FRI Bulletin, Issues 155-158The Institute, 1990 - Forests and forestry |
Contents
Biological control of plants a review of generalisations rules and principles | xv |
History and protocols for biological control of weeds in New Zealand | xxxi |
The role of biological control in longterm management of gorse in New Zealand | xxxviii |
15 other sections not shown
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Common terms and phrases
Agriculture allelopathy application Australia Balneaves bare-rooted seedlings biocontrol biological control bracken burning chemical competition conifer control agents Control of Weeds coppice costs crop cultivation cuttings diameter Douglas fir Ecological effects establishment eucalypt fern fertiliser FIGURE foliar forest managers Forest Research Institute Forestry Science FRI Bulletin fungi genetic germination gorse grass grazing growing harvesting hectare height growth herbicides improved increase initial stocking insects Journal of Forestry kg/ha land levels Menzies methods Ministry of Forestry mounds mycoherbicides nitrogen North Island nursery nutrient operations pampas pathogens Pinus radiata plantation planting stock potential problem Proceedings production programme pruning radiata pine reduced regeneration regime root rotation Rotorua seed seedlings silvicultural Sitka spruce soil species spray stand stem stems/ha stock types survival Symposium Table techniques treatments trees trial vegetation weed control white mustard white spruce Zabkiewicz Zealand Forest Service Zealand Journal