Results 61 to 70 of about 35,787 (253)
Cronología reproductora de Ceratozamia mexicana (Cycadales)
Botanical Sciences, 2000 En Cemtozamia mexicana Brongn. el desarrollo de la semilla se cumple en 24 meses desde la iniciación de los óvulos en agosto hasta el desarrollo completo del cuerpo del embrión.
María Ydelia Sánchez-Tinoco +2 more
doaj +1 more source
Weeds in a changing climate: Competitors or service plants?
PLANTS, PEOPLE, PLANET, Volume 8, Issue 6, Page 1943-1957, November 2026.Reducing herbicide use and preparing agroecosystems for climate change are two top priorities on the global policy agenda. Here, we explore whether these two challenges can be tackled simultaneously. While weeds are generally considered a threat to crop production, we show that weeds can help overcome climate change challenges in agroecosystems ...
Marie J. Zwetsloot +12 more
wiley +1 more source
Comportamiento del gusano rosado de la india Pectinophora gossypiella (saunders) en semilla de algodón almacenada [PDF]
, 1983 El gusano rosado de la India Pectinophora gossypiella (Saunders) (Lepidoptera : Gelechiidae ) no puede multiplicarse en semilla sana de algodón almacenada.
Beltran, Jorge, Garcia, Fulvia
core +2 more sources
Ontogenia de la semilla de Yucca periculosa (Agavaceae)
Botanical Sciences, 2017 Las semillas de algunas especies de Yucca han sido estudiadas por Arnott y Horner. Ellos se refieren principalmente al estado maduro y afirman que el tejido de reserva extraembrionario es un perispermo.
Eduardo García-Villanueva +1 more
doaj +1 more source
PLANTS, PEOPLE, PLANET, Volume 8, Issue 6, Page 2102-2120, November 2026.Sorghum is a staple food for hundreds of millions of people in dry regions worldwide, and improving its nutritional quality is vital for global food and health security under climate change. In this study, we evaluated traditional Sudanese sorghum varieties grown in eastern deltas to better understand their natural health‐promoting properties. We found
Khitma A. Sir Elkhatim +5 more
wiley +1 more source
Anatomía de la semilla de Tigridia pavonia (Iridaceae)
Botanical Sciences, 2002 Mediante microscopía de luz, tinciones histoquímicas y microscopía electrónica de barrido se determinó que el óvulo en la semilla de Tigridia pavonia (Iridaceae ) es anátropo, bitégmico y crasinucelar.
Aída Carrillo-Ocampo, E.M. Engleman
doaj +1 more source
Breeding for multi‐stress resilience in crops: Myth or possibility?
PLANTS, PEOPLE, PLANET, Volume 8, Issue 6, Page 1968-1977, November 2026.Climate change threatens millions of farmers worldwide by exposing crops to multiple concurrent or sequential environmental stresses such as drought, heat, waterlogging, and diseases. Although crops have long been selected under naturally occurring multi‐stress conditions, breeding pipelines largely focus on optimal or single‐stress environments ...
Hamid Khazaei +2 more
wiley +1 more source
Germinación, crecimiento y desarrollo de Bulnesia Gay bajo diferentes tratamientos pregerminativos
Gayana: Botanica, 2021 Bulnesia chilensis Gay (Zygophyllaceae) es un arbusto endémico de las regiones de Atacama y Coquimbo, único representante del género en la flora chilena.
Carolina Pañitrur +3 more
doaj
, 2022 La exposición "Semilla, llama, penumbra" en la que han participado ocho mujeres artistas españolas, propone un acercamiento contemporáneo al simbolismo y a la representación del mito de Deméter a través de una imaginación mítica articulada desde un enfoque ecofeminista.
Angoso De Guzmán, Diana Isabel +10 more
openaire +1 more source
Harnessing the nutritional potential of Cape wild edible plants: Insights, gaps and priorities
PLANTS, PEOPLE, PLANET, Volume 8, Issue 6, Page 2089-2101, November 2026.Wild edible plants hold significant potential to strengthen food systems by enhancing nutrition, dietary diversity, climate resilience, sustainability and deeper connection of people to their food. In this study, we conducted a systematic literature review to identify knowledge gaps and assess the nutritional contributions of selected wild edible ...
Nicola Kühn +5 more
wiley +1 more source