed during the months of November, December, January... | |
 | Mordecai Cubitt Cooke - 1874 - 172 lehte
...trees during the season is said to be sometimes 40 gallons. It is found necessary every three or four weeks to cut off the old charred surfaces and burn...during the months of November, December, January, arid February. Should any of the trees appear sickly the following season, one or more years' respite... | |
 | Daniel Hanbury - 1876 - 594 lehte
...tree, near the earth (say about 30 inches from the ground), where a fire is kept up until the wood is charred, soon after which the liquid begins to...December, January, and February. Should any of the 1 Flora Iiidica (ed. Carey), vol. ii. p. 613. trees appear sickly the following season, one or more... | |
 | Daniel Hanbury - 1876 - 576 lehte
...tree, near the earth (say about 30 inches from the ground), where a h're is kept up until the wood is charred, soon after which the liquid begins to...December, January, and February. Should any of the 1 Flora Indiea (ed. Carey), vol. ii. p. <U3. trees appear sickly the following season, one or more... | |
 | Sir George Watt - 1890 - 550 lehte
...forty gallons. It is found necessary, every three or four weeks, to cut off the old charred surface, and burn' it afresh ; in large healthy trees abounding...the trees appear sickly the following season, one or two more years' respite is given them." Lieut. Hawkes published, in his report on the Oils shown at... | |
 | 1894 - 848 lehte
...necessary, every three or four weeks, to cut off the old charred surface and burn it afresh ; in la/ge healthy trees abounding in balsam, they even cut a...and February. Should any of the trees appear sickly in the following season, one or two more years' respite is given them.'' Lieut. Hawkes published, in... | |
 | 1895 - 710 lehte
...It is found necessary, every three or four weeks, to cut off the old charred surfaces, and burn them afresh ; in large, healthy trees abounding in balsam,...char it as the first. These operations are performed from November to February. Should any of the trees appear sickly the following season, one or more... | |
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It is found necessary, every 3 or 4 weeks, to cut off the old charred surfaces and burn it afresh ; in large healthy trees abounding in balsam, they even cut a second notch in some other part of the tree, and char it as the first. " These operations are... 