Listar por tema "FECUNDITY"
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The grapevine aphid, Aphis illinoisensis: thermal requirements for development and its performance on six grapevine cultivars
(2012)The grapevine aphid, Aphis illinoisensis (Shimer), has invaded various regions in the Mediterranean basin. The aim of this study was to determine the thermal requirements for aphid development and to assess its performance ... -
Ovarian allometry and the use of the gonosomatic index: a case study in the Mediterranean sardine, Sardina pilchardus
(2004)The gonosomatic or gonadosomatic index [GSI =( ovary weight/fish weight) x 100] has been widely used in. sheries science and experimental reproductive studies as a simple, low-cost measure of reproductive condition. However, ... -
Ovarian atresia in the Mediterranean sardine, Sardina pilchardus sardina
(2003)Histological analysis was used to describe and analyse the process of ovarian atresia in sardine (Sardina pilchardus sardina) from the central Aegean Sea (eastern Mediterranean). The spawning potential of females in relation ...