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Changes in weed species spectrum of perennial weeds on arable land, meadows and pastures
expansion perennial weeds
2015/3/3
Occurrence of selected perennial weeds has been monitored at control sites across the Czech Republic since 1989, and trends of their occurrence have been evaluated. The monitoring has been aimed mainl...
Effect of perennial grasses ploughed in as green manure on the occurence of net blotch in spring barley
perennial grasses Drechslera teres net blotch disease incidence severity spring barley
2010/1/19
Effect of perennial grasses ploughed in as green manure on the occurence of net blotch in spring barley.
Perennial weed control by two layer ploughing
perennial weeds weediness organic agriculture two layer ploughing
2010/1/19
Experiments on methods of perennial weed control were carried out at the
organic farm of Lithuanian University of Agriculture in the period 2002-2003. The aim of the
work was to investigate the in...
Influence of shading and cutting down processing to the organogenesis of several native perennial weeds
native perennial weeds shading cutting down processing
2009/3/10
Influence of shading and cutting down processing to the organogenesis of several native perennial weeds.