Results 31 to 40 of about 293,125 (165)

Reproductive biology of Bowdichia virgilioides Kunth (Fabaceae) = Biologia reprodutiva de Bowdichia virgilioides Kunth (Fabaceae)

open access: yesActa Scientiarum: Biological Sciences, 2011
The aim of this study was to investigate the reproductive biology of Bowdichia virgilioides in an area of Cerrado (Brazilian Savanna). The study was carried out in Chapadinha, State of Maranhão in northeastern Brazil.
André Luiz Gomes da Silva   +2 more
doaj  

The Breeding System in Stylonychia putrina.

open access: yesExperimental Biology and Medicine, 1956
SummaryTwo sexually isolated varieties were found among 155 clones of Stylonychia putrina collected in Southern California plus 5 clones produced in the laboratory. In Variety I, at least 15 mating types have been found; in Variety II, 11 mating types.
openaire   +2 more sources

Lactic Acid Bacteria: Variability Due to Different Pork Breeds, Breeding Systems and Fermented Sausage Production Technology

open access: yesFoods, 2020
Changes in the ecology of the various lactic acid bacteria (LAB) species, which are involved in traditional fermented sausages, were investigated in the light of the use of different breeds of pork, each of which was raised in two different environments ...
Giuseppe Comi   +3 more
doaj   +1 more source

Towards a better understanding of the relationships between pollinators, human well‐being, and medicine plants in the Great Lakes Region of Eastern North America

open access: yesPlants, People, Planet, 2023
Societal Impact Statement A diversity of values is needed to maximize the effectiveness of conservation planning, including policies and programs. The results of the United Nations Biodiversity Conference (COP 15) in Montreal, Canada, highlight the ...
Shelby D. Gibson, Sheila R. Colla
doaj   +1 more source

THE NUMERICAL RESULTS OF DIVERSE SYSTEMS OF BREEDING [PDF]

open access: yesGenetics, 1916
Page 65, section (8), omit sentence beginning "If r , t , and s are diverse", etc. In the next sentence, for "the next following generation", read "any following generation"; and omit the last paragraph of this section, beginning, "The proportions for succeeding generations," etc.
openaire   +5 more sources

Study on pollination biology of the vulnerable plant Rhododendron excellens

open access: yesXibei zhiwu xuebao
[Objective] The purpose of this study is to explore the pollination biology and reproductive characteristics of Rhododendron excellens, providing a theoretical basis for the conservation of small population species.
TIAN Xiaoling   +3 more
doaj   +1 more source

RESEARCH ON MILK PRODUCTION AT GOATS FROM CARPATHIAN BREED IN RELATION WITH BREEDING SYSTEM [PDF]

open access: yesAgroLife Scientific Journal, 2015
This paper aims to quantify the qualitative and quantitative parameters of milk production at goats from Carpathian breed in relation with the breeding system (extensive versus semi-intensive). To determine the total quantity of milk, the milk production
Ion RĂDUCUŢĂ   +5 more
doaj  

Housing Management of Male Dromedaries during the Rut Season: Effects of Social Contact between Males and Movement Control on Sexual Behavior, Blood Metabolites and Hormonal Balance

open access: yesAnimals, 2020
The current study aimed to evaluate the effect of different housing management systems on behavior, blood metabolites and hormonal balance in male dromedaries during the rutting season. Forty-eight adult male dromedaries were stratified in a two by three
Ramadan D. EL-Shoukary   +5 more
doaj   +1 more source

Beef Breeding Systems and Preferences for Breeding Objective Traits

open access: yesAnimals
Our study aimed to identify the overall and cluster-specific characteristics of Czech beef cattle breeding systems. We used data from an online survey to ascertain farmers’ preferences in breeding objectives. Considering various evaluation criteria and clustering approaches in 41 farms, three beef systems were defined according to herd size, management,
Zuzana Krupová   +4 more
openaire   +2 more sources

Invasion Dynamics of A Termite, Reticulitermes flavipes, at Different Spatial Scales in France

open access: yesInsects, 2019
Termites are social insects that can also be major pests. A well-known problem species is the subterranean termite, Reticulitermes flavipes. It is invasive in France and is thought to have arrived from Louisiana during the 18th century.
Elfie Perdereau   +7 more
doaj   +1 more source

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