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1Course by Nagib Nassar
Plant Genetic Resources: Their conservation, manipulation and history of formation
By
Nagib M. A. Nassar
6Course by Nagib Nassar
2.3 Unit on genetic resources, FAO, 1970’s
2.4 International Agricultural Centers, late 1970’s
9
Course by Nagib Nassar
1. The Chinese Center
-SoybeanGlycine hispida
- BeanPhaseolus vulgaris
-ApricotPrunus armeniaca
-PeachPrunus persica
- OrangeCitrus sinensis
-SesameSesamum indicum
-TeaCamellia sinensis
10
Course by Nagib Nassar
2. The Indian Center
-RiceOryza sativa
-African milletEleusine coracana
-Chick peaCicer arietinum
-Egg plantSolanum melongena
-Taro yamColocasia antiquorum
-CucumberCucumis sativus
-Tree cottonGossypium arboreum
11
Course by Nagib Nassar
2a. The Indo-Malayan Center
-YamDioscorea spp.
-PomeloCitrus maxima
-BananaMusa spp.
-CoconutCocos nucifera
12
Course by Nagib Nassar
3. The Central Asiatic Center
-Bread wheatTriticum aestivum
-PeaPisum salivum
-LentilLens esculenta
-Chick PeaCicer arietinum
-SafflowerCarthamus tinctorius
-RadishRaphanus sativus
-PearPyrus communis
13
Course by Nagib Nassar
4. The Near Eastern Center (Asia Mener)
-Durum wheatTriticum durum
-Bread wheatTriticum aestivum
-Chick peaCicer arietinum
-LentilLens esculenta
-PeaPisum sativum
-Blue AlfalfaMedicago sativa
-MelonCucumis melo
-FigFicus carica
-GrapeVitis vinifera
14
Course by Nagib Nassar
5. The Mediterranean Center
-Broad beanVicia faba
-OliveOlea europea
-CabbageBrassica oleracea
-Durum wheatTriticum durum
-LettuceLactuca sativa
-OatsAvena strigosa
15
Course by Nagib Nassar
6. The Abyssinian Center
-Durum wheatTriticum durum
-BarleyHordeum vulgare
-Chick peaCicer arietinum
-TeffEragrostis abyssinica
-PeaPisum sativum
-Poulard wheatTriticum turgidum
-SesameSesamum indicum
-Castor beanRicinius communis
-CoffeCoffea Arabica
16
Course by Nagib Nassar
7. The South Mexican and Central American Center
-CornZea mays
-Common beansPhaseolus vulgaris
-PepperCapsicum annum
-Upland cottonGossypium hirsutum
-Sisal hempAgave sisalana
-SquashCucurbita spp.
17
Course by Nagib Nassar
8. South American (Peruvian-Ecuadorean-Bolivian) Center
-Sweet PotatoIpomoea batatas
-PotatoSolanum tuberosum
-Lima beanPhaseolus lunatus
-TomatoLycopersicum esculentum
-Sea Island CottonGossypium barbadense
-PapayaCarica papaya
-TobaccoNicotiana tabacum
18
Course by Nagib Nassar
8a, 8b The Chiloe and the Brazilian-Paraguayan Center
-PotatoSolanum tubersum(The Chiloe Center)
-ManiocManihot esculenta
-CacaoTheobroma cacao
-Rubber treeHevea brasiliensis
-PineappleAnanas comosa
-Purple granadillaPassiflora edulis
-PeannutArachis hypogaea
29Course by Nagib Nassar
Genetic Resources Manipulation
1. Gene Transference by InterspecificHybridization
30Course by Nagib Nassar
1.1 Breaking interspecific barriers
A- Reciprocal crosses Malus pumila and M. baccata
41Course by Nagib Nassar
Contin... Genetic Resources Manipulation
2. Interespecific Hybrids Polyploidization
a. Method
49Course by Nagib Nassar
VI- Classification of cultivated plants
a. Objectives and utilization of this type classification
53Course by Nagib Nassar
b. Intermediate forms of domestication
- example of boabab, Adansonia spp.
- Acacia albida