Root Demographics and Their Efficiencies in Sustainable Agriculture, Grasslands and Forest Ecosystems Book

	Preface
	Organisation of congress
1	Influence of CO[subscript 2] enrichment and nitrogen fertilization on tissue chemistry and carbon allocation in longleaf pine seedlings	3
2	Root distribution and production in native and introduced pastures in the South American savannas	19
3	Role of plant root exudates in soil carbon and nitrogen 20 transformation	43
4	Biomass of underground organs in Transbaikalian steppe phytocenoses	55
5	Effect of reclaimation on the dynamics of aboveground and underground phytomass of cultured meadow communities in different ecotypes of Lithuania	61
6	Root growth in Siberian larch (Larix Sibirica Ledeb.) seedlings seasonal variations and effects of various growing regimes, prolonged cold storage and soil temperatures	77
7	Nutrient composition of Douglas-fir rhizosphere and bulk soil solutions	89
8	Seasonal development of loblolly pine lateral roots in response to stand density and fertilisation	105
9	Inhibition of fungal colonization on the rhizoplane of the CS[subscript 2]-producing plant, Mimosa pudica L.	115
10	Production of carbon disulfide (CS[subscript 2]) from L-djenkolic acid in the roots of Mimosa pudica L.	127
11	Root biomass of the root-herb layer in coniferous ecosystems of Slovakia	139
12	Root-shoot relationship in plant adaptation to nitrogen deficiency	147
13	Morphological intraspecific diversity of below-ground organs in herbs and dwarf shrubs inhabiting the Urals	155
14	The effect of nitrogen, phosphorus and mycorrhizal infection on root and shoot growth of two contrasting genotypes of Betula pendula Roth	165
15	Turfgrass rooting characteristics of 'Palmetto', 'FX-10', and 'Floratam' St. Augustinegrass and 'Pensacola' bahiagrass	177
16	Eastern gamagrass (Tripsacum dactyloides) root penetration into and chemical properties of claypan soils	191
17	Effect of submergence on the growth and development of aerenchyma in the roots of maize seedlings	213
18	Seasonal variation in root growth of three grass species under varying cutting treatments	223
19	Some aspects of the root system of tall fescue (Festuca arundinacea Schreb.)	237
20	Dynamics of below-ground plant organs in grasslands	247
21	Effects of water supply in the upper and lower soil profiles of deep soil on root characteristics and dry matter production of winter wheat	265
22	Wheat root systems and water utilization in a semi-arid region	275
23	Common root rot of pea (Pisum sativum L.): Oat pre-crop and traffic compaction effects in fine-textured mollisols	285
24	Soil compaction and soybean root growth	295
25	Fibrous carrot root responses to irrigation and compaction of sandy and organic soils	305
26	Tillage and phosphorus effects on silage corn	323
27	Root activity and acquisition of soil phosphorus and potassium	331
28	A study of the root systems of main crops in Northern China	345
29	Metabolic characteristics of growing and dormant Scotch pine roots in the course of tree development	357
30	Variation in fine-root biomass and net primary productivity due to conversion of tropical forests into plantation crops and agroecosystems	369
31	Managing VAM in a semi-arid agroecosystem	383
32	The role of endomycorrhizae in fine-root litter degradation	393
33	Evaluation of N[subscript 2] fixing capability of Acacia saligna under field conditions	403
34	Impact of roots on ground water quality	419
35	Fine-root response to nitrogen addition and removal at Gardsjon - results from ingrowth cores	433
36	Root growth responses to lead in young maize seedlings	445
37	Nitrogen status and growth responses of wheat, and separation of osmotic from ion-specific effects of salinity by control of soil matric potential	457
38	Root response to rates of banded nitrogen and phosphorus fertilisers	471
39	Salt effect on K influx by two rice cultivars differing in salinity tolerance	483
40	Effect of NaCl salinity and nitrogen form on fatty acid composition of wheat roots	493
41	Atrazine suppression of fine root growth in corn	499
42	The root meristem and its relationship to root system architecture	509
43	Developmental models to describe the relationships between shoot and root growth in rice	523
44	Potassium uptake of Bothriochloa	533
45	Cytokinin content in roots and shoots of wheat seedlings as affected by transpiration rate	541
46	Potassium circulation in plant axial organs as a complementary motive force for water absorption by the root	545
47	Selective inhibition of root branching in cucumber seedlings by compounds with gametocidic activity	555
48	Change in lipid composition of wheat roots on early phase of mechanical stress	565
49	Adaptive abilities of wheat root cells under calcium load	573
50	Organic substances in the rooting medium	583
51	Hormonal response of wheat seedlings to polyethylene glycol-induced water deficiency	593
52	Changes in ABA and IAA content in the roots and shoots of wheat seedlings under nitrogen deficiency	599
53	Cytological studies of root apical meristem cells of Kochia prostrata (L.) Schrad	607
54	Immunoassay of cytokinins produced by rhizosphere microorganisms	615
55	Oppositely-directed water flows in roots with respect to the plant integral hydrodynamic system	623
56	Auxin-induced changes in ABA and cytokinin concentration in wheat seedlings	631
57	St. Augustinegrass root growth response following plant growth retardant application	637
58	Genetic control of adaptive root characteristics in white clover	651
59	Effect of aluminium, and selection for aluminium tolerance, on root hair length in white clover	663
60	The importance for root-cap mucilage for plant and soil	673
61	Analysis of some direct and indirect methods for estimating root biomass and production of forests at an ecosystem level	687
62	Root architecture and root/shoot-ratios of Norway spruce as affected by thinning intensity and soil type in Denmark	721
63	Automated image analysis for separating plant roots from soil debris elutriated from soil cores	737
64	Portable rhizotron and color scanner system for monitoring root development	745
65	Soil temperature effects from minirhizotron lighting systems	757
66	Water state and intercellular transport in roots: Characterization by nuclear magnetic resonance	767
67	Duration of lateral root formation in maize seedlings as affected by diverse factors	777
68	How deep should we measure root length to find a varietal difference of root distribution in wheat?	789