'Crossbred plants' presentation slideshows

Agriscience, Unit 20 Worksheet

Agriscience, Unit 20 Worksheet. ` 1. The process of increasing the number of species of a given plant is called:. 2. The propagation method where a stem is girdled, treated with a rooting hormone , and surrounded with damp sphagnum moss and plastic until new roots appear is called:.

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