Selective fertilization / by Donald Forsha Jones.

  • Donald F. Jones
Date:
[1928]
Catalogue details

Licence: Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)

Credit: Selective fertilization / by Donald Forsha Jones. Source: Wellcome Collection.

    15/184 page XI
    LIST OF ILLUSTRATIONS FIG. p AGE 1. Pistillate Flowers of Melandrium n 2. Curve Showing the Reduction in Seeds Produced with the Age oe Pollen 13 3. Curve Showing the Reduction in Percent of Fe male Plants with the Age of Pollen 14 4. Differential Pollen-Tube Growth in Datura . . 16 5. The Relative Development of Various Endosperm Characters of Maize 22 6. Maize Resulting from the Application of the Same Mixture of Pollen from the Two Kinds of Plants That Produced Them 46 7. Tomatoes Give Hybrids Which Can Be Distin guished from Both Parental Varieties .... 56 8. Pistillate Inflorescence of Maize at the Time of Pollination 60 9. The Cotton Flower Showing Stigmas and Anthers . 67 10. Stigmas of Cotton Naturally Pollinated ... 69 11. Cherry Tree Self-pollinated and Cross-pollinated with Several Varieties on Different Branches . 80 12. Self-sterile Cabbage Producing Good Seed Pods When Crossed with Compatible Plants .... 82 13. Chart Showing the Distribution of Flower Abor tion, Self-Incompatibility, Self-Compatibility, and Arrested Development on the Main and Lateral
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