Results 81 to 90 of about 3,460,271 (181)

Secondary Electron Emission Yields [PDF]

The secondary electron emission (SEE) characteristics for a variety of spacecraft materials were determined under UHV conditions using a commercial double pass CMA which permits sequential Auger electron electron spectroscopic analysis of the surface ...
Gordon, W. L., Hoffman, R. W., Krainsky, I., Lundin, W.   +3 more
core   +1 more source

Comparison of the effectiveness of digestate and mineral fertilisers on yields and quality of kohlrabi (Brassica oleracea, L.)

Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2011
In a one-year vegetation pot experiment we compared the effect of the digestate from a biogas station and mineral fertilisers on yield and quality parameters of kohlrabi, variety Seguza.
Tomáš Lošák, Andrea Zatloukalová, Monika Szostková, Jaroslav Hlušek, Jiří Fryč, Tomáš Vítěz   +5 more
doaj   +1 more source

Global dynamics of the chemostat with variable yields [PDF]

, 2010
In this paper, we consider a competition model between $n$ species in a chemostat including both monotone and non-monotone response functions, distinct removal rates and variable yields.
Sari, Tewfik
core   +3 more sources

EXPERIMENTAL RESEARCH FOCUSED ON YIELDS OF LINEARE HYDRAULIC MOTORS USED TO DRIVE THE BOTTOM PUMPS [PDF]

Fiabilitate şi Durabilitate, 2011
This paper presents the authors’s concerns for determining the functional parameters and its yieldsfor a linear hydraulic engine with double effect. Functional parameters are determined both at unloadedrunning and loaded running of the linear hydraulic ...
Petre SĂVULESCU
doaj  

Adubação e calagem para o feijoeiro irrigado em solo de Cerrado Fertilization and liming to the irrigated common bean crop on a "Cerrado" soil

Pesquisa Agropecuária Brasileira, 2000
Em três experimentos de campo, avaliaram-se os efeitos da calagem, da adubação de plantio e de N em cobertura, para o feijoeiro comum. No primeiro experimento, testaram-se doses de calcário (0, 3, 6, 9, 12, e 15 t ha-1); no segundo, a resposta de cinco ...
MOREL PEREIRA BARBOSA FILHO, OSMIRA FÁTIMA DA SILVA   +1 more
doaj   +1 more source

Influences of precipitation and temperature trend on maize yields [PDF]

, 2009
Maize yield for three decade period of the last century (1961-1990) were in Hungary for 15% higher than in Croatia (means 3.81 and 4.39 t/ha, respectively) and this trend was continued in the 1996-2007 period.
Birkás, Márta, Jolánkai, M., Kovacevic, V., Loncaric, Z., Sostaric, J.   +4 more
core  

Rendimiento de materia seca y otros componentes en Leucaena leucocephala cv. Cunningham con el uso del Liplant

Pastos y Forrajes
En la Universidad Agraria de La Habana se producen bioestimuladores que han sido empleados con éxito en la producción agrícola de diferentes especies de plantas.
Hilda B Wencomo, Yudith Lugo
doaj  

The effect of soil and foliar applications of magnesium fertilisers on yields and quality of vine (Vitis vinifera, L.) grapes

Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis, 2011
A one-year field trial was established with the vine variety Ryzlink vlašský (Riesling italico) to evaluate the effect of spring soil applications and 5x repeated foliar application of magnesium fertilisers on yields and quality of grapes.
Andrea Zatloukalová, Tomáš Lošák, Jaroslav Hlušek, Pavel Pavloušek, Martin Sedláček, Radek Filipčík   +5 more
doaj   +1 more source

26Al yields from rotating Wolf--Rayet star models

, 2003
We present new $^{26}$Al stellar yields from rotating Wolf--Rayet stellar models which, at solar metallicity, well reproduce the observed properties of the Wolf-Rayet populations.
Cervino, M., Knoedlseder, J., Meynet, G., Mowlavi, N., Palacios, A., Schaerer, D., Vuissoz, C.   +6 more
core   +1 more source

Morphometry and carcass characteristics of goats submitted to grazing in the Caatinga

Revista Brasileira de Zootecnia, 2012
The objective of this study was to evaluate morphometric measures, carcass yields, absolute weights and yields of commercial cuts of carcass of kids with no defined breed. Eighteen castrated male goats, with average weight of 15 kg were used.
Sharleny Braz Lobato Bezerra, Antonia Sherlânea Chaves Véras, Dulciene Karla de Andrade Silva, Marcelo de Andrade Ferreira, Kedes Paulo Pereira, Gladston Rafael de Arruda Santos, André Luiz Rodrigues Magalhães, Omer Cavalcanti de Almeida   +7 more
doaj   +1 more source