Results 31 to 40 of about 12,816 (219)

Efeitos de três herbicidas pós-emergentes aplicados em diferentes horas do dia sobre ervas daninhas e plantas de soja [Glycine max (L.) Merrill] Effects of three post-emergence herbicides applied at various day times on weeds and soybean plants [Glycine max (L.) Merrill]

open access: yesPlanta Daninha, 1980
O presente trabalho foi realizado na Estação Experimental Agronômica da UFRGS em 1978/79, com o objetivo de determinar a influência das condições ambientais ocorrentes em cinco horários de aplicação sobre três herbicidas pós-emergentes pulverizados sobre
D.L.P. Gazziero, N.G. Fleck
doaj   +1 more source

Dinâmica populacional de plantas daninhas na cultura do milho em função de adubação e manejo. [PDF]

open access: yes, 2011
O objetivo do trabalho foi avaliar o estabelecimento populacional das comunidades das plantas daninhas, durante seis anos agrícolas consecutivos de milho cultivado no sistema plantio direto orgânico e tradicional, intermediado por um sistema de plantio ...
Corrêa, Maria Lita Padinha   +4 more
core   +3 more sources

Stress Response of Bidens pilosa L. to Uranium in Soil Influenced by Chelating Agents and Its Mechanism

open access: yesYuanzineng kexue jishu
Phytoremediation is an environmentally friendly and highly promising method for soil remediation, with the core issue being the selection of suitable plants and applicable conditions.
WU Renjie1, 2, , LIU Yi1, , LI Jianguo2, ,
doaj   +1 more source

Classification of Bidens in wheat farms [PDF]

open access: yes, 2008
Bidens pilosa L (commonly known as cobbler's peg) is an annual broad leaf weed widely distributed in tropical and subtropical regions of the world and is reported to be a weed of 31 crops including wheat. Automatic detection of Bidens in wheat farms is a
Dissanayake, G   +4 more
core   +1 more source

Bidens pilosa L.: BOTANI, MANFAAT DAN BIOAKTIVITASNYA

open access: yesPro-Life, 2021
Bidens pilosa belonging Asteraceae has been long used by humans as food and traditional medicine. This study aims to explain the relationship between utilization and bioactivity of B. pilosa. The method writing this article is a literature study of the benefits and bioactivity of B. pilosa which is published online on google scholar.
Marina Silalahi   +2 more
openaire   +1 more source

A survey of selected coastal vegetation communities of Florida [PDF]

open access: yes, 1977
A survey of coastal vegetation around Florida was conducted during 1973 and 1974. Seventeen sites were selected and sampled using the transect method to determine species occurrence, relative densities, and habitat development and structure.
Carlton, Jedfrey M.
core  

Fendioxypyracil, a new and systemic PPO‐inhibiting herbicide for X‐spectrum weed control

open access: yesPest Management Science, EarlyView.
This graphical abstract presents the discovery and synthesis of PPO herbicide structures with a central pyridine core, showing molecular conformations, dose–response inhibition curves for PPO1 and PPO2, and comparative weed and grass control efficacy of fendioxypyracil versus other herbicides in greenhouse and field trials.
Tobias Seiser   +8 more
wiley   +1 more source

Unraveling the reproductive potential of selected flavonoids in Biden pilosa: A comprehensive review

open access: yesPhytomedicine Plus
Bidens pilosa is a medicinal plant that has gained lots of attention for its potential use in treating various health conditions including reproductive disorders.
Ismahil Adekunle Adeniyi   +3 more
doaj   +1 more source

Ethnobotanical survey of pesticidal plants used in South Uganda : case study of Masaka district [PDF]

open access: yes, 2011
Use of synthetic pesticides in developing countries is not only limited by their being expensive but also the small (uneconomic) fields whose limited production costs cannot offset costs of agricultural implements like agro-chemicals. Subsistence farmers,
Charles, Kudamba   +3 more
core  

Early Assessment of the Invasiveness of the Alien Plant Vernonia amygdalina Del. Introduced in China

open access: yesEcology and Evolution, Volume 16, Issue 4, April 2026.
This study evaluates the invasion potential of Vernonia amygdalina by synthesizing evidence on its taxonomic background, morphological and life‐history traits, reproductive strategies, allelopathic effects, defense mechanisms, climatic suitability, and human‐mediated introduction and cultivation practices.
Lei Gao   +3 more
wiley   +1 more source

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