Plasma mammalian leptin analogue predicts reproductive phenology, but not reproductive output in a capital‐income breeding seaduck

Autor: Holly L. Hennin, Pierre Legagneux, H. Grant Gilchrist, Joël Bêty, John P. McMurtry, Oliver P. Love

Publikováno v: Ecology and Evolution, Vol 9, Iss 3, Pp 1512-1522 (2019)

Abstract To invest in energetically demanding life history stages, individuals require a substantial amount of resources. Physiological traits, particularly those related to energetics, can be useful for examining variation in life history decisions

Externí odkaz: https://doaj.org/article/bdf7111690924be986dd495c937212bf

Demanda energética e eficiência da distribuição de sementes de milho sob variação de velocidade e condição de solo Seeder energetic demand and distribution efficiency of corn seeds under speed variation and soil condition

Autor: Denise Mahl, Carlos A. Gamero, Sérgio H. Benez, Carlos E. A. Furlani, Antônio R. B. Silva

Publikováno v: Engenharia Agrícola, Vol 24, Iss 1, Pp 150-157 (2004)

O trabalho teve o objetivo de avaliar a demanda energética e a eficiência da distribuição de sementes de uma semeadora-adubadora para semeadura direta, submetida à variação de velocidade e condições de solo, na semeadura da cultura do milho.

Externí odkaz: https://doaj.org/article/09768c1ac63c42958c4c90cb49f7cc97

Environmental impacts of hot, warm and half warm recycled bituminous mixtures

Autor: Ortiz Ripoll, Jorge, Crisén Grau, Xavier, Martínez Reguero, Adriana Haydée, Miró Recasens, José Rodrigo

Publikováno v: UPCommons. Portal del coneixement obert de la UPC
Universitat Politècnica de Catalunya (UPC)

For some years, reducing bituminous mix temperatures has been a common trend among asphalt producers because it is a very effective way to reduce energy consumption and atmospheric emissions of asphalt plants, along with other reasons. However, the e

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::92719ead1260286ffbdba1a3476d81c8
https://hdl.handle.net/2117/340330

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Energy demand of a forage chopper for cutting process of elephant grass

Autor: Correa Junior, Delorme, Vilas Boas, Lidiane do Amaral, Volpato, Carlos Eduardo Silva

Publikováno v: Vértices, Vol 19, Iss 3, Pp 237-250 (2017)
Revista Vértices; Vol. 19 No. 3 (2017): Sept./Dec.; 237-250
Revista Vértices; Vol. 19 Núm. 3 (2017): sept./dic.; 237-250
Revista Vértices; v. 19 n. 3 (2017): set./dez.; 237-250
Vértices (Campos dos Goitacazes. Online)
Centro Federal de Educação Tecnológica de Campos dos Goytacazes
instacron:IFFluminense

The aim of this study is to determine the energetic demand and the quality of chopped material from a stationary forage chopping machine, fed by diesel and electric motors, regarding the state of the knives sharpening, of the cutting size, and the ra

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=dedup_wf_001::e8ec796f1db703a5d63da41d16a49574
http://essentiaeditora.iff.edu.br/index.php/vertices/article/view/8896