Results 51 to 60 of about 1,084,652 (246)

Avaliação da diversidade de plantas espontâneas e a densidade de ácaros predadores em cultivo de pinhão-manso. [PDF]

open access: yes, 2013
A vegetação espontânea possui importantes funções ecológicas para os agroecossistemas, principalmente ligadas ao fornecimento de recursos para a manutenção dos inimigos naturais. O objetivo com este trabalho é avaliar a diversidade de plantas espontâneas
Cruz, Wilton Pires da   +4 more
core  

Arbuscular mycorrhiza in the urban jungle: Glomeromycotina communities of the dominant city tree across Amsterdam

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Trees in cities provide a great number of benefits to people and nature, but they are challenged by harsh conditions. Trees rely on helpful fungi in their roots to get essential nutrients from the soil, but we do not know which of these fungi are resistant to city landscapes.
Casper T. Verbeek   +2 more
wiley   +1 more source

Selección de plantas superiores de banano Gros Michel (AAA) en asocio caféárboles en cuatro fincas de la comunidad Yasica Sur San Ramón, Matagalpa, II semestre del año 2013 [PDF]

open access: yes, 2014
La presente investigación se realizó en la comunidad de Yasica Sur- municipio San Ramón Matagalpa durante el año 2013-2014, la muestra se constituyó con cuatro productores que poseen asocio de bananos, café y árboles forestales.
Amador Suarez, Cristina del Socorro   +1 more
core  

Influência da palhada de gramíneas forrageiras sobre o desenvolvimento da planta de milho e das plantas daninhas. [PDF]

open access: yes, 2016
Avaliou-se o efeito da palhada de gramíneas forrageiras (capim braquiarão, milheto e sorgo forrageiro) sobre o desenvolvimento da planta de milho e das plantas daninhas, em experimento realizado na Embrapa Milho e Sorgo, no período de março de 2006 a ...
FRANÇA, A. G.   +4 more
core   +1 more source

Synergistic efforts in specimen digitisation, curation and cataloguing of Brazil's megadiverse flora and funga

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
The advancement of digital technologies has brought a rapid global information exchange, impacting all areas of our lives. This also applies to science. Knowledge, conservation and scientific innovation on global biodiversity are being strengthened and disseminated at unprecedented scales.
Ana Flávia Alves Versiane   +9 more
wiley   +1 more source

Prácticas agrícolas y consecuencias genéticas que permitieron una mejor adaptación de los indígenas a la Amazonía Colombiana Agricultural practices and indigenous tribes adaptation to the Colombian Amazonia

open access: yesAgronomía Colombiana, 1988
Se revisa en este trabajo la domesticación de plantas por parte de las comunidades indígenas Andoque, Puinave y Ticunas; incluidos dentro de los más conocidos de los numerosos grupos etno-lingüísticos de la Amazonía Colombiana. Las selecciones realizadas
Arguello Arias Heliodoro
doaj  

Hurdles to overcome to achieve biostimulant‐driven, low chemical input crop production

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Crop production requires considerable chemical inputs that result in significant greenhouse gas emissions and other environmental costs. Biostimulants are natural agents, such as microorganisms or seaweed, applied to plants and soil to stimulate plant growth and reduce chemical inputs. Biostimulant use is rapidly increasing globally, but hurdles remain,
Wolfram Buss   +6 more
wiley   +1 more source

Evaluation of the anthelmintic activity and toxicity of an aqueous extract of Chenopodium ambrosioides in goats

open access: yesBrazilian Journal of Veterinary Medicine, 2016
O objetivo deste estudo foi avaliar a atividade anti-helmíntica do extrato aquoso (EA) de Chenopodium ambrosioides sobre nematoides gastrintestinais de caprinos (NGIs) e seus efeitos tóxicos.
Gisele Dias da Silva   +6 more
doaj  

Rápido movimiento de plantas exóticas en la zona central de Chile. Una reconstrucción a través de evidencia histórica y palinológica.

open access: yesBoletín de la Sociedad Argentina de Botánica, 2017
Para comprender la dinámica de las comunidades vegetales que conforman actualmente a la zona central de Chile, se realizó un análisis polínico-sedimentario que diferenció entre taxones nativos y exóticos.
P. Vargas   +3 more
doaj   +1 more source

A framework linking silicon fertilisation, plant silicification and soil carbon cycling

open access: yesPLANTS, PEOPLE, PLANET, EarlyView.
Soil organic carbon (SOC) is vital for soil health, food security, and climate change mitigation. We reviewed how silicon (Si) fertilisers, commonly used to improve plant health, may also influence SOC dynamics. We developed a framework linking Si and SOC and discussed the possibility of Si‐mediated plant changes contributing to SOC sequestration.
Xuqing Li   +2 more
wiley   +1 more source

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