Results 91 to 100 of about 33,385 (301)

Бонитетна оценка на хумусното съдържание за отглеждане на различни селскостопански култури

open access: yesПочвознание, агрохимия и екология, 2011
The soils, climate аnd relief characteristics expressed by numerical values (evaluation rates) mainly reflected in the land evaluation. The quantity and quality of humus defines the soil fertility.
Венета Кръстева
doaj  

Organic carbon as a factor of iodine differentiation of the soil cover in the Bryansk and Oryol regions by iodine availability

open access: yesБюллетень Почвенного института им. В.В. Докучаева
The distribution of stable iodine and humus in the upper horizon (0–20 cm) of various types of soils of the Bryansk and Oryol regions used as pastures has been studied. Soil sampling was carried out with a hand stick drill in layers in the depth interval:
V. Yu. Berezkin   +3 more
doaj   +1 more source

Soil aspects of forest site revitalization after windrow cultivation by heavy mechanization on theKrušnéhoryMts.Plateau

open access: yesJournal of Forest Science, 2006
The reflection of soil properties in the health condition of forest stands is connected with synergy of stressors that influence the forest existence. In the Krušné hory Mts.
D. Vavříček   +3 more
doaj   +1 more source

Intertwining HR Practices and Sustainability: A Cross‐Systematization of the Current Literature

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Nowadays, organizations are experiencing a reorientation of their corporate strategies to pursue the Sustainable Development Goals (SDGs). Here, not only can the concept of sustainability be interpreted in several ways but even each human resource (HR) practice seems to contribute to sustainable business performance differently.
Silvia Barghini   +2 more
wiley   +1 more source

The role of agroforestry systems in the production of Triticum aestivum (regional level)

open access: yesSiberian Journal of Life Sciences and Agriculture
Background. Despite the proven effect of forest reclamation systems on increasing the yield of individual crops at specific research sites, the question of the reliability of the participation of the forest cover factor in yield, among many other ...
Anna M. Pugacheva
doaj   +1 more source

Impact of anthropogenic factor on changes in physical and chemical properties of chernozems in the lake Sevan basin of the republic of Armenia [PDF]

open access: yesBIO Web of Conferences
This article focuses on the study of changes in the physical and chemical composition of mountain chernozems of the Republic of Armenia under the influence of an anthropogenic factor.
Kroyan Samvel   +2 more
doaj   +1 more source

Carbon‐Based Electrodes for Sodium‐Ion Batteries: Material Design, Electrochemical Performance, and Challenges

open access: yesCarbon and Hydrogen, EarlyView.
Carbon‐based electrodes, including graphite, graphene, and CNT composites, are promising candidates for sodium‐ion batteries due to their stability, conductivity, and abundance. Their electrochemical performance, key limitations, and strategies for improving practical SIB applications are highlighted.
Talha Munir   +3 more
wiley   +1 more source

Agroecological estimation of the effect of crop rotation and mineral fertilizers on productivity and quality of spring barley grain in the Central Blackearth region of Russia

open access: yesЗерновое хозяйство России
The purpose of the current study was to determine the effect of crop rotations and doses of mineral fertilizers on productivity, grain quality of spring barley and fertility of typical chernozem in the Central Сhernozem Region (CBR).
I. I. Gureev   +4 more
doaj   +1 more source

Les cultures intermédiaires pièges à nitrate (CIPAN) et engrais verts : protection de l'environnement et intérêt agronomique [PDF]

open access: yesBiotechnologie, Agronomie, Société et Environnement, 2010
Autumn cover crops and green manures: environment protection and agronomic interest. Due to the evolution of the environmental policy, practice of green manure cropping has been replaced by autumn cover crops in order to take up nitrate residues of the ...
Destain JP., Reuter V., Goffart JP.
doaj  

Advances in Sustainable Production of Bio‐Derived 5‐Alkoxymethylfurfural and Levulinate Esters: A Comprehensive Review

open access: yesCarbon Energy, EarlyView.
The present review discusses the advancement in the catalytic synthesis of 5‐alkoxymethylfurfural (AMF) and levulinate esters (LEs) from the aspects of catalytic systems, reaction mechanisms, product isolation, and techno‐economic analysis, supplying valuable insights toward future sustainable and efficient manufacture of AMF and LEs. ABSTRACT The huge
Jun Zhang   +6 more
wiley   +1 more source

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