| The F1 hybrid is an example of
the combination of the excellent characteristics of parents line. The availability of pure lines enables Sakata to develop F1 hybrid varieties,
which have been proven valuable in increasing the productivity and development of a wide
range of products.

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The production process has been
made more effective with a consideration for the environment by creating seeds more
resistant to disease, thereby reducing the amount of chemical sprays required. A successful example in relation to the problem of agricultural
chemicals has been with spinach.
Research efforts led to the development of a hybrid spinach
extremely resistant to downy mildew. |
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| Rushmore is resistant to Downy Mildew
races 1, 2, 3 and 4 |
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