Results 31 to 40 of about 26,835 (221)

Variabilité des phénomènes d'interférences entre Vicia sativa L. et Avena sativa L. : II. Nutrition azotée [PDF]

open access: yesAgronomie, 1989
Les modifications de la nutrition azotee des 2 especes en association et en culture pure, en reponse a la densite de peuplement et a l'augmentation de la fourniture d'azote, ont ete etudiees. L'avoine ameliore systematiquement sa nutrition azotee quand sa densite diminue ou quand la fourniture d'azote augmente.
Ouknider, M., Jacquard, P.
openaire   +2 more sources

The development rhythm of the flower-bud in some Papilionaceae species. III. Macrosporogenesis, microsporogenesis and early gametogenesis in several species of the Vicieae tribe

open access: yesActa Societatis Botanicorum Poloniae, 2014
Each of the examined species of the tribe Vicieae (Vicia faba, V. sativa, V, villosa, Lathyrus silvester, L. pratensis and Pisum sativum) has its peculiar characteristic development rhythm of the bud.
Wanda Wojciechowska
doaj   +1 more source

Potential use of winter green manure species for nitrogen recycling by ‘Niagara Rosada’ grapevines [PDF]

open access: yesCiência e Técnica Vitivinícola, 2014
Green manures have become an important option for recycling nutrients in organic cropping. However, its benefits are often not obtained in the short term.
Reis Júnior João R.   +5 more
doaj   +1 more source

Intercropping mitigates incidence of the oilseed rape insect pest complex

open access: yesPest Management Science, EarlyView.
Intercropping reduces the incidence of the oilseed rape insect pest complex with a significant impact of the direct visual and physical disruption provided by the companion plant. Abstract BACKGROUND Oilseed rape (OSR, Brassica napus) is a major crop requiring numerous phytosanitary treatments.
Laurie Magnin   +3 more
wiley   +1 more source

Höhere Erträge durch den Gemengeanbau von Wicken mit Sommerweizen und Sommerroggen [PDF]

open access: yes, 2019
Im Ökologischen Landbau soll eine 100% Öko-Fütterung erreicht werden, dafür müssen, neben den bereits vorhandenen einheimischen Eiweißquellen, neue erschlossen werden.
Böhm, Herwart, Rinke, Nadja
core  

Influence of 3-metoxycarbonylmethylbenzothiazolium bromide on growth and mitotic activity of Vicia sativa L. roots

open access: yesActa Societatis Botanicorum Poloniae, 2014
3-Metoxycarbonylmethylbenzothiazolium bromide (MMB) influences the growth of the roots seedlings of Vicia sativa L. It stimulates growth within a broad concentration range of 10-13-10-7 M, but inhibits growth at 10-3 M and shows similar stimulating and ...
Vladimir Sekerka
doaj   +1 more source

Benzimidazole Anthelmintic Compounds Albendazole and Fenbendazole Show Distinct Toxicity on the Nitrogen Fixing Bacterium Mesorhizobium loti and Its Symbiosis With Lotus japonicus

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Veterinary medicines, which reach the soil mostly through the application of contaminated manures, can affect beneficial soil microorganisms, such as nitrogen‐fixing rhizobia bacteria, which engage in important symbiotic associations with plants.
Polyxeni Gorgia   +6 more
wiley   +1 more source

Russian wheat aphid: a model for genomic plasticity and a challenge to breeders

open access: yesInsect Science, EarlyView.
Invasive foundress finds suitable habitat and reproduces through pathogenesis. Wingless females produce life offspring quickly, which leads to high population densities. High population densities result in competition, which may induce epigenetic changes and wing development for dispersal.
Astrid Jankielsohn   +8 more
wiley   +1 more source

Akzeptanz einer gekeimten 50:50 Saatwicken: Weizen Mischung als Futtermittel für Legehennen [PDF]

open access: yes, 2017
Common vetch (Vicia sativa L.) seeds are rich in protein and have shown stable yields under organic cultivation, but contain considerable amounts of anti-nutritional factors (ANFs).
Baldinger, Lisa
core  

Natural Parasitism of Nezara viridula (Linnaeus) (Hemiptera: Pentatomidae) by Trichopoda pictipennis Bigot (Diptera: Tachinidae) in an Organic Strawberry Field in Germany

open access: yesEntomologia Experimentalis et Applicata, EarlyView.
Natural parasitism of the invasive southern green stinkbug was recorded in an organic strawberry cropping system in southwestern Germany. The tachinid fly Trichopoda pictipennis shows successful establishment and field activity, indicating ongoing range expansion.
Sophie Wenz   +2 more
wiley   +1 more source

Home - About - Disclaimer - Privacy