Results 21 to 30 of about 3,643,389 (310)
Insects, 2020 Aphelinus asychis, a polyphagous parasitoid, has been widely used as an efficient biological control agent against the aphid Myzus persicae. Aiming to evaluate the influence of temperature on the biological characteristics and control potential of A ...
Sheng Yin Wang +5 more
doaj +1 more source
The tree of life and the table of the elements [PDF]
, 2022 Darwin’s tree of life and Mendeleev’s periodic table of the elements share a number of interesting parallels, the most meaningful of which lie in the central role that each plays in its respective domain.
Scerri, Eric, Reznik, David
core
Demographic characteristics of the cowpea seed beetle, Callosobruchus maculatus (Coleoptera: Chrysomelidae) on chickpea landraces [PDF]
نامه انجمن حشرهشناسی ایران, 2020 The cowpea seed beetle, Callosobruchus maculatus is one of the most destructive pests of pulses including chickpea. In this research, the effect of chickpea landraces including Abgoshtiriz bokan, Etiopi, Khardar bokan, Zard kordestan, Siah alashtar ...
Ehsan Shahbazi +3 more
doaj +1 more source
Life table parameters of Callosobruchus maculatus on cowpea seeds (Vigna unguiculata) treated with some biological and chemical fertilizers [PDF]
نامه انجمن حشرهشناسی ایران, 2023 The cowpea weevil, Callosobruchus maculatus (F.) (Coleoptera: Chrysomelidae), a destructive insect pest of cowpea, Vigna unguiculata (L.), in the field and storage, causes significant losses in seed weight, germination ability, and the market value.
Fatemeh Hamzavi +4 more
doaj +1 more source
Estimating the Life Expectancy at Birth for Iranian Provinces during 2011-16
Journal of Community Health Research, 2022 Background: Life expectancy at birth is a useful indicator of mortality across a population at a particular point in time. Due to the incomplete and different coverage of mortality data in the provinces of Iran, constructing a life table without data ...
Mohammad Sasanipour
doaj
Racial classification as a multistate process [PDF]
Demographic ResearchBACKGROUND: 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 +2 more
doaj +1 more source
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 +3 more
doaj +1 more source
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 +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 +3 more
doaj +1 more source
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 +8 more
doaj +1 more source