Plant-breeding; comments on the experiments of Nilsson and Burbank . 143 144 PLANT-BREEDING normal ones and these from the pollen of the monstrous in-dividuals and saved and sowed their seed separately. Theseed of twisted origin produced 41 percent of abnormal stalks,the control seed giving 37 to 44 per cent of twisted Fig. 44. Twisted stems. A. Of a horsetail (Equisetum Telmateja). the wild teasel {Dipsacus sylvestris). Ribbondike stems or fasciations are another hereditary-monstrosity. In such a race of the hawksbeard I isolated thenormal plants from the flattened stems and gat
Plant-breeding; comments on the experiments of Nilsson and Burbank . 143 144 PLANT-BREEDING normal ones and these from the pollen of the monstrous in-dividuals and saved and sowed their seed separately. Theseed of twisted origin produced 41 percent of abnormal stalks,the control seed giving 37 to 44 per cent of twisted Fig. 44. Twisted stems. A. Of a horsetail (Equisetum Telmateja). the wild teasel {Dipsacus sylvestris). Ribbondike stems or fasciations are another hereditary-monstrosity. In such a race of the hawksbeard I isolated thenormal plants from the flattened stems and gathered the seedseparately. The first gave 20 per cent, the latter 20 to 40 per
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