The Forester: A Practical Treatise on British Forestry and Arboriculture for Landowners, Land Agents, and Foresters, Volum 2W. Blackwood and Sons, 1905 |
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Side vi
... Moths - III . Membrane - winged insects - IV . Flies and gnats - V . Half - winged insects - VI . Straight - winged insects . Extent of damage The prolificness of injurious insects Natural checks to increase Prevention of insect ...
... Moths - III . Membrane - winged insects - IV . Flies and gnats - V . Half - winged insects - VI . Straight - winged insects . Extent of damage The prolificness of injurious insects Natural checks to increase Prevention of insect ...
Side xii
... 66 · 137. A sample - plot ringed with bands of patent tar to ascertain if the Nun - moth ( Liparis monacha ) is present in the woods ( near Dresden , Saxony , 1900 ) 66 143. The Elm - bark Beetle ( Scolytus destructor )
... 66 · 137. A sample - plot ringed with bands of patent tar to ascertain if the Nun - moth ( Liparis monacha ) is present in the woods ( near Dresden , Saxony , 1900 ) 66 143. The Elm - bark Beetle ( Scolytus destructor )
Side xiii
... Moth 110 160. Part of Pine - branch , showing damage done by caterpillars of the Pine Geometer - Moth ( Fidonia piniaria ) 112 161. The Oak Leaf - roller Moth ( Tortrix viridana ) 114 162. The Larch Mining - Moth ( Coleophora laricella ) ...
... Moth 110 160. Part of Pine - branch , showing damage done by caterpillars of the Pine Geometer - Moth ( Fidonia piniaria ) 112 161. The Oak Leaf - roller Moth ( Tortrix viridana ) 114 162. The Larch Mining - Moth ( Coleophora laricella ) ...
Side 45
... moths ) . Of the sea - birds which come inland for breeding purposes , gulls gen- erally , and the Brown- or Black ... Moth or Oak - spinner ( Cnetho- campa processionea ) in Germany , Prof. Altum found no less than ninety - seven ...
... moths ) . Of the sea - birds which come inland for breeding purposes , gulls gen- erally , and the Brown- or Black ... Moth or Oak - spinner ( Cnetho- campa processionea ) in Germany , Prof. Altum found no less than ninety - seven ...
Side 54
... moths ( those of spanners have only ten , and a few mining - moths have none ) are called caterpillars ; the eighteen- to twenty - two - footed larvæ of sawflies with their tail- like extremities are named tailed caterpillars ; while ...
... moths ( those of spanners have only ten , and a few mining - moths have none ) are called caterpillars ; the eighteen- to twenty - two - footed larvæ of sawflies with their tail- like extremities are named tailed caterpillars ; while ...
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The Forester: A Practical Treatise on British Forestry and ..., Volum 2 John Nisbet Uten tilgangsbegrensning - 1925 |
Vanlige uttrykk og setninger
acre age-classes annual falls annual rings antennæ attacks autumn Average Yield Tables bark basal area Beech beetles Birch branches Britain broad-leaved trees calculated cambium caterpillars cent Cockchafer compartments conidia conifer crops conifers coppice copse cubic contents damage destructive diameter disease Douglas Fir eggs estimated favourable feed felled felling-series foliage forestry forests frost fungi fungus girth ground growing grubs height hibernate highwoods inch long injurious insects kind of tree land Larch large numbers larva larvæ Life-history mature measured method moths mycelium natural regeneration needles normal growing-stock nurseries percentage plants poles Poplar produced protection pupa pupate rate of growth roots rotation saprophytic sapwood scheme of management Scots Pine seedlings shoots Silver Fir soil and situation species spores sporophores spring Spruce stem sylvicultural thinnings timber timber-crops twigs usually weeds whole wind windfall wing-cases winter woodlands working-circle working-plan young plantations
Populære avsnitt
Side 392 - means any land used as arable meadow or pasture ground only, land used for a plantation or a wood or for...
Side 392 - If the land is used only for a plantation or a wood, the value shall be estimated as if the land, instead of being a plantation or a wood, were let and occupied in its natural and unimproved state.
Side 392 - ... such lands and heritages might in their natural state be reasonably expected to let from year to year as pasture or grazing lands...