Pisum sativum, 15, 315, 517, 641, 642, 648
Plant growth, overview, 1–11
cell division, 1
cell enlargement, 1
chloroplasts, 2
crassulacean acid metabolism, 2
eukaryotes, 2
mitosis, 1
photosynthesis, 2
replication of organelles, 1
Plantago major, 309
Plantago ovata, 20
Plantain, 39
Plasma membrane, 343–344, 740
channels, 343–344
H-ATPase, 740
Plastocyanin, metal and, 752
Platanus occidentalis, 103
Platycodon grandiflorus, 86
Plumbaginaceae, 882
Plumbago auriculata, 86
Poa annua, 623
Poa pratensis, 624
Poaceae, 882
Pogostemon potehouli, 135
Poinsettia, 23
Pollination, 18, 57, 148, 149, 183, 553–554
Pollution, air, 4
Polyamines, 4, 650
absorption, 650
Polygonum persicaria, 165, 166
Polyols, 474–475
Pome, 147–149, 152–153
Populus deltoides, 103
Populus nigra, 135
Portulaca grandiflora, 86
Portulaca oleracea, 37
Portulacaceae, 882
Postharvest, 26–29, 154–156
climactericversusnonclimateric fruits,
154–155
harvesting, timing, 155–156
apples, 155–156
citrus fruits, 155
pears, 156
role of temperature, 26–29
Potassium, 348, 364, 368–375, 433
composition, in leaf, floret, 433
concentration, sodium, 364
functions, sodium replacing, 368–372
counterion in long-distance transport,
370–371
enzyme activation, 371–372
internal osmoticum, 368–369
photosynthesis, 370
stomatal function, 370
interactions, 373–375
Potato, 23, 29, 374, 927, 934
Pre-Columbian, Andean, 23
Potential
diffusion, 339–340
membrane, 339
Poterium, 644
Pre-Columbian Andean potato, 23
Prestorage curing, 27
Primary dormancy, 62–64
seeds, 62–63
Priming, seeds, 111–112
Primordial hydrogen, 1
Proline, 456, 567–568, 757, 865
content, halophytes, seasonal variations in, 568
metal toxicity, 757
role of, 567–568
Proline betaine, 865
stachydrine, 865
Prolonging dormancy, 170–172
Protein, 173–174, 657–674, 688–689. See also
Proteins.
Protein contents, halophytes, seasonal variations,
573
Protein degradation, 668
Protein induction, 657–674
abiotic stresses, 665–674
air pollution, 673
alkaloids, 663
cell wall modifications, 658–659
decreased water status, 667–672
cold stress, 669–670
comparisons with heat shock, 669
low-temperature-inducible proteins, 670
low water status signal transduction, 670–672
physiology, 669–670
salinity stress, 668–669
water deficit, 667–668
ethylene, 665
gentisic acid, 665
heat shock proteins, 668
heat stress, 665–666
decreased translation, 666
heat shock proteins/molecular chaperones, 666
ion fluxes, 665
jasmonic acid, 665
LEA D-11/RAB/dehydrins, 667
LEA proteins, 667
lipid transfer proteins, 668
metal ion stress, 673–674
multiple protein responses, 668
nitric oxide, 663
non-PR proteins, 661–663964 INDEX
[Potassium]