 | 1934 - 128 páginas
Poplars and Willows on the World Wide Web . Identifies Poplar and Willow resources on the Web . Materials are organized into : General information , Breeding , Commercial and industrial uses , Nurseries and breeders , Lumber and ... | |
 | 28 páginas
For entrance and logging of the larger sections of swamps land , a system of canals could be established . This is standard practice in the Delta region of Argentina where at the time of planting poplars and willows for pulp and paper ... | |
 | 24 páginas
With fast growing species , this regular harvesting of the crop widely developed in western Europe ; in Holland , France , Italy , Britain and elsewhere , willows and poplars are cultivated on just these lines . | |
 | 54 páginas
26 refs .; Summary ( En ) . eucalyptus ; eucalyptus grandis ; termites ; india / animal ecology 3275 - Poplars ( Populus spp . ) 86-008628 [ The insects of poplar in Belgium ... XF populus ; pest insects 3288 - Willows ( Salix spp . ) ... | |
 | 1975 - 116 páginas
1972 . ( 977 - SHEIKH , M. I. y HUSSAIN , R. W. Poplar clonal trials in west Pakistan an interim re- Pakistan Journal of Forestry 22 ( 3 ) : 301-322 . 1972 . port . ( 978 - Willow ( Salix spp . ) propagation new technique . | |
 | 78 páginas
Winter injury versus disease ( Abstract ) PytopaKUNTS , J.E. , & RIKER , A.J. in Wisconsin poplar planting . thology 39 ( 1 ) ... salicina ( Canker and die - back of willow caused / respecti vely / by .. galligena and C. salicina ) . | |
 | 286 páginas
Energy farms , raising of biomass ( willow , sycamcre , kenaf , algae , and cther sources ) tor energy rescurces . ... Experiments and studies concerning the cultivation of fast - growing clones such as poplar and sallow suitable for ... | |
| |
