Annona Species Monograph.pdf - Crops for the Future

List of Figures
2-1. Botanical characteristics of some plant parts of cherimoya (Annona
cherimola Mill.) .................................................................................... 9
2-2. Botanical characteristics of some plant parts of soursop (Annona
muricata L.)......................................................................................... 12
2-3. Botanical characteristics of some plant parts of custard apple (Annona
reticulata L.)........................................................................................ 14
2-4. Botanical characteristics of some plant parts of wild soursop (Annona
senegalensis L.)................................................................................... 16
2-5. Botanical characteristics of some plant parts of sugar apple (Annona
squamosa L.) ....................................................................................... 18
3-1. Global distribution and occurence of 5 annona species......................... 18
10-1. Type and sequence of seed germination of annona species................. 74
10-2. A sketch (plan view) of an irrigated nursery for production of grafted
soursop and sugar apple trees showing the cement block supports,
wires, micro-sprinklers and plastic bags, their distances and
characteristics ...................................................................................... 76
10-3. A sketch (side view) of an irrigated nursery for production of grafted
soursop and sugar apple trees showing the cement block supports,
wires, micro-sprinklers and organization of plastic bags, their distances
and characteristics ............................................................................... 77
10-4. Splice grafting in Annona .................................................................... 81
10-5. Steps of the inverted T - budding technique in Annona....................... 82
10-6. Steps of the topworking technique used to regenerate an unproductive
canopy of an annona tree..................................................................... 84
10-7. Soursop planting systems .................................................................... 86
10-8. Planting systems according to the slope of the land ............................ 90
10-9. Stylized diagram of cherimoya tree formation with length of the
growing branches of subsequent years ................................................ 95
10-10. Two types of pruning for soursop tree formation .............................. 96
10-11. Pruning for rejuvenation of a soursop tree......................................... 97
10-12. A typical scheme for establishment of a drip irrigation system in the
field ................................................................................................... 113
10-13. Water distribution (degree of opening) of different micro-sprinklers
that can be used in annona orchards .................................................. 115
11-1. Sketch of a mechanized system to process fruit pulp ........................ 136
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