Results 31 to 40 of about 8,368 (222)

Response of winter oilseed rape to differentiated foliar fertilisation

open access: yesAgricultural and Food Science, 2021
This article presents results of a three-year field experiment laid out on medium textured soil, in north-eastern Poland. Winter oilseed rape was sprayed with foliar fertilisers AgravitaActive 48 (AA48) - NPK 8:8.7:16.6 and AgravitaActive70 (AA70 ...
Piotr Żarczyński   +3 more
doaj   +1 more source

Oilseed rape and bronchial reactivity. [PDF]

open access: yesOccupational and Environmental Medicine, 1995
OBJECTIVES--To investigate atopy and changes in symptoms, peak flow rate, and bronchial reactivity in people complaining of symptoms during the oilseed rape flowering season. METHODS--37 people who had given positive answers to questions about the presence of symptoms in relation to the flowering season of oilseed rape and 24 controls with no such ...
A, Soutar   +3 more
openaire   +2 more sources

Evaluation of Yield and Yield Components of Oilseed Rape in the Wheat-Oilseed Rape Strip Intercropping Influenced by Chemical and Biological Fertilizers [PDF]

open access: yesIkufīziyuluzhī-i Giyāhān-i Zirā̒ī, 2015
To evaluate the effects of wheat (Triticum aestivum) and oilseed rape (Brassica napus) strip intercropping on yield components, seed and biological yields of oilseed rape, field experiments were carried out as factorial based on randomized complete block
R Amirmardfar   +5 more
doaj  

Interrelationships among oilseed rape (Brassica napus L.) grain yield and weed growth under different nitrogen levels [PDF]

open access: yesIran Agricultural Research, 2016
Management of nitrogen fertilization in crops is one of the most important components of integrated weed management. A two-year field experiment was conducted to determine the direct effects of wild mustard aboveground biomass and N content of wild ...
R. Naderi, H. Ghadiri, M. Edalat
doaj   +1 more source

Current and previous spatial distributions of oilseed rape fields influence the abundance and the body size of a solitary wild bee, Andrena cineraria, in permanent grasslands.

open access: yesPLoS ONE, 2018
Wild bees are essential pollinators whose survival partly depends on the capacity of their environment to offer a sufficient amount of nectar and pollen.
Colin Van Reeth   +3 more
doaj   +1 more source

Pollinator risks and recovery from air pollutant interactions during the fossil‐fuel transition

open access: yesFrontiers in Ecology and the Environment, EarlyView.
By altering the composition and concentration of floral scents, air pollutants such as ozone (O3) and nitrogen oxides (NOx) disrupt the ability of insect pollinators to locate flowers, threatening biodiversity and crop production. We examine the impact of these pollutants on pollinator performance and evaluate the short‐ and long‐term consequences of ...
James MW Ryalls   +2 more
wiley   +1 more source

Foraging Behaviour of Honeybees on Oilseed Rape

open access: yesBee World, 1983
(1983). Foraging Behaviour of Honeybees on Oilseed Rape. Bee World: Vol. 64, No. 1, pp. 22-24.
Free, J. B., Ferguson, A. W.
openaire   +1 more source

Alternative protein sources: Extraction, modification and strategies for developing sustainable high‐quality food products

open access: yesFood Biomacromolecules, EarlyView.
Novel Protein Sources: Strategies and Challenges for Product Formulation Abstract Search for alternative protein sources has intensified in the recent years, owing to the increasing population, demand for sustainable food systems and consumer's shift towards healthier diet choices.
Prem Sankaran   +4 more
wiley   +1 more source

Host‐associated genetic differentiation and origin of a recent host shift in the generalist parasitic weed Phelipanche ramosa

open access: yesEcology and Evolution, 2023
Branched broomrape, Phelipanche ramosa (L.) Pomel, is a globally distributed parasitic weed of economic importance. In Europe, where it is native, it can infest several crops, notably tomato, tobacco, and hemp.
Valérie Le Corre   +3 more
doaj   +1 more source

Food Security Versus Environmental Health: The Nitrogen Dilemma

open access: yesJournal of Plant Nutrition and Soil Science, EarlyView.
ABSTRACT Nitrogen is an essential element for plant growth and, consequently, crop production. However, the cycling of nitrogen in the environment can have negative effects. Here, we review the historical development of scientific and public awareness of these effects and the influence this has had on political action to control them.
Henrike Mielenz   +8 more
wiley   +1 more source

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