 | Edward Daniel Clarke - 1824 - 630 страници
...a marsh or bog; because the roots of the^r, from which tar is principally extracted, are always the most productive in such places. A conical cavity is...hill); and the roots of the fir, together with logs or billets of the same, being neatly trussed into a stack of the same conical shape, are let into this... | |
 | Elizabeth Kent (botanist.) - 1825 - 466 страници
...Fir-tree ; a mode, he says, exactly similar with that of the ancient Greeks : " A conical cavity is made in the ground, generally in the side of a bank...hill, and the roots of the Fir, together with logs or billets of the same, being neatly trussed into a stack of the same conical shape, are let into this... | |
 | 1829 - 446 страници
...marsh or bog; because the roots of the fir, from which tar is principally extracted, are always the most productive in such places. A conical cavity is...hill) ; and the roots of the fir, together with logs or billets of the same, being neatly trussed into a stack of the same conical shape, are let into this... | |
 | 1830 - 438 страници
...marsh or bog ; because the roots of the fir, from which tar is principally extracted, are always the most productive in such places. A conical cavity is...hill) ; and the roots of the fir, together with logs or billets of the same, being neatly trussed into a stack of the same conical shape, are let into this... | |
 | Charles Williams - 1833 - 300 страници
...marsh or bog ; because the roots of the fir, from which tar is principally extracted, are always the most productive in such places. A conical cavity is...hill), and the roots of the fir, together with logs or billets of the same, being neatly trussed into a stack of the same conical shape, are let into this... | |
 | Lapland - 1835 - 186 страници
...from which tar is principally extracted, are always the most productive in such places. A rather deep cavity is then made in the ground, generally in the...of the fir, together with logs and billets of the wood from the tree, being neatly trussed into a stack of the same size and shape as the hole made to... | |
 | John Claudius Loudon - 1838 - 680 страници
...the process is in a forest near to a marsh or bog ; because the roots of the Scotch pine, from which tar is principally extracted, are always most productive...the side of a bank or sloping hill) ; and the roots together with logs and billets of the wood, being neatly trussed in a stack of the same conical shape,... | |
 | William Rhind - 1841 - 756 страници
...marsh or bog; because the roots of the fir, from which tar is principally extracted, are always the most productive in such places. A conical cavity is...hill); and the roots of the fir, together with logs or billets of the same, being neatly trussed into a stack of the same conical shape, are let into this... | |
 | Jonathan Pereira - 1842 - 1144 страници
...principally extracted, are always mo* productive in such places. A conical cavity is then made in tin ground (generally in the side of a bank or sloping hill) ; and tht roots of the fir, together with logs and billets of the same, beinf neatly trussed in a stack of... | |
 | 1853 - 632 страници
...Clarke : — " The situation most favourable is in a forest near to a marsh or bog, because the roots are always most productive in such places. A conical cavity is then made in the ground, and the roots of the fir, together with logs and billets of the same, neatly trussed in a stack of... | |
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... most productive in such places. A conical cavity is then made in the ground (generally in the side of a bank or sloping hill) ; and the roots of the fir, together with logs... 
