Results 141 to 150 of about 63,188 (307)

Productivity of sunflower hybrids depending on sowing dates

open access: yesInterConf
Today, sunflower is the main oilseed crop in Ukraine, and its cultivation area is constantly growing due to the high demand for seeds for the processing industry. However, the increase in production volumes is possible not only due to the expansion of the area, but also due to the introduction of the latest hybrids with high productivity potential and ...
О. Trembitska   +4 more
openaire   +1 more source

Determining frequencies of fungicide resistance in Leptosphaeria maculans that render demethylation inhibitor fungicides ineffective in the field

open access: yesPest Management Science, EarlyView.
As little as 1–10% of the population is needed to be resistant for demethylation inhibitor fungicides to be rendered ineffective. Following a single round of selection, the frequency increases by more than 15% with limited fitness penalty detected when no selection is present.
Alec J McCallum   +5 more
wiley   +1 more source

Simulation of winter wheat response to variable sowing dates and densities in a high-yielding environment. [PDF]

open access: yesJ Exp Bot, 2022
Dueri S   +52 more
europepmc   +1 more source

Using legume-based mixtures to enhance the nitrogen use efficiency and economic viability of cropping systems - Final report (LK09106/HGCA3447) [PDF]

open access: yes, 2013
As costs for mineral fertilisers rise, legume-based leys are recognised as a potential alternative nitrogen source for crops. Here we demonstrate that including species-rich legume-based leys in rotations helps to maximise synergies between agricultural ...
Baddeley, J. A.   +19 more
core  

Larval antibiosis to cabbage stem flea beetle (Psylliodes chrysocephala) is absent within oilseed rape (Brassica napus)

open access: yesPest Management Science, EarlyView.
We screened a panel of 98 Brassicaceae genotypes (97 Brassica napus and 1 Sinapis alba) for cabbage stem flea beetle (Psylliodes chrysocephala) larval antibiosis. We found limited evidence for antibiosis across B. napus but consistent antibiosis in S. alba. Brassicaceae relatives may therefore better inform resistance traits for breeding.
Ryan E Brock   +3 more
wiley   +1 more source

Phenological responses of irrigated rice in the Sahel [PDF]

open access: yes, 2011
Worldwide rising temperatures are already being observed and are expected to increase within the next decades. In the Sahel cool periods cause yield losses due to spikelet sterility in late sown rice and thus Sahelian rice production systems might ...
Asch, Folkard   +5 more
core  

Analysis of glutamine synthetase target‐site mutations and their role in endowing glufosinate‐ammonium resistance

open access: yesPest Management Science, EarlyView.
GS2.2 G255D mutation conferred enzyme‐level glufosinate insensitivity but no whole‐plant resistance, showing trade‐offs between catalytic function and herbicide binding and providing a baseline for future studies on target‐site glufosinate resistance.
Aimone Porri   +8 more
wiley   +1 more source

Latitude effect on the development of photoperiodic sensitive sorghum [PDF]

open access: yes, 2011
Matching phenology with favourable abiotic and biotic conditions is a prerequisite for good varietal adaptation. That is particularly important in a context of climate change because the temperature increase is likely to modify the precocity of the ...
Abdulai, Lansah   +5 more
core  

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