Results 21 to 30 of about 42,919 (219)

Growth and yield of Coffea arabica L. in Northwest Fluminense: 2nd harvest

open access: yesRevista Ceres, 2012
In recent years, several new coffee cultivars recommended for different regions have been released. However, the performance of these varieties in many traditionally producing regions is unknown.
Weverton Pereira Rodrigues   +3 more
doaj   +1 more source

Available phosphorus levels in diets for pigs with high genetic potential for lean meat deposition kept in thermoneutral environment from 15 to 30 kg Níveis de fósforo disponível em rações para suínos de alto potencial genético para deposição de carne magra mantidos em ambiente termoneutro dos 15 aos 30 kg

open access: yesRevista Brasileira de Zootecnia, 2011
It was used 72 pigs, 36 castrated males and 36 females, with initial weight of 14.97 ± 0.36 kg to evaluate levels of dietary available phosphorus (aP). The animals were distributed in a completely randomized block design, with six levels of aP (0.107; 0 ...
Leandro Alebrante   +5 more
doaj   +1 more source

Concentração de carboidratos e umidade em raízes de mandioca açucarada (Manihot esculenta Crantz) Pará. [PDF]

open access: yes, 2013
Objetivou-se quantificar as concentrações dos açucares: glicose, frutose e sacarose, o teor de amido e a umidade de genótipos de mandioca açucarada mantidos no Banco Ativo de Germoplasma (BAG) da Embrapa Amazônia Oriental.
ARAÚJO, F. das C. B. de   +2 more
core  

biplot and joint plot graphics to study the triple interaction [PDF]

open access: yes, 2010
Este trabalho teve os seguintes objetivos: propor uma sistemática para o estudo e a interpretação da estabilidade e adaptabilidade fenotípica, por meio do modelo de Tucker3; avaliar o uso do gráfico joint plot; e comparar os resultados obtidos pela ...
ARAÚJO, Lúcio Borges de   +3 more
core   +1 more source

A response to ‘Quantifying phenotypic plasticity at multiple levels—A comment on Gómez et al.’

open access: yesFunctional Ecology, Volume 40, Issue 3, Page 560-562, March 2026.
Read the free Plain Language Summary for this article on the Journal blog. Abstract In this reply, we clarify several conceptual misunderstandings raised in response to our Perspective on quantifying phenotypic plasticity. We emphasize that our central argument concerns the rigorous estimation of the magnitude of plasticity, rather than its mere ...
José M. Gómez   +3 more
wiley   +1 more source

Long‐term comparison shows protected and non‐protected forests differ in harvesting, but not in wildfires or drought‐driven dieback

open access: yesJournal of Applied Ecology, Volume 63, Issue 2, February 2026.
Lower forest harvesting in Natura 2000 sites may align with socio‐economic barriers often claimed by local communities, but protection does not influence vulnerability to other disturbances. In a general scenario of reduced forest harvesting in the region, we argue that differences in harvesting due to protection are statistically significant but ...
Josep Maria Espelta   +10 more
wiley   +1 more source

Efeito da população de plantas e do espaçamento sobre a produtividade de milho. [PDF]

open access: yes, 2018
Para avaliar o efeito da população de plantas (30.000, 60.000 e 90.000 plantas ha-1), sob dois espaçamentos (0,40 e 0,80 m), sobre o rendimento de grãos de três genótipos de milho com arquiteturas foliares aberta (AG 1O51), semi-ereta (AG 7575) e ereta ...
DOURADO NETO, D.   +5 more
core  

Genetic origins and climate‐induced erosion in economically important Asian walnuts

open access: yesConservation Biology, Volume 40, Issue 1, February 2026.
Abstract The global climate is undergoing unprecedented changes, posing significant threats to species persistence. However, the spatiotemporal impacts on genetic diversity remain poorly understood, hindering species conservation and management. Walnuts, generally referred to as Juglans regia and J. sigillata, are economically vital in Asia, but little
Peng‐Zhen Fan   +17 more
wiley   +1 more source

Levels of digestible methionine+cystine in diets for high genetic potential barrows from 95 to 125 kg Níveis de metionina+cistina digestíveis em rações para suínos machos castrados de alto potencial genético de 95 a 125 kg

open access: yesRevista Brasileira de Zootecnia, 2011
This study was carried out to evaluate the effects of increasing levels of digestible methionine+cystine on performance and carcass composition of high genetic potential barrows for lean deposition.
Fabrício de Almeida Santos   +7 more
doaj   +1 more source

Influência de polimorfismos genéticos sobre os parâmetros da curva de crescimento em bovinos de corte. [PDF]

open access: yes, 2011
Registros de pesos ao nascimento, ao desmame e mensais dos 8 aos 19 meses de idade referentes à animais dos gruposgenéticos: ½Canchim-Nelore (CN), ½Angus-Nelore (AN) e ½Simental-Nelore (SN), pertencentes à Embrapa Pecuária Sudeste, SãoCarlos, SP, foram ...
ALENCAR, M. M. de   +6 more
core  

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