tissue levels, 376]
translocation, 366–367
uptake, 366–367
Soil water availability, limited, rising CO/d2/D
and, 43
Solanaceae, 882
Solanum melongena, 686
Solanum tuberosum, 21
Solutes translocated in phloem, 454–458
carbohydrates, 454
growth regulators, 457
mineral nutrients, 456
nitrogen-containing compounds, 454–456
systemic signals, 457
xenobiotics, 457–458
Sorbitol, 865
Sorbitol-6-phosphate synthetase, 898
Sorbus americana, 106
Sorghum, 643, 646
Sorghum bicolor, 368–372, 626, 646
Sorghum halepense, 625, 643
Soulangiana, 888
Source/sink manipulation, metabolic consequences
of, 428
environmental control, 428–429
plant diseases, partitioning, 429
Source strength, 117–126
leaf developmental programming, 117–126
canopy leaf development, 120–123
carbohydrates, leaf development, 117–118
CO/d2/D, elevated, 118–119
feedback inhibition, 118
individual leaf, development of, 123
Rubisco antisensemutants, 119–120
whole plant development, 120
temporal shift model, 118–119
Soybean, 6, 39, 374, 504, 927, 934
Space travel, 377–378, 441, 925–942
bioregenerative systems, 925–927
closed life support systems for, 377–378
crop improvements, 932
crop selection, 927
environmental management, 927–931
carbon dioxide, 930
light, 928–929
photoperiod, 929
photosynthetically active radiation, 928
spectral quality, 929
temperature, 931
volatile organic compounds, 931
extraterrestrial agriculture, 441
horticultural considerations, 932
life support, 925–942
Mars, 936–937
mission constraints, 925–927
spaceflight testing, 935–936
waste recycling, plants and, 932–933
atmospheric regeneration, 935
spaceflight testing, 935–936
Spartina, 618, 619
Spartina alterniflora, 619, 893
Spartina foliosa, 619
Spartina patens, 566
Spice bush, 58
Spinacea oleracea, 369
Spinach, 16, 39, 312, 369, 374, 640, 883
Spinacia oleracea, 16, 312, 640, 888
Spirodela oligorrhiza, 269
Spirulina platensis, 765
Sporobolus, 567–569, 572–573, 619, 623, 625,
631, 867, 893
Sporobolus airoides, 619, 625
Sporobolus helvolus, 568, 569, 573
Sporobolus pungens, 867
Sporobolus virginicus, 567, 572, 623, 625, 631, 893
Sporoboulus helvolus, 565
Sporobus virginicus, 628
Squash, 21, 374, 450
Stachydrine, 865
Stamen, 148
Star wort, 517
Starch, 468–469, 469, 479–480
Steady-state^14 CO 2 labeling, 410–412
Stellar instabilities, 1
Stellaria media, 165
Stem-end rot, 20
Stenotaphrum secundatum, 624
Stokesia laevis, 89
Stomata, 23, 152, 186, 237, 321, 327–334, 344,
370, 520, 521, 574, 575, 619, 628, 643,
644, 681, 716
Stomatal behavior
halophytes, 574–576
transpiration efficiency and, 836–837
Stomatal conductance, 329–330
Stomatal density leaves, seasonal variations in,
halophytes, 576
Stomate.SeeStomatal behavior, Stomatal
conductance, Stomatal density leaves
Storage, 26–27, 29, 113
controlled atmosphere, 29
seeds, 113
Storage temperature, 26–27
Stratification, 110–111, 113, 175
cold, 110–111
embryo culture, 111
treatments, warm, 111
warm, 111INDEX 969
[Sodium] [Space travel]