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Protocols for Micropropagation of Woody Trees and Fruits

Protocols for Micropropagation of Woody Trees and Fruits

Protocols for Micropropagation of Woody Trees and Fruits

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58 C. HARGREAVES AND M. MENZIES<br />

Figure 2. A) Zygotic embryo removed from seed; B) germinated zygotic embryo; C) elongated<br />

epicotyl shoot; D) epicotyl shoot removed from hypocotyls <strong>and</strong> elongated; E) elongated shoot<br />

post transfer, divided into shoot tip <strong>and</strong> stem segments; F) following elongation, shoot tip has<br />

elongated, stem segments have produced side shoots; G) serial amplification continues until<br />

shoots are set in rooting medium; H) rooted shoot.<br />

Figure 3. A) Elongated shoots, divided into shoot tips <strong>and</strong> stem segments. Stem segments are<br />

shown in Petri dishes; shoot tips are transferred to jars <strong>for</strong> further elongation (not shown).<br />

B) The stem segments shown in A) after 4 weeks’ growth. Side shoots have <strong>for</strong>med at the<br />

needle stem axils from axillary meristems present. Reproduced by kind permission, from the<br />

Canadian Journal <strong>of</strong> Forestry Science (Hargreaves et al., 2005).

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