Microautoradiographic localization of imported 14C-photosynthate in induced sink leaves of two dicotyledonous C4 plants in relation to phloem unloading Sabine Blechschmidt-SchneiderWalter Eschrich OriginalPaper Pages: 439 - 447
Glutamate synthase in greening callus of Bouvardia ternifolia Schlecht Ezequiel MurilloEstela Sánchez de Jiménez OriginalPaper Pages: 448 - 452
Electrical properties of the vertically growing root tip of Lepidium sativum L. H. M. BehrensD. Gradmann OriginalPaper Pages: 453 - 462
Membrane-potential responses following gravistimulation in roots of Lepidium sativum L. H. M. BehrensD. GradmannA. Sievers OriginalPaper Pages: 463 - 472
Reproductive capacity of bacteroids in nodules of Trifolium repens L. and Glycine max (L.) Merr. J. C. ZhouY. T. TchanJ. M. Vincent OriginalPaper Pages: 473 - 482
Evidence against the acid-growth theory of auxin action U. KutscheraP. Schopfer OriginalPaper Pages: 483 - 493
Evidence for the acid-growth theory of fusicoccin action U. KutscheraP. Schopfer OriginalPaper Pages: 494 - 499
Loss of capacity for acid-induced wall loosening as the principal cause of the cessation of cell enlargement in light-grown bean leaves Elizabeth Van VolkenburghMarian G. SchmidtRobert E. Cleland OriginalPaper Pages: 500 - 505
Analysis of microsomal flavoproteins from Phycomyces sporangiophores: Candidates for the blue-light photoreceptor J. A. PollockE. D. LipsonD. T. Sullivan OriginalPaper Pages: 506 - 516
A study of the role of glutamate dehydrogenase in the nitrogen metabolism of Arabidopsis thaliana D. CammaertsM. Jacobs OriginalPaper Pages: 517 - 526
Control of the rate of cell enlargement: Excision, wall relaxation, and growth-induced water potentials John S. BoyerA. J. CavalieriE. -D. Schulze OriginalPaper Pages: 527 - 543
Changes in the activities of chloroplast and cytosolic isoenzymes of glutamine synthetase during normal leaf growth and plastid development in wheat Alyson K. TobinStuart M. RidleyGeorge R. Stewart OriginalPaper Pages: 544 - 548
The role of the apex in normal and tropic growth of sunflower hypocotyls I. R. MacDonaldJ. W. Hart OriginalPaper Pages: 549 - 553
Isolation and cryopreservation of O-methylthreonine-resistant Rosa cell lines altered in the feedback sensitivity of l-threonine deaminase André StraussHeinz FankhauserPatrick J. King OriginalPaper Pages: 554 - 562
Vacuolar localization of 1-sinapolglucose: l-malate sinapoyltransferase in protoplasts from cotyledons of Raphanus sativus Vinay SharmaDieter Strack OriginalPaper Pages: 563 - 568