K J Niklas

Summary

Affiliation: Cornell University
Country: USA

Publications

  1. ncbi request reprint Maximum plant height and the biophysical factors that limit it
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY 14853, USA
    Tree Physiol 27:433-40. 2007
  2. ncbi request reprint Amphimixis and the individual in evolving populations: does Weismann's Doctrine apply to all, most or a few organisms?
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY, 14893, USA
    Naturwissenschaften 101:357-72. 2014
  3. pmc Plant development, auxin, and the subsystem incompleteness theorem
    Karl J Niklas
    Department of Plant Biology, Cornell University Ithaca, NY, USA
    Front Plant Sci 3:37. 2012
  4. doi request reprint The origins of multicellular organisms
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY, 14853, USA
    Evol Dev 15:41-52. 2013
  5. doi request reprint Mechanical properties of wood disproportionately increase with increasing density
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, New York 14853, USA
    Am J Bot 99:169-70. 2012
  6. ncbi request reprint Differences in the scaling of area and mass of Ginkgo biloba (Ginkgoaceae) leaves and their relevance to the study of specific leaf area
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, New York 14853, USA
    Am J Bot 98:1381-6. 2011
  7. ncbi request reprint Methods for calculating factors of safety for plant stems
    K J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY 14853, USA
    J Exp Biol 202:3273-80. 1999
  8. ncbi request reprint Biomass partitioning and leaf N,P - stoichiometry: comparisons between tree and herbaceous current-year shoots
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY 14853, USA
    Plant Cell Environ 29:2030-42. 2006
  9. pmc "Diminishing returns" in the scaling of functional leaf traits across and within species groups
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY 14850, USA
    Proc Natl Acad Sci U S A 104:8891-6. 2007
  10. pmc Sizing up life and death
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY 14853, USA
    Proc Natl Acad Sci U S A 104:15589-90. 2007

Collaborators

Detail Information

Publications31

  1. ncbi request reprint Maximum plant height and the biophysical factors that limit it
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY 14853, USA
    Tree Physiol 27:433-40. 2007
    ..It may be the case that adaptations to mechanical and hydraulic phenomena have optimized growth, survival and reproductive success rather than longevity and mature size...
  2. ncbi request reprint Amphimixis and the individual in evolving populations: does Weismann's Doctrine apply to all, most or a few organisms?
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY, 14893, USA
    Naturwissenschaften 101:357-72. 2014
    ..This feature was largely ignored during the formulation of the synthetic theory of biological evolution and its subsequent elaborations...
  3. pmc Plant development, auxin, and the subsystem incompleteness theorem
    Karl J Niklas
    Department of Plant Biology, Cornell University Ithaca, NY, USA
    Front Plant Sci 3:37. 2012
    ..Indeed, a whole-organism perspective is required to understand even the most simple morphogenetic process, because, when isolated, every biological signal-activated subsystem is morphogenetically ineffective...
  4. doi request reprint The origins of multicellular organisms
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY, 14853, USA
    Evol Dev 15:41-52. 2013
    ....
  5. doi request reprint Mechanical properties of wood disproportionately increase with increasing density
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, New York 14853, USA
    Am J Bot 99:169-70. 2012
    ....
  6. ncbi request reprint Differences in the scaling of area and mass of Ginkgo biloba (Ginkgoaceae) leaves and their relevance to the study of specific leaf area
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, New York 14853, USA
    Am J Bot 98:1381-6. 2011
    ..M scaling relationship within canopies would raise a number of important questions, in particular what constitutes an adequate sampling procedure to determine the whole-canopy A vs. M relationship...
  7. ncbi request reprint Methods for calculating factors of safety for plant stems
    K J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY 14853, USA
    J Exp Biol 202:3273-80. 1999
    ..The disadvantage of this approach is that it sheds little light on the probability of an individual's survival...
  8. ncbi request reprint Biomass partitioning and leaf N,P - stoichiometry: comparisons between tree and herbaceous current-year shoots
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY 14853, USA
    Plant Cell Environ 29:2030-42. 2006
    ..Therefore, tree shoots can be viewed as populations of herbs elevated by their older, woody herbaceous cohorts. However, tree leaf stoichiometry cannot be modelled in terms of herbaceous N,P - leaf stoichiometry...
  9. pmc "Diminishing returns" in the scaling of functional leaf traits across and within species groups
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY 14850, USA
    Proc Natl Acad Sci U S A 104:8891-6. 2007
    ..We argue that this set reflects a fundamental property of all plants and helps to explain why annual growth fails to keep pace with increases in total body mass across species...
  10. pmc Sizing up life and death
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY 14853, USA
    Proc Natl Acad Sci U S A 104:15589-90. 2007
  11. doi request reprint The evolution of the land plant life cycle
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY 14853, USA
    New Phytol 185:27-41. 2010
    ....
  12. ncbi request reprint Functional adaptation and phenotypic plasticity at the cellular and whole plant level
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY 14853, USA
    J Biosci 34:613-20. 2009
    ..Among the conclusions that emerge from this exploration is the perspective that the plant cell is phenotypically plastic...
  13. doi request reprint Climbing plants: attachment and the ascent for light
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY 14853, USA
    Curr Biol 21:R199-201. 2011
    ..How do vines climb upward and harvest sunlight? A detailed study of one species (Galium aparine L.) shows that leaf hairs (trichomes) provide one solution that solves both tasks simultaneously...
  14. ncbi request reprint Scaling the paths of resistance
    K J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY 14853, USA
    New Phytol 169:219-21. 2006
  15. pmc Plant allometry, leaf nitrogen and phosphorus stoichiometry, and interspecific trends in annual growth rates
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY 14853, USA
    Ann Bot 97:155-63. 2006
    ..For example, when these relationships are juxtaposed with other allometric trends, a simple N,P-stoichiometric model successfully predicts the relative growth rates of 131 diverse C3 and C4 species...
  16. pmc A comparison between the record height-to-stem diameter allometries of Pachycaulis and Leptocaulis species
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY 14853, USA
    Ann Bot 97:79-83. 2006
    ..Here, the interspecific allometries for palms, cacti and cycads are reported and compared with those of leptocaulis dicot and conifer tree species to determine whether pachycauly limits Hmax with respect to Dmax...
  17. ncbi request reprint Plant allometry: is there a grand unifying theory?
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, New York 14853, USA
    Biol Rev Camb Philos Soc 79:871-89. 2004
    ..Nevertheless, the validation of this theory requires much additional work and raises a number of procedural and conceptual concerns that must be resolved before a single 'global' theory is accepted...
  18. ncbi request reprint Computing factors of safety against wind-induced tree stem damage
    K J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY 14853, USA
    J Exp Bot 51:797-806. 2000
    ....
  19. ncbi request reprint Modelling below- and above-ground biomass for non-woody and woody plants
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY 14853, USA
    Ann Bot 95:315-21. 2005
    ..The aims of this paper are to provide a model and to test its predictions using a recently assembled, large database (1406 data entries for 257 species)...
  20. pmc Invariant scaling relationships for interspecific plant biomass production rates and body size
    K J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY 18453, USA
    Proc Natl Acad Sci U S A 98:2922-7. 2001
    ..g., net primary productivity is predicted to be largely insensitive to community species composition or geological age)...
  21. ncbi request reprint The influence of gravity and wind on land plant evolution
    K J Niklas
    Section of Plant Biology, Cornell University, Ithaca, NY 14853, USA
    Rev Palaeobot Palynol 102:1-14. 1998
    ....
  22. pmc Growth and hydraulic (not mechanical) constraints govern the scaling of tree height and mass
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY 14853, USA
    Proc Natl Acad Sci U S A 101:15661-3. 2004
    ..This model also sheds light on why L, D, and M scale differently across species and habitats as a result of differences in absolute size...
  23. ncbi request reprint On the allometry of biomass partitioning and light harvesting for plants with leafless stems
    Karl J Niklas
    The Department of Plant Biology, 228 Plant Science Building or 462 Mann Library, Cornell University, Ithaca, NY 14853 5908, USA
    J Theor Biol 217:47-52. 2002
    ..The contention that the H of leafless stems scales isometrically with respect to stem surface area is thus reasonable both theoretically and empirically...
  24. ncbi request reprint A phyletic perspective on the allometry of plant biomass-partitioning patterns and functionally equivalent organ-categories
    Karl J Niklas
    Department of Plant Biology, Cornell University, Ithaca, NY 14853, USA
    New Phytol 171:27-40. 2006
    ....
  25. pmc A reevaluation of the key factors that influence tomato fruit softening and integrity
    Montserrat Saladie
    Department of Plant Biology, Cornell University, Ithaca, New York 14853, USA
    Plant Physiol 144:1012-28. 2007
    ..A model is proposed in which the cuticle affects the softening of intact tomato fruit both directly, by providing a physical support, and indirectly, by regulating water status...
  26. pmc The role of Quaternary environmental change in plant macroevolution: the exception or the rule?
    Katherine J Willis
    School of Geography and the Environment, University of Oxford, Oxford OX1 3TB, UK
    Philos Trans R Soc Lond B Biol Sci 359:159-72; discussion 172. 2004
    ....
  27. ncbi request reprint Global allocation rules for patterns of biomass partitioning in seed plants
    Brian J Enquist
    Department of Ecology and Evolutionary Biology, University of Arizona, Tucson, AZ 87519, USA
    Science 295:1517-20. 2002
    ..The model thus identifies and defines the limits that have guided the diversification of seed plant biomass allocation strategies...
  28. ncbi request reprint Biological scaling: does the exception prove the rule?
    Brian J Enquist
    1 Department of Ecology and Evolutionary Biology, University of Arizona, Tucson, Arizona 85721, USA 2 The Santa Fe Institute, Santa Fe, New Mexico 87501, USA
    Nature 445:E9-10; discussion E10-1. 2007
    ..Here we show that these conclusions misrepresent metabolic scaling theory and that their results are actually consistent with this theory...
  29. pmc Above- and below-ground biomass relationships across 1534 forested communities
    Dong Liang Cheng
    Key Laboratory of Arid and Grassland Agroecology, Lanzhou University, Ministry of Education, Lanzhou, Gansu Province 730000, China
    Ann Bot 99:95-102. 2007
    ..Allometric theory predicts that a similar isometric scaling relationship should hold true across diverse forest-types, regardless of vegetational composition...
  30. ncbi request reprint Similarity of mammalian body size across the taxonomic hierarchy and across space and time
    Felisa A Smith
    National Center for Ecological Analysis and Synthesis, Working Group on Body Size in Ecology and Paleoecology, Santa Barbara, California 93101 5504, USA
    Am Nat 163:672-91. 2004
    ..Lineages have diversified in size to exploit environmental opportunities but only within limits set by allometric, ecological, and evolutionary constraints...
  31. ncbi request reprint The modern theory of biological evolution: an expanded synthesis
    Ulrich Kutschera
    Institut fur Biologie, Universitat Kassel, Heinrich Plett Strasse 40, 34109 Kassel, Germany
    Naturwissenschaften 91:255-76. 2004
    ..These sub-theories require continued elaboration, particularly in light of molecular biology, to answer open-ended questions concerning the mechanisms of evolution in all five kingdoms of life...