Crop |
Parent
material |
Mutant
variety/ Lines developed |
Mutagen
dose |
Mutated
character/main attributes
of the variety |
Status
of mutant |
Sweet
Potato |
Kinastanyas |
Kinastanyas
mutant –
PNRI 1984 |
5
Gy gamma rays |
Increase
yield
(49% more than the original variety )Chlorophyll
mutant |
Distributed
to BPI, UPLB,
Tiaong, Quezon and WLAC |
Pineapple |
Queen |
Queen
chlorophyll MutantPNRI |
30-40
Gy recurrent irradiation |
Chlorophyll
mutant that look-like ornamental bromeliads.Reduction
of thorns |
Propagation
of the chlorophyll
mutant for submission to NSIC
for registration |
Banana |
Lakatan |
IPB,
UPLB |
20-25
Gy |
Putative mutant
resistant to bunchy top virus (BTV)Earliness
to bear flowers |
Evaluation
for field BTV
resistance & horticul
turaltraits of the banana clones |
Chrysanthemum |
Chrysanthemum morifolium
(Yellow variety)
|
PNRI
2001 |
10
Gy |
Earliness
to bear flowers |
Further
selection and
purification.
Multiplication and evaluation |
Dracaena
sp. |
D. sanderiana
D.godseffiana
|
Dracaena 'Marea'
PNRI 2002
PNRI
|
20 Gy
20 Gy
|
Chlorophyll Mutant-robust plant with strips on the
leaves
Putative chlorophyll mutant, reduction in leaf size
|
Registration with NSIC, Dept.
of Agriculture Test- Marketing
& Multiplication of mutant
Multiplication & purification
of the mutant
|
Cordyline terminales |
|
PNRI |
20 Gy |
Putative chlorophyll
mutant |
-do- |
Freycinetia
Sp. |
Freycinetia
multiflora |
PNRI |
30
Gy |
Putative
mutant with reduced thorns, short internode and reduced leaf area |
-do- |
Mussaenda |
Dona Hilaria
Dona Aurora
|
IPB, UPLB
-do-
|
30
Gy |
Putative
mutant with patches of white on the peach petaloids |
Mutants
are being stabilized,
subjected to cytological and
horticultural evaluation |