Results 21 to 30 of about 1,136,694 (293)

Product Complementarity in Production: The By-product Case [PDF]

Journal of Agricultural and Applied Economics, 1974
The product-product relationship has been a traditional subject of most production economics and farm management courses for the past two decades. Although the traditional examples of product-product optimization have come primarily from the agricultural production sector (e.g., legume-corn rotations and crop-livestock combinations), the concept is ...
Beattie, Bruce R., Thompson, C. Stassen, Boehlje, Michael   +2 more
openaire   +2 more sources

Assessing potential habitat distribution range of the endangered tree species Pterocarpus marsupium Roxb. Under the climate change scenario in India

Trees, Forests and People, 2021
Pterocarpus marsupium Roxb., a significant deciduous tree species of high medicinal value is depleting fast due to various biotic and abiotic factors and is included in the near threatened species category of IUCN red list.
Brojo Gopal Ghosh, Sanjoy Garai, Sk Mujibar Rahaman, Masjuda Khatun, Naseer Mohammad, Yogeswar Mishra, Ashish Ranjan, Sharad Tiwari   +7 more
doaj   +1 more source

DEVELOPMENT OF THE DATABASE «FOREST VEGETATION OF NORTHERN EURASIA» AT THE CENTER FOR FOREST ECOLOGY AND PRODUCTIVITY OF THE RUSSIAN ACADEMY OF SCIENCES

Вопросы лесной науки, 2021
The formation of databases of digitized vegetation relevés and the publication of content about them promote cooperation between researchers in solving problems of biodiversity analysis, the exchange of the used data, and, thus, the increase in research ...
T.Yu. Braslavskaya, E.V. Tikhonova, E.V. Basova, T.S. Prokazina   +3 more
doaj   +1 more source

ВЛИЯНИЕ ЛЕСОВОДСТВЕННЫХ МЕРОПРИЯТИЙ НА ПОЧВЕННЫЙ УГЛЕРОД: ОБЗОР [PDF]

Вопросы лесной науки, 2022
The paper provides a review of Russian and foreign articles regarding studying the impact of silvicultural practices on the soil carbon pool to assess the effectiveness of forest carbon projects.
D.N. Tebenkova, D. V. Gichan, Yu. N. Gagarin   +2 more
doaj   +1 more source

Bioreactor for Blood Product Production [PDF]

Cell Transplantation, 2012
The feasibility of ex vivo blood production is limited by both biological and engineering challenges. From an engineering perspective, these challenges include the significant volumes required to generate even a single unit of a blood product, as well as the correspondingly high protein consumption required for such large volume ...
Doran, Michael, Aird, Ian, Marturana, Flavia, Timmins, Nick, Atkinson, Kerry, Nielsen, Lars   +5 more
openaire   +6 more sources

QUALITY OF TREE LITTER AS AN INFORMATIVE INDICATOR OF FUNCTIONAL CLASSIFICATION OF FORESTS

Вопросы лесной науки, 2023
Relevance and goals. In the context of global climate change, the climate-regulating function of forests deserves special attention. There is still no functional classification of forests according to the effectiveness of carbon accumulation function ...
E. V. Basova, N. V. Lukina, A. I. Kuznetsova, A. V. Gornov, N. E. Shevchenko, E. V. Tikhonova, A. P. Geraskina, T. Yu. Braslavskaya, D. N. Tebenkova, D. L. Lugovaya   +9 more
doaj   +1 more source

Current and historical fire regimes of the Pechora-ilych nature reserve and its surroundings [PDF]

Вопросы лесной науки, 2020
Recurring fires have a significant impact on the dynamics and functioning of forest ecosystems. The fire regime determines conditions of occurrence, spread and long-term consequences of forest fires. A significant change in the fire regime in the natural
A.O. Kharitonova, A.S. Plotnikova, D.V. Ershov   +2 more
doaj   +1 more source

IV All-Russian scientific conference with international participation “SCIENTIFIC BASIS FOR SUSTAINABLE FOREST MANAGEMENT” [PDF]

Вопросы лесной науки, 2020
The work of the IV All-Russian scientific conference with international participation “Scientific foundations for sustainable forest management” is analyzed. Plenary and sectional reports were presented at five thematic sections and meetings of two round
A.V. Gornov, A.P. Geraskina, A.S. Plotnikova   +2 more
doaj   +1 more source

Using of transportation network model to estimate travelled time and distance for ground access to a forest fire [PDF]

Вопросы лесной науки, 2019
Paper presents research results on an experimental forest fire transportation model which is used to build the shortest access routes from the fire stations to the forest fires on the ground for the firefighting trucks.
E.S. Podolskaia, K.A. Kovganko, D.V. Ershov, P.P. Shulyak, A.I. Suchkov   +4 more
doaj   +1 more source

LEADERS OF FOREST SCIENCE: TO THE ANNIVERSARY OF CORRESPONDING MEMBER OF THE RAS NATALIA VASILEVNA LUKINA [PDF]

Вопросы лесной науки, 2022
uly 24, 2022 is the anniversary date of the birth of Natalya Vasilievna Lukina – corresponding member of the Russian Academy of Sciences, doctor of biological sciences, professor, prominent scientist in forest ecology, forest science and forest soil ...
А. V. Gornov, А. P. Geraskina, D. V. Ershov, D. N. Tebenkova, N. Е. Shevchenko   +4 more
doaj   +1 more source