Photoperiodism the biological calendar

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

Effects of photoperiodism of the chlorophyll content and leaf ultrastructure in the winged bean Psophocarpus tetragonolobus(L.) DC. per 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 per Vergara, B. S., Chang, T.T

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

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

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

Insect photoperiodism per Beck, Stanley D.

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

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