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165 104 (0,173s)

Výsledek výzkumu

Could we apprehend an increase of pests number with the coincidental changes of our landscape?

Structural changes of our landscape and the climatic change can be the cause of species spectrum changes and importance of plant pests. These questions are briefly discussed in the contribution. The changes

GF - Choroby, škůdci, plevely a ochrana rostlin

  • 2008
  • D
Výsledek výzkumu

Effect of changes in climate on species composition of weeds

This paper deals with the changes of the weed species spectrum mainly on arable land. Described are species that become significant weeds due to climate change. The factors that affect the species spectrum...

Agronomy, plant breeding and plant protection; (Agricultural biotechnology to be 4.4)

  • 2018
  • O
Výsledek výzkumu

The change of species structure of weed communities influenced by flood.

The change of species structure of weed communities influenced by flood is described.

GF - Choroby, škůdci, plevely a ochrana rostlin

  • 2000
  • D
Výsledek výzkumu

Expansive species in the Czech flora and associated landscape changes

Specieal issue of the journal concerning expansive species in the Czech flora and associated landscape changes.

EF - Botanika

  • 2003
  • Jx
Výsledek výzkumu

Does species composition of field crop pests change and how many from their is important?

Analysis, if does species composition of field crop pests change and how many from their is important.

GF - Choroby, škůdci, plevely a ochrana rostlin

  • 2007
  • Jx
Výsledek výzkumu

Influence of possible climat changes on species composition of our forests

The increasing volume of CO2 does not necessserilly mean climatic changes. The interference between climate and species composition is described....

GK - Lesnictví

  • 2002
  • Jx
Výsledek výzkumu

Modification of species composition in pine stands

Species change and transformation of pine stands are generally realized by under plantings. Increment losses of the pine stands are low. With lowering site characteristics costs for species change increased....

GK - Lesnictví

  • 2006
  • O
Výsledek výzkumu

History of forest and biodiversity development via sample of occurence of species from Cerambycidae family

With changes in forestry and tree species composition the occurrence of beetles linked with tree species is changed as well. The occurrence till 1960 and since 1960 the most. However very intensive changes...

GK - Lesnictví

  • 2006
  • D
Výsledek výzkumu

Changes in weed communities

The work discusses the changes in the species spectrum of weeds, which was influenced throughout history by the development of agriculture....

Agronomy, plant breeding and plant protection; (Agricultural biotechnology to be 4.4)

  • 2023
  • O
Výsledek výzkumu

Pronounced turnover of vascular plant species in Central European arable fields over 90 years

We studied changes in vascular plant species occurring in Central European (archaeophyte, neophyte) status, and species affinity to arable habitats to assess changes, with a median occupancy change of 0.1 ...

Ecology

  • 2024
  • Jimp
  • Odkaz
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