The book Cephaleuros Virescens, Kunze: the Red Rust of Tea was written by author Mann, Harold H. (Harold Hart), B. 1872 Here you can read free online of Cephaleuros Virescens, Kunze: the Red Rust of Tea book, rate and share your impressions in comments. If you don't know what to write, just answer the question: Why is Cephaleuros Virescens, Kunze: the Red Rust of Tea a good or bad book?
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H. MANN AN-D C. M. HUTCHINSON. 19 spores produced on the stem. Experiments (1) and (2) were, however, eminently successful in the sense that infection and normal growth resulted in each case. Five weeks after com. mencing the experiments, minute patches were observable on the previously healthy leaf surface in Experiment (1) ; eleven days later the most forward of these vv-ere removed for examination. The stage of development is shown in Fig. 1. Hsematochrom was Fig. 1. Portion of algal patch o...n leaf eleven DATS APTBK becoming VISIBLE (jV* oil immersion). apparently absent or nearly so, nor were there at this stage any signs of reproductive organs. Six leaves were under treatment, and on four of these algal patches were found. On one of the four leaves, algal patches were developed within the control area, possibly by infection from outside sources. In Experiment (2), i.e., infection from leaf to stem, the results were naturally more difficult to observe, and no patches with cellular hairs, the usual external evidence of the presence of the alga below the bark, were actually found, but its existence in the artificially infected stems was proved by examination of numerous sections of the latter.
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