<abstract xmlns="http://www.w3.org/1999/xhtml"><p>The aim of the study was to analyze the occurrence of segetal and ruderal weeds in young apple and cherry organic orchards, where weeds under tree canopies were controlled mechanically with a rototiller, and in conventional orchards, where post-emergence herbicides were used. The research material consisted of phytosociological relevés recorded according to the Braun-Blanquet method, in three organic and three conventional orchards, situated near Skierniewice (central Poland), in 2010-2013. On the basis of the collected source material, species composition for the synanthropic flora, as well as phytosociological stability, the cover factor, and weed infestation rate for the analysed species were determined. The total number of the recorded weeds and the average number of weed species in a single relevé were for each of the three organic orchards greater than for the conventional orchards. The organic orchard situated in the same location as the conventional orchard was characterized by a greater biodiversity of flora. Systematic shallow cultivation of the soil, without herbicide treatments, resulted in the proliferation of perennial weeds.</p></abstract>

The aim of the study was to analyze the occurrence of segetal and ruderal weeds in young apple and cherry organic orchards, where weeds under tree canopies were controlled mechanically with a rototiller, and in conventional orchards, where post-emergence herbicides were used. The research material consisted of phytosociological relevés recorded according to the Braun-Blanquet method, in three organic and three conventional orchards, situated near Skierniewice (central Poland), in 2010-2013. On the basis of the collected source material, species composition for the synanthropic flora, as well as phytosociological stability, the cover factor, and weed infestation rate for the analysed species were determined. The total number of the recorded weeds and the average number of weed species in a single relevé were for each of the three organic orchards greater than for the conventional orchards. The organic orchard situated in the same location as the conventional orchard was characterized by a greater biodiversity of flora. Systematic shallow cultivation of the soil, without herbicide treatments, resulted in the proliferation of perennial weeds.

Biodiversity Of Weed Communities In Organic And Conventional Orchards

Research Institute of Horticulture Konstytucji 3 Maja 1/3, 96-100 Skierniewice, Poland

Journal of Horticultural Research

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

{"article-title":"Biodiversity Of Weed Communities In Organic And Conventional Orchards"}

The aim of the study was to analyze the occurrence of segetal and ruderal weeds in young apple and cherry organic orchards, where weeds under tree canopies...

Biodiversity Of Weed Communities In Organic And Conventional Orchards

Published Online: Sep 23, 2015

Page range: 39 - 48

Received: Feb 01, 2015

Accepted: May 01, 2015

DOI: https://doi.org/10.2478/johr-2015-0006

Keywords
synanthropic flora, farming systems, apple and sour cherry trees, weed species

© Jerzy Lisek et al.

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Biodiversity Of Weed Communities In Organic And Conventional Orchards

Published Online: Sep 23, 2015

Page range: 39 - 48

Received: Feb 01, 2015

Accepted: May 01, 2015

DOI: https://doi.org/10.2478/johr-2015-0006

Keywordssynanthropic flora, farming systems, apple and sour cherry trees, weed species

© Jerzy Lisek et al.

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.

Keywords
synanthropic flora, farming systems, apple and sour cherry trees, weed species