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Resource requirements were estimated for four Michigan dairy farms with two rations and two waste handling systems. The main variation in energy consumption is associated with natural gas required to manufacture fertilizer and urea feed supplement. F

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::a60b21c724d47dee4b6977814d71a871
https://doi.org/10.1016/b978-0-12-454250-1.50036-8

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SOIL CARBON DYNAMICS AND CROPPING PRACTICES R. E. Lucas is professor of crop and soil sciences, J. B. Holtman is associate professor of agricultural engineering and L. J. Connor is professor of agricultural economics, Michigan State Univ., East Lansing, Mich. 48824. This research was financed by the Mich. Agri. Expt. Sta. and a grant from NSF-RANN entitled: Design and Management of Rural Ecosystems. Mich. Agri. Expt. Sta. Journal Article No. 7696

Autor: L.J. Connor, R.E. Lucas, J.B. Holtman

A model of soil carbon dynamics is described which takes account of decomposition of soil organic matter, losses through erosion, and input from crop residues and manure. Results are presented on the equilibrium soil carbon content for various manage

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::f7c95bbaa421108c1da4aa7492359b23
https://doi.org/10.1016/b978-0-12-454250-1.50029-0

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Akademický článek

Paul Samuelson's ways to macroeconomic dynamics.

Autor: Boianovsky, Mauro

Publikováno v: European Journal of the History of Economic Thought. Aug2020, Vol. 27 Issue 4, p606-634. 29p.

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A Worldwide Annotated Checklist of Fossil (Devonian–Cretaceous) Species of the Clam Shrimp Genus Euestheria (Branchiopoda: Diplostraca: Spinicaudata).

Autor: Fang, Shaohua^1,2 (AUTHOR), Liao, Huanyu¹ (AUTHOR) hyliao@ynu.edu.cn

Publikováno v: Life (2075-1729). Nov2024, Vol. 14 Issue 11, p1438. 25p.

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Competing Models of the Structure of Subjective Well-Being: Have All Won and Must All Have Prizes?

Autor: Jovanović V; Department of Psychology, Faculty of Philosophy, University of Novi Sad, Novi Sad, Serbia.

Publikováno v: Journal of personality [J Pers] 2024 Nov 01. Date of Electronic Publication: 2024 Nov 01.

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DELAYS IN INFORMATION PRESENTATION LEAD TO BRAIN STATE SWITCHING, WHICH DEGRADES USER PERFORMANCE, AND THERE MAY NOT BE MUCH WE CAN DO ABOUT IT.

Autor: Harmon, Kevin A.¹ kharmon@walton.uark.edu, Lee, Hansol² hansol.lee@ttu.edu, Khasraghi, Bahar Javadi² bahar.javadi@ttu.edu, Parmar, Harshit S.³ harshit.parmar@ttu.edu, Walden, Eric A.⁴ eric.walden@ttu.edu

Publikováno v: MIS Quarterly. Mar2024, Vol. 48 Issue 1, p273-298. 26p.

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Discriminant validity of well-being measures

Autor: R E, Lucas, E, Diener, E, Suh

Publikováno v: Journal of Personality and Social Psychology. 71:616-628

The convergent and discriminant validities of well-being concepts were examined using multitrait-multimethod matrix analyses (D. T. CampbellD. W. Fiske, 1959) on 3 sets of data. In Study 1, participants completed measures of life satisfaction, positi

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::14fc04093c41f1cba0b418e23c002b39
https://doi.org/10.1037/0022-3514.71.3.616

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