المؤلفون: Larisa A. Popova, Elena N. Zorina

المصدر: Арктика и Север, Vol 57, Iss 57, Pp 144-154 (2024)

مصطلحات موضوعية: age structure of the population, demographic ageing, retirement age, economic threshold of old age, northern regions of russia, Social Sciences

وصف الملف: electronic resource

Relation: https://arcticandnorth.ru/en/article_index_years.php?ELEMENT_ID=396680; https://doaj.org/toc/2221-2698

URL الوصول: https://doaj.org/article/c5b1c09ce1844f8090a2257d495b21c2

المؤلفون: SANJAY M BANDI, REVANASIDDA, SATHEESH NAIK, A K SINGH, P K KATIYAR

المصدر: The Indian Journal of Agricultural Sciences, Vol 94, Iss 10 (2024)

مصطلحات موضوعية: Economic threshold, Helicoverpa armigera, Pigeonpea, Yield loss, Agriculture

وصف الملف: electronic resource

Relation: https://epubs.icar.org.in/index.php/IJAgS/article/view/144559; https://doaj.org/toc/0019-5022; https://doaj.org/toc/2394-3319

URL الوصول: https://doaj.org/article/af50c534ae154bfca1fecc415e93eaf7

المؤلفون: Nuria Morfin, Leonard J. Foster, Ernesto Guzman-Novoa, Paul Van Westendorp, Robert W. Currie, Heather Higo

المصدر: Frontiers in Bee Science, Vol 2 (2024)

مصطلحات موضوعية: Varroa destructor, varroosis, economic threshold, economic injury level, virus, honey bees, Ecology, QH540-549.5, Science

وصف الملف: electronic resource

Relation: https://www.frontiersin.org/articles/10.3389/frbee.2024.1355401/full; https://doaj.org/toc/2813-5911

URL الوصول: https://doaj.org/article/8847a4820ba04c68bac8dbeca6ad7cfa

المؤلفون: Saussure, Stéphanie, Hjelkrem, Anne Grete Roer, Klingen, Ingeborg, Meadow, Richard, Holst, Niels

المصدر: Saussure , S , Hjelkrem , A G R , Klingen , I , Meadow , R & Holst , N 2024 , ' Are fungal epizootics a sign of successful biological control of cereal aphids? ' , Journal of Pest Science , vol. 97 , no. 2 , pp. 825-840 . https://doi.org/10.1007/s10340-023-01674-w

مصطلحات موضوعية: Economic threshold, Epizootiology, Host–pathogen interactions, Indices, Simulation model, Sobol

Relation: https://pure.au.dk/portal/en/publications/8b539c47-ca40-4d45-8fc4-43ae25467394

الاتاحة: https://pure.au.dk/portal/en/publications/8b539c47-ca40-4d45-8fc4-43ae25467394
https://doi.org/10.1007/s10340-023-01674-w
http://www.scopus.com/inward/record.url?scp=85165881586&partnerID=8YFLogxK

المؤلفون: Żółtaszek, Agata, Olejnik, Alicja

المصدر: Rozwój Regionalny i Polityka Regionalna; Nr 68 (2024); 157-171 ; 2353-1428

مصطلحات موضوعية: health economics, health economic threshold, COVID-19, joinpoint regression, net effect of affluence, regional studies, ekonomika zdrowia, próg ekonomiczny zdrowia, regresja punktu połączenia, efekt netto zamożności, studia regionalne

وصف الملف: application/pdf

Relation: http://pressto.amu.edu.pl/index.php/rrpr/article/view/43323/36042; http://pressto.amu.edu.pl/index.php/rrpr/article/view/43323

الاتاحة: http://pressto.amu.edu.pl/index.php/rrpr/article/view/43323

المؤلفون: Samuel V. J. Robinson, Timothy Schwinghamer, Hector Cárcamo, Paul Galpern

المصدر: Ecological Solutions and Evidence, Vol 4, Iss 4, Pp n/a-n/a (2023)

مصطلحات موضوعية: ecological intensification, economic threshold, natural services, pest management, precision agriculture, spatial statistics, Environmental sciences, GE1-350, Ecology, QH540-549.5

وصف الملف: electronic resource

Relation: https://doaj.org/toc/2688-8319

URL الوصول: https://doaj.org/article/7e62cc6b8e2e47ca9be0d7f8687c0fb8

المؤلفون: Muhammad Sikander Hayyat, Muhammad Ehsan Safdar, Muhammad Mansoor Javaid, Sami Ullah, Bhagirath Singh Chauhan

المصدر: Semina: Ciências Agrárias, Vol 44, Iss 2 (2023)

مصطلحات موضوعية: Economic threshold, Densities, Machine design, weed, Competition., Agriculture (General), S1-972

وصف الملف: electronic resource

Relation: https://ojs.uel.br/revistas/uel/index.php/semagrarias/article/view/46184; https://doaj.org/toc/1676-546X; https://doaj.org/toc/1679-0359

URL الوصول: https://doaj.org/article/756ce99c4eb04a1bb147e99f09cb30f8

المؤلفون: Leandro Galon, Felipe José Menin Basso, Cesar Tiago Forte, Maico André Michelon Bagnara, Alessandra Gallina, Ignácio Aspiazú, André Luiz Radünz, Gismael Francisco Perin, Leonardo Brunetto

المصدر: Journal of Plant Protection Research, Vol 62, Iss 1, Pp 33-48 (2022)

مصطلحات موضوعية: critical period of competition, economic threshold level, integrated weed management, Plant culture, SB1-1110

وصف الملف: electronic resource

Relation: https://doaj.org/toc/1427-4345; https://doaj.org/toc/1899-007X

URL الوصول: https://doaj.org/article/d215ea029c654ed2a628f824ff72e033

المؤلفون: Jat, N.K.^{1, 1}, Singh, D.V.¹

المصدر: Indian Journal of Agronomy 66(4):438-443. 2021

المؤلفون: Singh, Ravinder, Taggar, G.K., Singla, Akanksha¹, Chhuneja, P.K.

المصدر: Journal of Entomological Research 45(4):696-701. 2021

المؤلفون: Ávila-Martinez, Daniel, Cervantes-Ortiz, Francisco, Rodríguez-Pérez, Gilberto, Gámez-Vazquez, Alfredo Josué, García-Rodríguez, J. Guadalupe, Mendoza-Elos, Mariano

المصدر: Agronomía Mesoamericana; 2023: Agronomia Mesoamericana: Vol. 34, Issue 3 (September-December) ; 53809 ; Agronomía Mesoamericana; 2023: Agronomía Mesoamericana: Vol. 34, Nº 3 (septiembre-diciembre) ; 2215-3608 ; 1021-7444

مصطلحات موضوعية: economic threshold, Susceptible genotypes, tolerant genotypes, larvae, genotipos tolerantes, genotipos susceptibles, larvas, umbral económico

وصف الملف: text/xml; application/pdf; application/epub+zip; text/html; audio/mpeg

Relation: https://revistas.ucr.ac.cr/index.php/agromeso/article/view/53809/58333; https://revistas.ucr.ac.cr/index.php/agromeso/article/view/53809/56999; https://revistas.ucr.ac.cr/index.php/agromeso/article/view/53809/58334; https://revistas.ucr.ac.cr/index.php/agromeso/article/view/53809/58335; https://revistas.ucr.ac.cr/index.php/agromeso/article/view/53809/58336; https://revistas.ucr.ac.cr/index.php/agromeso/article/view/53809/58337; https://revistas.ucr.ac.cr/index.php/agromeso/article/view/53809

الاتاحة: https://revistas.ucr.ac.cr/index.php/agromeso/article/view/53809
https://doi.org/10.15517/am.2023.53809

المؤلفون: Ana Paula Frugeri Barrufaldi, Rafael Hayashida, William Wyatt Hoback, Leon G. Higley, Jose Romario de Carvalho, Regiane Cristina de Oliveira

المصدر: Insects; Volume 14; Issue 5; Pages: 448

مصطلحات موضوعية: brown stink bug, glycine max, life table multiple decrements, economic threshold

جغرافية الموضوع: agris

وصف الملف: application/pdf

Relation: https://dx.doi.org/10.3390/insects14050448

الاتاحة: https://doi.org/10.3390/insects14050448

المؤلفون: Васильев, Владимир

المصدر: Contemporary World Economy; Vol 1 No 2 (2023) ; Современная мировая экономика; Том 1 № 2 (2023) ; 2949-5776 ; 10.17323/2949-5776-2023-1-2

مصطلحات موضوعية: economic threshold, Great Depression, World War II, stagflation, scientific and technological revolution, экономический порог, Великая депрессия, Вторая мировая война, стагфляция, научно-техническая революция

وصف الملف: application/pdf

Relation: https://cwejournal.hse.ru/article/view/18276/16273; https://cwejournal.hse.ru/article/view/18276/16372; https://cwejournal.hse.ru/article/view/18276/16282; https://cwejournal.hse.ru/article/view/18276/18674; https://cwejournal.hse.ru/article/view/18276

الاتاحة: https://cwejournal.hse.ru/article/view/18276
https://doi.org/10.17323/2949-5776-2023-1-2-28-45

المؤلفون: Poliana Silvestre Pereira, Mayara Cristina Lopes, Kayo Heberth de Brito Reis, Hugo Daniel Dias de Souza, Guilherme Pratissoli Pancieri, Marcelo Coutinho Picanço, Renato Almeida Sarmento

المصدر: Agronomy, Vol 13, Iss 2581, p 2581 (2023)

مصطلحات موضوعية: decision-making system, soybean, Lepidoptera, sampling plan, economic threshold, Agriculture

Relation: https://www.mdpi.com/2073-4395/13/10/2581; https://doaj.org/toc/2073-4395; https://doaj.org/article/3abadb3c89c5488d937b50eab16b1964

الاتاحة: https://doi.org/10.3390/agronomy13102581
https://doaj.org/article/3abadb3c89c5488d937b50eab16b1964

المؤلفون: Vänninen, Irene

مصطلحات موضوعية: automated detection, remote sensing, sampling plans, natural enemy adjusted economic threshold, mechanistic models, statistical models, whiteflies, thema EDItEUR::T Technology, Engineering, Agriculture, Industrial processes::TV Agriculture and farming::TVP Pest control / plant diseases, thema EDItEUR::T Technology, Engineering, Agriculture, Industrial processes::TV Agriculture and farming::TVS Commercial horticulture, thema EDItEUR::T Technology, Engineering, Agriculture, Industrial processes::TV Agriculture and farming::TVF Sustainable agriculture, thema EDItEUR::T Technology, Engineering, Agriculture, Industrial processes::TV Agriculture and farming::TVK Agronomy and crop production

وصف الملف: application/pdf

Relation: Burleigh Dodds Series in Agricultural Science

URL الوصول: https://library.oapen.org/handle/20.500.12657/61522

المؤلفون: Sharma, Rakesh Kumar^{1, 1}, Suri, K S²

المصدر: Agricultural Research Journal 58(1):82-87. 2021

المؤلفون: Das, T.K.¹, Sen, Suman^{1, 1}, Raj, Rishi¹, Ghosh, Sonaka¹, Behera, Biswaranjan¹, Roy, Arkaprava¹

المصدر: 53(1):1-13

المؤلفون: Xue Dong Chen, Dara Stockton, Hunter Gossett, Jawwad A. Qureshi, Freddy Ibanez, Kirsten S. Pelz-Stelinski, Lukasz L. Stelinski

المصدر: Frontiers in Sustainable Food Systems, Vol 6 (2022)

مصطلحات موضوعية: citrus greening disease, Asian citrus psyllid (ACP), sustainable agriculture, economic threshold, rotational application, natural enemy, Nutrition. Foods and food supply, TX341-641, Food processing and manufacture, TP368-456

وصف الملف: electronic resource

Relation: https://www.frontiersin.org/articles/10.3389/fsufs.2022.948278/full; https://doaj.org/toc/2571-581X

URL الوصول: https://doaj.org/article/c2f41f7b28aa46d798c3bc91cf26e396

المؤلفون: L. M. Shchekleina

المصدر: Аграрная наука Евро-Северо-Востока, Vol 21, Iss 2, Pp 124-132 (2020)

مصطلحات موضوعية: secale cereale l., phytosanitary analysis, level of disease development, frequency of manifestation, economic threshold of harmfulness, Agriculture

وصف الملف: electronic resource

Relation: https://www.agronauka-sv.ru/jour/article/view/516; https://doaj.org/toc/2072-9081; https://doaj.org/toc/2500-1396

URL الوصول: https://doaj.org/article/6b9e37498aab4a7594bdb8c653f11d2a

المؤلفون: Tingting Zhao, Robert J. Smith?

المصدر: Mathematical Biosciences and Engineering, Vol 16, Iss 6, Pp 7022-7056 (2019)

مصطلحات موضوعية: plant diseases, economic threshold, integrated disease management, fold bifurcation, impulsive differential equations, persistence, Biotechnology, TP248.13-248.65, Mathematics, QA1-939

وصف الملف: electronic resource

Relation: https://www.aimspress.com/article/10.3934/mbe.2019353?viewType=HTML; https://doaj.org/toc/1551-0018

URL الوصول: https://doaj.org/article/e421d1c8a1cc4e758c968e7a98cb3548