Results 11 to 20 of about 87,667 (308)

Sunflower resistance to the sunflower moth

open access: yesCalifornia Agriculture, 1977
The sunflower moth (Homoeosoma electellum Hulst.) will probably never be put on the endangered species list, but many California farmers would iike to see it as extinct as the dinosaurs because of the damage it does to the sunflower crop.
B Beard   +6 more
doaj   +1 more source

Note on sunflowers [PDF]

open access: yesDiscrete Mathematics, 2021
3 pages; based on 2020 REU; minor edits; to appear in Discrete ...
Tolson Bell   +2 more
openaire   +2 more sources

Odd-sunflowers

open access: yesJournal of Combinatorial Theory, Series A, 2023
Extending the notion of sunflowers, we call a family of at least two sets an \emph{odd-sunflower} if every element of the underlying set is contained in an odd number of sets or in none of them. It follows from the Erd\H os--Szemer\'edi conjecture, recently proved by %Alweiss, Lovett, Wu, and Zhang, Naslund and Sawin, that there is a constant $\mu < ...
Frankl, Peter   +2 more
openaire   +6 more sources

Arabidopsis GOLD36/MVP1/ERMO3 Is Required for Powdery Mildew Penetration Resistance and Proper Targeting of the PEN3 Transporter

open access: yesMolecular Plant-Microbe Interactions, 2022
The Arabidopsis PENETRATION 3 (PEN3) ATP binding cassette (ABC) transporter contributes to penetration resistance against nonadapted powdery mildew fungi and is targeted to papillae deposited at sites of interaction with the fungus. Timely recruitment of
William Underwood
doaj   +1 more source

Vertical Price Transmission in the Ukrainian Sunflower Oil Supply Chain [PDF]

open access: yesJournal of Central European Agriculture, 2022
Sunflower is one of the most popular and extensively produced crops in Ukraine. Almost all production of sunflower is processed further into sunflower oil.
Mykola Dereva, Miroslava Rajcaniova
doaj   +1 more source

Evaluation of horizontal resistance of sunflower (Helianthus annuus L.) to downy mildew (Plasmopara halstedii)☆

open access: yesOilseeds and fats, crops and lipids, 2021
Downy mildew is one of the most important diseases of sunflower crop around the world caused by Plasmopara halstedii (Farl.) Berl.et de Toni. The aim of our study was to evaluate the horizontal resistance of elite and prospective lines to downy mildew in
Gontcharov Sergey, Goloschapova Natalya
doaj   +1 more source

Multicolour Sunflowers

open access: yesCombinatorics, Probability and Computing, 2018
A sunflower is a collection of distinct sets such that the intersection of any two of them is the same as the common intersectionCof all of them, and |C| is smaller than each of the sets. A longstanding conjecture due to Erdős and Szemerédi (solved recently in [7, 9]; see also [22]) was that the maximum size of a family of subsets of [n] that contains ...
Dhruv Mubayi, Lujia Wang
openaire   +2 more sources

New Natural Injection-Moldable Composite Material from Sunflower Oil Cake [PDF]

open access: yes, 2006
Through a twin-screw extrusion process the native structure of sunflower oil cake was completely transformed (globular protein denaturation/texturization and husk fiber defibration) into a simpler matrix-fiber structure, as could be seen on SEM ...
O. Orliac   +7 more
core   +1 more source

Sunflowers and robust sunflowers from randomness extractors

open access: yesTheory Comput., 2022
Summary: The Erdős-Rado Sunflower Theorem [\textit{P. Erdős} and \textit{R. Rado}, J. Lond. Math. Soc. 35, 85--90 (1960; Zbl 0103.27901)] is a fundamental result in combinatorics, and the corresponding Sunflower Conjecture is a central open problem. Motivated by applications in complexity theory, \textit{B. Rossman} [SIAM J. Comput. 43, No. 1, 256--279
Xin Li 0006   +2 more
openaire   +3 more sources

Sterol content in sunflower seeds (Helianthus annuus L.) as affected by genotypes and environmental conditions [PDF]

open access: yes, 2010
Phytosterols play essential roles in many plant cell mechanisms. They are of industrial interest since, as part of the diet, they can reduce Low Density Lipoprotein cholesterol.
Roche, Jane, J.   +20 more
core   +1 more source

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