Results 21 to 30 of about 8,961,382 (293)

Racial classification as a multistate process [PDF]

Demographic Research
BACKGROUND: Although the existence of racial fluidity is generally accepted in both Brazil and the United States, changes in racial classification over the life course are often not incorporated into standard demographic estimates. OBJECTIVE: By taking a
Jerônimo Muniz, Aliya Saperstein, Bernardo Lanza Queiroz   +2 more
doaj   +1 more source

Demographic characteristics of Bryobia rubrioculus (Acari: Tetranychidae) reared on sour cherry leaves at different constant temperatures

Persian Journal of Acarology, 2015
The life history of Bryobia rubrioculus Scheuten (Acari: Tetranychidae) on sour cherry leaves was studied based on the age-stage, two-sex life table at nine constant temperatures (15, 17.5, 20, 22.5, 25, 27.5, 30, 32.5 and 33.5 ºC), 60 ± 5% RH and a ...
Mohammad Ali Soleimani, Mohammad Khanjani, Babak Zahiri, Saeid Javadi Khederi   +3 more
doaj   +1 more source

Efeito de quatro tipos de mel na longevidade e reprodução de Catolaccus grandis (Hymenoptera:pteromalidae) Effect of four types of honey on longevity and reproduction of Catolaccus grandis (Hymenoptera:Pteromalidae)

Ciência Rural, 2004
O trabalho teve como objetivo conhecer o melhor tipo de mel em relação à longevidade e fertilidade do parasitóide do bicudo-do-algodoeiro Catolaccus grandis.
Paulo Alves Wanderley, Maria José Araújo Wanderley, Arlindo Leal Boiça Júnior, Álvaro Pavan Júnior   +3 more
doaj   +1 more source

Demographic and Phenological Studies on David’s Spurge (Euphorbia davidii) in the Central Area of Buenos Aires Province, Argentina [PDF]

Planta Daninha, 2018
: David’s Spurge is an spring-summer annual weed, present in the central area of Buenos Aires Province, Argentina. Field studies were carried out during 2011/12 and 2013/14 to assess demography and population dynamics and determine a thermal time scale ...
F.R. NÚÑEZ FRÉ, V.F. JUAN, H.M. SAINT ANDRÉ, G.R. CHANTRE   +3 more
doaj   +1 more source

Population Growth of Fall Armyworm, Spodoptera frugiperda Fed on Cereal and Pulse Host Plants Cultivated in Yunnan Province, China

Plants, 2023
The fall armyworm, Spodoptera frugiperda is a major agricultural pest in China, and has migrated from its continuous breeding area to other parts of China. In our study, the biological behaviors of S.
Kifle Gebreegziabiher Gebretsadik, Ying Liu, Yanqiong Yin, Xueqing Zhao, Xiangyong Li, Fushou Chen, Yong Zhang, Julian Chen, Aidong Chen   +8 more
doaj   +1 more source

Effects of neuromuscular warm-up on athletes’ change-of-direction performance and knee isokinetic muscle strength: a systematic review and meta-analysis

Frontiers in Physiology
BackgroundNeuromuscular warm-up is a structured protocol containing at least three of the following exercise types: resistance, dynamic stability, core strength, plyometrics, and agility.
Chenwen Zhu, Yunfei Lu, Meiling Tao, Tianyue Yin, Jiuzhang Li, Steve Thompson, Nan Gu   +6 more
doaj   +1 more source

Biological and predatory characteristics of Andrallus spinidens (Hem.: Pentatomidae) on fourth instar larvae of Spodoptera littoralis (Lep.: Noctuidae), under laboratory conditions [PDF]

نامه انجمن حشره‌شناسی ایران, 2012
Biological and predatory characteristics of Andrallus spinidens (F.) on fourth instar larvae of Egyptian cotton leafworm, Spodoptera littoralis (Bois.), were investigated, under laboratory condition, at 25 ± 1°C, 60 ± 5% RH and a photoperiod of 16: 8 ...
J. Mohaghegh, M. Amir-Maafi, A. Sahragard, H. Khodaverdi   +3 more
doaj  

Ethanol vapours limit Botrytis development over the postharvest life of table grapes [PDF]

, 2005
The application of ethanol vapours has been optimised over two seasons in order to prevent rot development, caused by Botrytis cinerea, and stem browning in 'Chasselas' table grapes.
Chervin, Christian, Monteils, Ghislaine, Westercamp, Pascale   +2 more
core   +3 more sources

Shelf life of table grape varieties [PDF]

Journal on Processing and Energy in Agriculture, 2012
Table grape has an important role in the fresh fruit market all over the year. We tested shelf life 17 table grape varieties which are represent of the production and market in Hungary.
Füstös Zsuzsanna, Pernesz György
doaj  

Development, Reproduction, and Life Table Parameters of the Foxglove Aphid, Aulacorthum solani Kaltenbach (Hemiptera: Aphididae), on Soybean at Constant Temperatures

Insects, 2020
We investigated several characteristics of the development and reproduction of the aphid Aulacorthum solani raised on soybean (Glycine max) at 10 constant temperatures between 2.5 and 30 °C, and described the relationship between temperature and several ...
Bo Yoon Seo, Eun Young Kim, Jeong Joon Ahn, Yonggyun Kim, Sungtaeg Kang, Jin Kyo Jung   +5 more
doaj   +1 more source