Results 21 to 30 of about 20,373 (215)

Changes in weed infestations on plantations of sugar beet (Beta vulgaris L. subsp. vulgaris) cultivated on black soil near Wrocław in 1989–1995 and 2006–2012

open access: yesActa Agrobotanica, 2016
Field studies were carried out in 1989–1995 and 2006–2012 on plantations of sugar beet (Beta vulgaris L. subsp. vulgaris). During this period, 542 phytosociological relevés were made using the Braun-Blanquet method.
Krzysztof Domaradzki   +1 more
doaj   +1 more source

Investigating the selectivity of weed harrowing with new methods [PDF]

open access: yes, 2008
In six field experiments it was investigated whether row spacing, timing, direction and orientation of post-emergence weed harrowing in spring barley influenced the selectivity and whether it is important that increasing intensities of harrowing are ...
Böhrnsen   +24 more
core   +1 more source

Biodiversity of the Indian Desert and it´s value [PDF]

open access: yes, 2001
The state of Rajasthan is situated between 23º3’ and 30º12’ N latitude and 69º30’ and 78º17’ E longitude . The total land area of the state is about 3,24,239 km²out of which about 1,98,100 km² is arid and the rest semi arid.
Kotia, Amit, Kumar, Ashwani
core   +2 more sources

Reaction of some weed species to herbicides in sugar beet cultivation

open access: yesActa Agrobotanica, 2013
In the years 1975-1980, on the Experimental Farm Chylice fields of the Warsaw Agricultural University, herbicide activity was evaluated on commonly appearing weed species in sugar beet cultivation.
H. Domańska   +3 more
doaj   +1 more source

Differences between Chenopodium quinoa and the weed Chenopodium album [PDF]

open access: yes, 2003
A experimentação pioneira com Chenopodium quinoa Willd tem demonstrado sua adaptabilidade à produção de grãos no cerrado. Seus frutos, do tipo aquênio, são cilíndricos, achatados e germinam rapidamente na presença de umidade, após a maturação fisiológica.
Nasser, Luiz Carlos Bhering   +2 more
core   +1 more source

First adaptation of quinoa in the Bhutanese mountain agriculture systems [PDF]

open access: yes, 2020
Bhutan represents typical mountain agriculture farming systems with unique challenges. The agriculture production systems under environmental constraints are typical of small-scale agricultural subsistence systems related to family farming in the ...
Bazile, Didier, Katwal, Tirtha Bdr
core   +2 more sources

Rheological, structural and thermal characteristics of protein isolates obtained from album (Chenopodium album) and quinoa (Chenopodium quinoa) seeds

open access: yesFood Hydrocolloids for Health, 2021
This study was carried out to examine the structural, rheological and thermal characteristics of protein isolates extracted from album and quinoa seeds.
Nisar A. Mir   +2 more
doaj   +1 more source

Evaluation of Broadleaf Weeds Control with Selectivity of Post-Emergence Herbicides in Sugar Beet (<i>Beta vulgaris</i> L.)

open access: yesNotulae Scientia Biologicae, 2014
The reduction of herbicide applications is a main research priority in recent years. In order to study the effect of individual post-emergence application of sugar beet broad-leaf herbicides at four to six true-leaf stage of weeds, experiments were ...
Ali Asghar CHITBAND   +4 more
doaj   +1 more source

Interactions between pre- and post-emergence weed harrowing in spring cereals [PDF]

open access: yes, 2012
Pre- and post-emergence weed harrowing were studied in spring cereals in different environments and with two types of harrows in Norway during 2004–2006.
Brandsæter, Lars O.   +2 more
core   +1 more source

Do Tillage Methods Affect Germination and Species Similarity of Soil Weed Seeds Bank?

open access: yesActa Technologica Agriculturae, 2015
Cultural practices such as tillage used for crop production influence the composition of the weed seed bank in the soil. In order to investigate the effects of different tillage methods on seed bank properties, species diversity and similarity, two ...
Shahgholi Hassan   +4 more
doaj   +1 more source

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