Installation of plants for inducing flowering and Crossing
Block of the Factorial Mating Design
(CIP-Huancayo Station)
Family from the Factorial Mating Design propagated
from true seed under Greenhouse conditions by CIP
Seed Unit (La Molina. Lima-Peru 2010)
Crossing Block : Line x Tester design INIA-Chile
Fig 1 a. True seed from crosses 2010-2011
Fig. 1c. Berries from cross CIP 399001-44 and Yagana-INIA.
INIA-Chile 2012.
Fig. 1b. Crossing block INIA-Chile 2011-2012
Fig. 1d. Berries from cross CIP 399073.23 and
Patagonia-INIA. INIA-Chile 2012.
Families from Line x Tester design propagated from true
seed to generate tuber families by INIA -Chile
Fig 2. Transplanting of CIP-INIA crosses
At INIA-Remehue, Chile 2011-2012
Fig. 3a Trasplanted material from CIP-INIA
crosses at INIA-Remehue, Chile, 2011-2012
Fig. 3b and c Trasplanted material from CIP-INIA crosses
growing at INIA-Remehue, Chile, 2011-2012
Figure 3. Physiological disorders by heat observed in rejected
families from the Factorial mating design under the lowland
tropics of Peru (La Molina Lima , October 2011-January 2012)
Legend: Left picture shows a segregating family with physiological disorders by
heat, Right pictures from top to bottom: Tuber chain disorder, secondary growth
and tuber sprouting
Figure 4. Selection of heat tolerant individual genotypes
from families of the Factorial Mating Design
a
b
d
c
e
Legend a= CIP 310008.90, b= CIP 310016.108, c=CIP 310051.93, d=CIP
310012.79, e=CIP 310046.101
Field Trial of tuber families for assessment of late blight
resistance under natural field infection in Oxapampa
(Pasco-Peru, 1814 masl)