Results 91 to 100 of about 199,629 (203)

Incidence of soil N fertility on the performance of organic forage legume-wheat mixtures. [PDF]

open access: yes, 2010
One of the key issues of organic arable systems is to bring enough nitrogen in the crop rotation to ensure satisfying crop nutrition. Wheat yield in organic agriculture are generally low and variable.
Amosse, Camille   +3 more
core  

Brassica cover crops for weed control in organic vegetable production [PDF]

open access: yes, 2005
Cover crops (or green manures) are commonly used by organic vegetable growers for soil fertility building and other benefits including weed control.
Cerrai, D.   +3 more
core  

Modelo de la dinámica poblacional de Anoda cristata en un cultivo de soja resistente a glifosato bajo diferentes sistemas de manejo [PDF]

open access: yes, 2007
Se desarrolló un modelo de simulación de la dinámica del banco de semillas de Anoda cristata (L.) Schlecht en un cultivo de soja. El modelo considera distintas estrategias de manejo: ausencia de control, control con la dosis recomendada y con la mitad de
Orioli, Gustavo Adolfo   +3 more
core   +1 more source

Quantifying shrub encroachment through soil seed bank analysis in the Ethiopian highlands. [PDF]

open access: yesPLoS One, 2023
Chengere SA   +5 more
europepmc   +1 more source

Short-term Response of Holcus lanatus L. (Common Velvetgrass) to Chemical and Manual Control at Yosemite National Park, USA [PDF]

open access: yes, 2015
One of the highest priority invasive species at both Yosemite and Sequoia and Kings Canyon national parks is Holcus lanatus L. (common velvetgrass), a perennial bunchgrass that invades mid-elevation montane meadows.
Brooks, Matthew L.   +3 more
core   +1 more source

The Analysis and Interpretation of Seedling Recruitment Curves [PDF]

open access: yes, 1993
We derive spatially explicit population models for the interaction between a species of annual plant and a community of perennial species. The models are used to explore the conditions for persistence of the annual in both a constant and a stochastic ...
Rees, M., Long, M.J.
core  

Soil Seed Bank and Natural Regeneration of Trees

open access: yesJournal of Sustainable Development, 2016
The current trend of natural resources utilization, such as soils is getting incompatible with the natural, biological, physical and chemical processes of ecosystems. Excessive pressure of increasing agricultural production has exerted a negative impact on soil and its associated resources development.
openaire   +1 more source

Weed problems and possibilities for their control in salix for biomass [PDF]

open access: yes, 2012
Salix is a dedicated arable bioenergy crop that is presently grown on 12,000 ha in Sweden. It has probably the best environmental profile among the arable bioenergy crops grown in Sweden partly because neither fungicides nor insecticides are used in the ...
Albertsson, Johannes
core  

Explorer la banque de graines du sol pour mieux comprendre la dynamique de régénération des forêts tropicales africaines (synthèse bibliographique)

open access: yesBiotechnologie, Agronomie, Société et Environnement, 2014
Exploring the soil seed bank in order to gain a better understanding of the regeneration dynamic of African tropical forests. A review. The soil seed bank of the African moist forest has been very little studied in spite of the important role that it ...
Douh, C.   +4 more
doaj  

Synergistic adaptation strategies involving aboveground vegetation and the soil seed bank in the Gurbantunggut Desert

open access: yesGlobal Ecology and Conservation
The sustainability of desert ecology depends on synergistic changes in the aboveground and soil seed banks. To explain this process, we undertook fieldwork in the largest fixed-semifixed desert in China, the Gurbantunggut Desert.
Yaxuan Liu   +5 more
doaj   +1 more source

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