Results 81 to 90 of about 12,664 (198)

A Review of the Biology of Giant Salvinia [PDF]

open access: yes, 1993
Giant salvinia (Salviniaceae) is a potentially serious aquatic weed that is native to Brazil. It has been reported in more than 20 countries, but is not established in the U.S. at this time.
Oliver, J. Douglas
core  

Advice on animal and public health risks of insects reared on former foodstuffs as raw material for animal feed

open access: yesFood Risk Assess Europe, Volume 4, Issue 1, January 2026.
Abstract In the coming decades, there is expected to be a sharply increased demand for dietary proteins for humans and animals. As a result, there is an increasing focus on reared insects as a new source of protein. According to the Ministry of Agriculture, Nature and Food Quality (LNV), the use of food chain residual flows such as former foodstuffs as
L.F.F. Kox, D.T.H.M. Sijm
wiley   +1 more source

Olfactometer-measured responses of Listronotus bonariensis (Kuschel) (Coleoptera: Curculionidae) to feeding-induced grass volatiles and conspecific frass as influenced by the weevil’s seasonality

open access: yesFrontiers in Ecology and Evolution
This contribution aimed to uncover the unique host plant-finding and spatial ecology of reproductive and diapausing Argentine stem weevil, Listronotus bonariensis, and its adaptive implications in Aotearoa-New Zealand pasture.
Jessica Vereijssen   +4 more
doaj   +1 more source

Tropical Medicinal Plant Extracts Against Rice Weevil, Sitophilus oryzae L. [PDF]

open access: yes, 2010
Rice weevil, Sitophilus oryzae L. is one of the major pests of stored commodities, the adult weevils feed on rice and the females lay eggs inside rice kernels. In the study chemical composition of extracts from black pepper, Piper nigrum L.
Khani, Mousa   +4 more
core  

Sexual Dimorphism of Rhyssomatus subtilis (Coleoptera: Curculionidae) [PDF]

open access: yes, 2014
Examination with a binocular microscope of adults of Rhyssomatus subtilis Fielder (Coleoptera: Curculionidae) revealed distinct differences between the sexes in the foreleg, which permits their differentiation with complete accuracy.
Casmuz, Augusto S.   +4 more
core   +1 more source

Maize in India: Production Systems, Constraints, and Research Priorities [PDF]

open access: yes
Crop Production/Industries, Research and Development/Tech Change/Emerging Technologies,
Gerpacio, Roberta V.   +4 more
core   +1 more source

First report of the exotic weevil Stenopelmus rufinasus (Coleoptera: Curculionidae) occurrence in Iran

open access: yesJournal of Crop Protection, 2018
The water fern weevil, Stenopelmus rufinasus Gyllenhal (Coleoptera: Curculionidae), is considered as the most important biological control agent of Azolla spp. in the world. Azolla spp. was introduced in Iran in 1986.
Atousa Farahpour-Haghani   +4 more
doaj  

Tariff Escalation and Invasive Species Damages [PDF]

open access: yes
We investigate the interface between trade and invasive species (IS) risk, focusing on the existing tariff escalation in agro-forestry product markets and its implication for IS risk.
Beghin, John C.   +2 more
core  

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