Photoperiodism the biological calendar

The flowering response of the rice plant to photoperiod a review of the literature حسب Vergara, B. S.

Effects of photoperiodism of the chlorophyll content and leaf ultrastructure in the winged bean Psophocarpus tetragonolobus(L.) DC. حسب Tabbada, Reynaldo A., Flores, Ma. Agnes A.

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The flowering response of the rice plant to photoperiod a review of the literature حسب Vergara, B. S., Chang, T.T

The flowering response of the rice plant to photoperiod a review of the literature حسب Vergara, B. S.

The flowering response of the rice plant to photoperiod a review of the literature حسب Vergara, B. S.

The flowering response of the rice plant to photoperiod a review of the literature حسب Vergara, B. S.

Insect photoperiodism حسب Beck, Stanley D.

Animal photoperiodism; relationship of daylength to animal growth, development, and behavior. حسب Beck, Stanley D.

Effect of temperature and photoperiod on ovarian recrudescence and maintenance of vitellogenic oocytes in the catfish, Clairias macrocephalus Gunther حسب Pacoli, Cecily S. Quebral