12 pages matching field reproductive in this book
Results 1-3 of 12
What people are saying - Write a review
We haven't found any reviews in the usual places.
2l June adult female shrimps amphipods average brine shrimp brood California Cervidae change in daylength circannual commenced reproductive activity constant photoperiod experiments date of placement Davidson Current period daylight received decapod decrease in daylength decrease reproductive activity Entrainment Experiment fall months fall reproductive diapause field animals field reproductive group 5 out-of-phase Heptacarpus pictus hours of daylight in-phase and out-of-phase in-phase shrimps July l984 and September laboratory growth rates length increase long days Long Marine Laboratory mature females number of shrimps oocytes oogenesis out-of-phase groups out-of-phase rooms out-of-phase shrimps ovary percentage of reproductively phase Photoperiodic change photoperiodic cycle photoperiodic regulation pictus at Pigeon Pigeon Point planktonic pleopods post-larvae post-larval recruitment rapidly increased relative abundance reproductive activity minimum reproductive cycle reproductive minimum reproductively active females reproductively active Fig San Mateo County Santa Cruz seawater September l986 short days shrimps bottom shrimps collected size frequency distributions test groups tidepool fishes upwelling season