Buscar
Mostrando ítems 81-90 de 3976
The Flower in Inca Ritual CyclesLa flor en el ciclo ritual incaico
(Pontificia Universidad Católica del Perú, 2005)
Female germ cell renewal during the annual reproductive cycle in Ostariophysians fish
(2013-03-01)
The objective was to characterize female germ cell renewal during the annual reproductive cycle in two species of ostariophysian fish with distinct reproductive strategies: a siluriform, Pimelodus maculatus, in which oocyte ...
Effects of Annual Rainfall on Reproduction of Pleurodema tucumanum (Anura: Leptodactylidae) on the Western Border of the Great American Chaco
(Brazilian Society of Herpetology, 2021-11-01)
The objective of this study was to describe and compare the reproductive cycle of Pleurodema tucumanum in dry and rainy years in a portion of the Chaco Serrano in western Argentina. We captured 141 males and 93 females ...
Twice-annually spawning rainbow trout females in a cultured population from southern Chile. I. Biometric performance and reproductive cycle dynamic
(2008-10-04)
Two rainbow trout female populations (Wt-01 y Wt-02) were studied, which a
percentage of individuals displayed a double annually reproductive cycle
(DARC). This trait is characterized by an autumn spawning (normal
reproductive ...
Plasticity in nitrogen conservation strategy under C gain variation in annual and perennial Physaria (Brassicaceae)
(Elsevier Gmbh, 2020-09)
Perennial plants have a greater reliance on internal cycling of nitrogen and are less influenced by external fluctuations of soil fertility than annuals. Despite their importance, the major mechanisms in which annuals and ...
Soil respiration at mean annual temperature predicts annual total across vegetation types and biomes
(Copernicus Publications, 2010)
Immunohistochemical study of pituitary cells in wild and captive Salminus hilarii (Characiformes: Characidae) females during the annual reproductive cycle
(SpringerPlus, 2013-09-13)
Freshwater fish that live exclusively in rivers are at particular risk from fragmentation of the aquatic system, mainly the species that migrate upriver for reproduction. That is the case of Salminus hilarii, an important ...
Some Characteristics of the Annual Precipitation Cycle in Central America and their Relationships with its Surrounding Tropical Oceans
(2002)
Usando 94 estaciones pluviométricas de registro diario, se calcularon los ciclos anuales promedio dominantes en la región centroamericana por medio del análisis de funciones ortogonales empíricas. Esto permitió estimar ...
Some Characteristics of the Annual Precipitation Cycle in Central America and their Relationships with its Surrounding Tropical Oceans
(2002)
Usando 94 estaciones pluviométricas de registro diario, se calcularon los ciclos anuales promedio dominantes en la región centroamericana por medio del análisis de funciones ortogonales empíricas. Esto permitió estimar ...