Phytosanitary Status of Wheat Crops in Northeastern Bulgaria

نویسندگان

چکیده

In the present work, results of a survey wheat crops in area IASS "Obraztsov chiflik" – Ruse are presented. The study was carried out during period 2018-2021, at experimental field institute, according to accepted methods for weed infestation, species composition entomofauna and economically important diseases. aim is determine weeds, diseases insect pest under relevant agro-climatic conditions. Weed differed by year, with total 15 from 10 families recorded. Veronica agrestis L., Lamium purpureum Anthemis arvensis Convolvulus L. Cirsium arvense ubiquitous surveyed crop. Insects belonging orders Coleoptera, Diptera, Hemiptera, Homoptera, Hymenoptera, Lepidoptera, Neuroptera Orthoptera were identified. proportion which belonged three years culture. number insects detected test varied on average (CV=15.63%) 373 pcs. 2019, 280 2020 372 2021. During period, 3 fungal pathogens genera Puccinia, Erysiphe Septoria development Puccinia within acceptable limits SEV scale (from 10% 25%). Massive pathogen sp. observed, affected plant reaching up 65%, scale.

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ژورنال

عنوان ژورنال: Uluslararas? tar?m ara?t?rmalar?nda yenilikçi yakla??mlar dergisi

سال: 2023

ISSN: ['2602-4772']

DOI: https://doi.org/10.29329/ijiaar.2023.568.3