Results 11 to 20 of about 7,762 (187)

Special aspects of ecosystem recreation in the area of dumps of sub-standard zeolite-containing rocks of Holinsky deposit of Eastern Transbaikalia

open access: yesRUDN Journal of Ecology and Life Safety, 2023
The research presents the problem of liquidation of dumps of substandard raw materials of zeolite-containing rocks of the Holinsky deposit, measures for the reclamation of disturbed lands.
Marina V. Obuzdina, Elena A. Rush
doaj   +1 more source

Evaluation of Biological Nitrogen at Trifolium pratense, Trifolium repens and Lotus corniculatus, on Harvesting Cycles

open access: yesScientific Papers Animal Science and Biotechnologies, 2023
The amount of N species of perennial legumes fixed for each harvest and the total annual crop was assessed on a       2-year period, in a mixture with Festuca  arundinaceea.
Maria-Marcela Razec
doaj  

Determining pedo-ecological factors of a phytocenosis complex (Sintereag, The Valley of Sieu)

open access: yesNotulae Botanicae Horti Agrobotanici Cluj-Napoca, 1976
The excellent trophic and humidity conditions (good internal drainage) and the complete lack of salts set the conditions to the establishment of the variant with Festuca pratensis - Trifolium pratense, to the detriment of the variant with Festuca ...
Ioan PUIA, Petru GUS
doaj   +1 more source

The influence of lead on the growth Trifolium repens L. and Phleum pratense L. in the monocultures and plant mixture on light soil of different acidity

open access: yesActa Agrobotanica, 2013
The purpose of the microplot experiment, on the light soil, was determination of concentration of lead at different pH, inhibiting growth of Trifolium repens L. and Phleum pratense L. at the monoculture and at the mixture of these two species.
Maria Widera, Krzysztof Gediga
doaj   +1 more source

Differences in the Ripening of Two Clover Species and the Effect of Pre-harvest Desiccation

open access: yesPoljoprivreda, 2023
Experiments were focused on differences in the ripening of crimson clover (Trifolium incarnatum L.) and red clover (Trifolium pratense L.) and on the influence of the pre-har vest treatment with desiccants.
Zuzana Kubíková   +2 more
doaj   +1 more source

Disc electrophoretic study of seed proteins of various Medicago species, Melilotus albus, Trifolium pratense, and T. repens

open access: yesActa Societatis Botanicorum Poloniae, 2015
Disc electrophoretic study covered albumins, globulins and urea-treated globulins of seeds of 12 Medicago species, Melilotus albus, Trifolium pratense and T. repens.
J. Przybylska, J. Hurich
doaj   +1 more source

Phytoextraction of Heavy Metals from Soil Polluted with Waste Mining by Using Forage Plants in Successive Cultures

open access: yesScientific Papers Animal Science and Biotechnologies, 2023
During two years, was studied the phytoextraction potential of some perennial species (Medicago sativa and Trifolium pretense, Festuca arundinacea and Lolium perenne), for Zn, Cd, and Pb from soils polluted with waste mining.
Anca Pricop   +5 more
doaj  

Ecological and economical aspects of phytocenosis formation at the fallowing areas

open access: yesActa Agrobotanica, 2013
In the third year after sowing the great elimination of dangerous weeds, as Agropyron repens and Cirsium arvense, was confirmed on plots where the mixtures with grass and clover had been sown; in the control object (O - without sowing), Agropyron repens ...
Wojciech Jabłoński, Maria Widera
doaj   +1 more source

The Impact of Perennial Legumes on Sward Productivity

open access: yesScientific Papers Animal Science and Biotechnologies, 2023
The study was aimed impact of three perennial legumes species Trifolium pratense, Trifolium repens and Lotus corniculatus in mixture with Festuca arundinaceea on efficiency and productivity elements, at first harvest cycle.
Maria-Marcela Razec
doaj  

ФЛЮИДНАЯ ЭКСТРАКЦИЯ КАК СПОСОБ ВЫДЕЛЕНИЯ, ФРАКЦИОНИРОВАНИЯ БИОЛОГИЧЕСКИ АКТИВНЫХ ВЕЩЕСТВ

open access: yesПолзуновский вестник
Сверхкритическая флюидная экстракция среди других видов извлечения целевых компонентов из растительного сырья является наиболее рациональным и экономически эффективным способом, что обуславливает ее применение в последние годы.
Лариса Алексеевна Рябоконева   +3 more
doaj   +1 more source

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