Results 71 to 80 of about 3,673 (202)

Comparative genomic analysis revealed rapid differentiation in the pathogenicity-related gene repertoires between Pyricularia oryzae and Pyricularia penniseti isolated from a Pennisetum grass

open access: yesBMC Genomics, 2018
Background A number of Pyricularia species are known to infect different grass species. In the case of Pyricularia oryzae (syn. Magnaporthe oryzae), distinct populations are known to be adapted to a wide variety of grass hosts, including rice, wheat and ...
Huakun Zheng   +16 more
doaj   +1 more source

Evaluation of several important defense enzyme activities in mutant rice resistant to blast disease [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2019
Blast disease, caused by fungus Magnaporthe grisea (Hebert) Barr, with asexual form Pyricularia grisea (Cooke) Sacc, is the main fungal disease of rice in the tropical and temperate regions of the world and Iran.
D E. Almas   +5 more
doaj   +1 more source

Recent developments in fluorine‐containing pesticides

open access: yesPest Management Science, Volume 80, Issue 7, Page 3065-3087, July 2024.
In the timeframe 2016–2022, approximately 77% of the 39 launched products (herbicides, fungicides, insecticides, acaricides, and nematicides) were halogen‐substituted and from these, approximately 64% were fluorine‐containing pesticides. Abstract To ensure ongoing sustainability, the modern agrochemical industry is faced with enormous challenges. These
Peter Jeschke
wiley   +1 more source

Efficacy of selected plant extracts against Pyricularia Grisea, causal agent of rice blast disease

open access: yes, 2015
American Journal of Plant Sciences, 2015, 6, 602-611Rice blast disease, caused by a seed-borne fungus Pyricularia grisea, is an important and serious disease of rice (Oryza sativa L.) worldwide. The disease has been reported to cause yield losses of up
Mamiro, Delphina P.   +2 more
core   +2 more sources

Pengaruh Waktu Terhadap Intensitas Penyakit Blast Dan Keberadaan Spora Pyricularia Grisea (Cooke) Sacc.Pada Lahan Padi Sawah (Oryzae sativa) Di Kecamatan Samarinda Utara

open access: yesZiraa'ah: Majalah Ilmiah Pertanian, 2015
The objective of this study was to observe the effect of duration of infection on the blast intensity and the presence of Pyricularia grisea (Cooke) Sacc. spores on lowland rice (Oryzae sativa). The experiment was conducted in North Samarinda and also in
Ni'matuljannah Akhsan   +1 more
doaj   +1 more source

Exploring the effects of red light night break on the defence mechanisms of tomato against fungal pathogen Botrytis cinerea

open access: yesPhysiologia Plantarum, Volume 176, Issue 4, July/August 2024.
Abstract Plant infections caused by fungi lead to significant crop losses worldwide every year. This study aims to better understand the plant defence mechanisms regulated by red light, in particular, the effects of red light at night when most phytopathogens are highly infectious.
András Kukri   +10 more
wiley   +1 more source

Finger millet (Eleusine coracana) improvement: Challenges and prospects—A review

open access: yesPlant Breeding, Volume 143, Issue 3, Page 350-374, June 2024.
Abstract Finger millet is a climate‐resilient and highly nutritious small grain crop widely grown in the semi‐arid tropics. It has multiple uses, including for food, feed and beverage preparations. However, finger millet is an under‐utilized and under‐researched crop with a mean yield of <1.0 t/ha despite a potential productivity of up to 8 t/ha.
Adane Gebreyohannes   +5 more
wiley   +1 more source

A carbon dot toolbox for managing biotic and abiotic stresses in crop production systems

open access: yesEcoMat, Volume 6, Issue 5, May 2024.
Carbon dots (C‐dots) are carbon‐based nanoparticles, smaller than 50 nm, exhibiting unique opto‐electro‐properties. Owing to versatile carbon chemistry, the surface functionalities of C‐dots can be readily tuned to regulate plant physiological processes for overcoming diverse biotic and abiotic stresses faced by the crops.
Muhammad U. Zia   +5 more
wiley   +1 more source

Harnessing Phytohormones: Advancing Plant Growth and Defence Strategies for Sustainable Agriculture

open access: yesPhysiologia Plantarum, Volume 176, Issue 3, May/June 2024.
Abstract Phytohormones, pivotal regulators of plant growth and development, are increasingly recognized for their multifaceted roles in enhancing crop resilience against environmental stresses. In this review, we provide a comprehensive synthesis of current research on utilizing phytohormones to enhance crop productivity and fortify their defence ...
Jamin Ali   +9 more
wiley   +1 more source

Development of microsatellite markers for the genetic analysis of Magnaporthe grisea

open access: yesGenetics and Molecular Biology, 2000
An AG microsatellite-enriched genomic DNA library was constructed for Magnaporthe grisea (anamorph Pyricularia grisea), the causal agent of rice blast.
Brondani Claudio   +3 more
doaj  

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