Integrating gene deployment and crop management for improved rice resistance to Asian planthoppers

FG Horgan - Crop Protection, 2018 - Elsevier
This review examines the effects of crop management on the efficiency and durability of
planthopper resistant rice in Asia. Historical evidence and selection experiments indicate …

Hybrid rice and insect herbivores in A sia

FG Horgan, E Crisol - Entomologia Experimentalis et Applicata, 2013 - Wiley Online Library
Since the late 1970s, the area of agricultural land dedicated to hybrid rice has rapidly
increased throughout Asia, particularly in C hina, I ndia, and V ietnam. The pace of hybrid …

[HTML][HTML] Stem borers revisited: Host resistance, tolerance, and vulnerability determine levels of field damage from a complex of Asian rice stemborers

FG Horgan, AM Romena, CC Bernal, MLP Almazan… - Crop Protection, 2021 - Elsevier
Yield losses from rice stem borers depend on the nature of the rice variety, the timing of
attack, and the composition of the stem borer species assemblage. This study uses a range …

[HTML][HTML] Resistance and tolerance to the brown planthopper, Nilaparvata lugens (Stål), in rice infested at different growth stages across a gradient of nitrogen …

FG Horgan, AP Cruz, CC Bernal, AF Ramal… - Field Crops …, 2018 - Elsevier
High resource availability can reduce anti-herbivore resistance (a plant's ability to defend
against herbivores and reduce damage) in rice, Oryza sativa L, but may also increase …

Heterosis for resistance to insect herbivores in a 3-line hybrid rice system

FG Horgan, CC Bernal, AF Ramal, MLP Almazan… - Insects, 2024 - mdpi.com
Simple Summary Hybrid rice is produced by crossing a male sterile rice line (the A line) with
a pollen doner that restores fertility (the restorer line). The consequential outbreeding can …

Susceptibility and tolerance in hybrid and pure‐line rice varieties to herbivore attack: biomass partitioning and resource‐based compensation in response to damage

FG Horgan, E Crisol‐Martínez… - Annals of Applied …, 2016 - Wiley Online Library
Hybrid rice has been noted for its susceptibility to insects and diseases compared to pure‐
line (conventional) rice varieties. We investigated herbivory by Nilaparvata lugens, Sogatella …

Temperature-dependent oviposition and nymph performance reveal distinct thermal niches of coexisting planthoppers with similar thresholds for development

FG Horgan, A Arida, G Ardestani, MLP Almazan - PLoS One, 2020 - journals.plos.org
The brown planthopper (Nilapavata lugens: BPH) and whitebacked planthopper (Sogatella
furcifera: WBPH) co-occur as the principal pests of rice in Asia. A review of previous studies …

Nitrogenous fertilizer reduces resistance but enhances tolerance to the brown planthopper in fast-growing, moderately resistant rice

FG Horgan, TFS de Freitas, E Crisol-Martínez… - Insects, 2021 - mdpi.com
Simple Summary The brown planthopper is a major rice pest in Asia that causes extensive
damage where farmers apply large amounts of nitrogenous fertilizers. Over the last 50 years …

[HTML][HTML] Effects of nitrogen on egg-laying inhibition and ovicidal response in planthopper-resistant rice varieties

FG Horgan, TS Srinivasan, BS Naik, AF Ramal… - Crop Protection, 2016 - Elsevier
A series of experiments was set up to examine the effects of nitrogen on rice (Oryza sativa
L.) resistance against Nilaparvata lugens (Stål) and Sogatella furcifera (Horváth). Egg laying …

Revisiting research and methods in stemborer-rice interactions for integration into future breeding programs

FG Horgan - CABI Reviews, 2023 - cabidigitallibrary.org
Research into rice-stemborer interactions for pest management has gained renewed
attention in the last 10–15 years. However, recent research has tended to overlook essential …