Index 263
cropping systems, 62
flower and stem, 9
food value per 100 g, 7
fruit, 7
fruit marketing, 152
fruit size, 59
in India, 5
intercropping, 62, 64
leaves, pomace and fruit skin, 8
mature, 6
names, 1
nutritive value, 4–7
origin, 1– 4
production, 2, 4
on raised bed, 63
resistant to PRS virus, 42
uses, 7
Papaya mosaic virus ( PapM V ), 111
Papaya ringspot virus (PRSV), 42, 111, 255;
see also Diseases
ma nagement , 113 –114
symptoms, 112, 113
type P, 38
PapMV, see Papaya mosaic virus (PapMV)
Parthenocarpy, 18; see also Floral morphology
Participatory rural appraisal (PRA), 180
Pathogen, 249
Peatmoss, 249
Pectin, 161; see also Fruit processing
Pectin methylesterase (PME), 157
Pedicel, 249
Peduncle, 17, 249
Pentandria, 15; see also Floral morphology
flower, 249
Pentandrya, 134
Perfect flower, 15, 249; see also Floral
morphology
Pericarp, 250
Perlite, 250
Pest; see also Damage of papaya; Mealy bug
(Paracoccus marginatus); Nematodes
ants, 106 –107
aphids, 101–102
earthworms, 106
fruit fly, 99–100
management, 250
mites, 103 –104
scale insects, 102–103
trap, 101
webworm, 104
whiteflies, 100 –101
Pesticide, Systemic, 252
Petals, 250
PG, see Polygalacturonase (PG)
pH, 250
Pharmacological properties of papaya, see
Medicinal uses
Phenotype, 250
Photosynthetic photon flux density
(PPFD), 53, 255
Physiological disorders, 125; see also Bumpy
fruit
carpelloidy fruits, 127–129
and economic losses, 131
frost damage, 130–132
i nju r y, 132
lumpy fruit, 129
skin abrasions, 132
vivipary and white seed, 129–130
Physiological maturity, 250
Phytophthora blight, 121; see also Diseases
chemical control, 123
field damaged by, 122
management, 122
Pickle, 161; see also Fruit processing
Pink-flesh Sweet variety, 50; see also Genetic
diversity
Pistil, 15, 250
rudimentary, 23
Pistillate, 14, 16
dioecious, 21
female flowers as, 15
genotype, 32–33
in hermaphrodite plants, 127
nectar in, 136
and parthenocarpy, 18
pistilloidy, 128
sex reversals, 21
and Weaker seedlings, 24
Plant
pathogen, 250
propagation, 250
t a xonomy, 213
Planting; see also Propagation; Seed sowing
after care and gap filling, 77
distance, 76
land preparation, 75–76
layout and pit filling, 75
plants per hectare, 76
ratio, 250
site selection, 74
time, 74
transplanting, 76–77
Plant morphology, 11
flower, 12–13
fruit, 13
lea f, 11–12
root, 12
seed, 13 –14
stem, 11
Platelet count (PLT), 255
PLT, see Platelet count (PLT)
PME, see Pectin methylesterase (PME)
Pollarding, 60; see also Cultural practices