Results 81 to 90 of about 158,197 (127)

Reciprocal Trade Agreements: Impacts on Bilateral Trade Expansion and Contraction in the World Agricultural Marketplace [PDF]

The rapid increase in the number of bilateral and regional free-trade agreements since 1995 is a striking development. The proliferation of these agreements has raised questions about whether they have, in fact, opened markets, created trade, promoted ...
Hallahan, Charles B., Vollrath, Thomas L.   +1 more
core  

Another experimental look at reciprocal behavior: indirect reciprocity [PDF]

This paper highlights a new social motivation, the indirect reciprocity, through a three-player dictator-ultimatum game. Player 2 has the opportunity to reward or punish indirectly the player 1 by inciting – with her offer - player 3 to accept or to ...
Bonein Aurélie, Serra Daniel
core  

Drivers of diversification in Linum (Linaceae) by means of chromosome evolution: correlations with biogeography, breeding system and habit. [PDF]

Ann Bot, 2023
Valdés-Florido A, Tan L, Maguilla E, Simón-Porcar VI, Zhou YH, Arroyo J, Escudero M.   +6 more
europepmc   +1 more source

Pollination ecotypes and the origin of plant species. [PDF]

Proc Biol Sci
Johnson SD.
europepmc   +1 more source

The selfing syndrome and beyond: diverse evolutionary consequences of mating system transitions in plants. [PDF]

Philos Trans R Soc Lond B Biol Sci, 2022
Tsuchimatsu T, Fujii S.
europepmc   +1 more source

Floral morph variation mediated by clonal growth and pollinator functional groups of Limonium otolepis in a heterostylous fragmented population. [PDF]

AoB Plants
Ren D, Jiao F, Zhang A, Zhao J, Zhang J.
europepmc   +1 more source

Functions of heteranthery and enantiostyly for wing pollination by pollen-collecting bees in Dilatris ixioides (Haemodoraceae). [PDF]

Ann Bot
Johnson SD, Midgley JJ, Illing N.
europepmc   +1 more source

Different molecular changes underlie the same phenotypic transition: Origins and consequences of independent shifts to homostyly within species. [PDF]

Mol Ecol, 2023
Mora-Carrera E, Stubbs RL, Keller B, Léveillé-Bourret É, de Vos JM, Szövényi P, Conti E.   +6 more
europepmc   +1 more source

Primulapingbaensis (Primulaceae), a new species from Guizhou, China. [PDF]

PhytoKeys, 2023
Zhang N, Jiang XQ, Wu ZK.
europepmc   +1 more source

Supergene evolution via stepwise duplications and neofunctionalization of a floral-organ identity gene. [PDF]

Proc Natl Acad Sci U S A, 2020
Huu CN, Keller B, Conti E, Kappel C, Lenhard M.   +4 more
europepmc   +1 more source