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1

Choice of Individual Flowers by Bumble Bees: Interaction of Morphology, Time and Energy

Lawrence D. Harder

Journal:

Year:

1988

Language:

english

File:

PDF, 468 KB

english, 1988

2

Parental Pathology, Family Interaction, and the Competence of the Child in School || The Role of Family Interaction in Mediating the Effect of Parental Pathology upon the School Functioning of the Child

Alfred L. Baldwin, Robert E. Cole, Clara P. Baldwin, Lawrence Fisher, David W. Harder and Ronald F. Kokes

Journal:

Monographs of the Society for Research in Child Development

Year:

1982

Language:

english

File:

PDF, 724 KB

english, 1982

3

Flower handling efficiency of bumble bees: morphological aspects of probing time

Lawrence D. Harder

Journal:

Year:

1983

Language:

english

File:

PDF, 832 KB

english, 1983

4

Inflorescence architecture and wind pollination in six grass species

JANNICE FRIEDMAN, LAWRENCE D. HARDER

Journal:

Functional Ecology

Year:

2004

Language:

english

File:

PDF, 266 KB

english, 2004

5

Choice of Individual Flowers By Bumble Bees: Interaction of Morphology, Time and Energy

Harder, Lawrence D.

Journal:

Year:

1988

Language:

english

File:

PDF, 912 KB

english, 1988

6

Flower Handling Efficiency of Bumble Bees: Morphological Aspects of Probing Time

Lawrence D. Harder

Journal:

Year:

1983

Language:

english

File:

PDF, 1.14 MB

english, 1983

7

Effects of nectar concentration and flower depth on flower handling efficiency of bumble bees

Lawrence D. Harder

Journal:

Year:

1986

Language:

english

File:

PDF, 802 KB

english, 1986

8

What do foraging hummingbirds maximize?

Robert D. Montgomerie, John Mc A. Eadie, Lawrence D. Harder

Journal:

Year:

1984

Language:

english

File:

PDF, 730 KB

english, 1984

9

Native pollen thieves reduce the reproductive success of a hermaphroditic plant,Aloe maculata

Anna L. Hargreaves, Lawrence D. Harder and Steven D. Johnson

Journal:

Year:

2010

Language:

english

File:

PDF, 1.69 MB

english, 2010

10

Unilateral incompatibility and the effects of interspecific pollination for Erythronium americanum and Erythronium albidum (Liliaceae)

Harder, Lawrence D., Cruzan, Mitchell B., Thomson, James D.

Journal:

Canadian Journal of Botany

Year:

1993

Language:

english

File:

PDF, 431 KB

english, 1993

11

Morphology as a Predictor of Flower Choice by Bumble Bees

Lawrence D. Harder

Journal:

Year:

1985

Language:

english

File:

PDF, 2.17 MB

english, 1985

12

Effect of Pollination Success on Floral Longevity in the Orchid Calypso bulbosa (Orchidaceae)

Heather C. Proctor and Lawrence D. Harder

Journal:

American Journal of Botany

Year:

1995

Language:

english

File:

PDF, 909 KB

english, 1995

13

Effects of Reproductive Compensation, Gamete Discounting and Reproductive Assurance on Mating-System Diversity in Hermaphrodites

Lawrence D. Harder, Shane A. Richards and Matthew B. Routley

Journal:

Year:

2008

Language:

english

File:

PDF, 2.55 MB

english, 2008

14

Pollen Removal From Tristylous Pontederia Cordata: Effects of Anther Position and Pollinator Specialization

Lawrence D. Harder and Spencer C. H. Barrett

Journal:

Year:

1993

Language:

english

File:

PDF, 1.78 MB

english, 1993

15

Parental Pathology, Family Interaction, and the Competence of the Child in School || Parent Psychopathology and Child Functioning among Sons at Risk for Psychological Disorder

David Harder, Ronald F. Kokes, Lawrence Fisher, Robert E. Cole and Patricia Perkins

Journal:

Monographs of the Society for Research in Child Development

Year:

1982

Language:

english

File:

PDF, 857 KB

english, 1982

16

The Ecology of Mating and Its Evolutionary Consequences in Seed Plants

Barrett, Spencer C.H., Harder, Lawrence D.

Journal:

Annual Review of Ecology Evolution and Systematics

Year:

2017

Language:

english

File:

PDF, 619 KB

english, 2017

17

The dynamic mosaic phenotypes of flowering plants

Harder, Lawrence D., Strelin, Marina M., Clocher, Ilona C., Kulbaba, Mason W., Aizen, Marcelo A.

Journal:

New Phytologist

Year:

2019

Language:

english

File:

PDF, 663 KB

english, 2019

18

WISC scatter and behavioral competence in high-risk children

Deborah F. Greenwald, David W. Harder, Lawrence Fisher

Journal:

Journal of Clinical Psychology

Year:

1982

Language:

english

File:

PDF, 427 KB

english, 1982

19

Floral variation in Eichhornia paniculata (Spreng.) Solms (Pontederiaceae) II. Effects of development and environment on the formation of selfing flowers

Spencer C. H. Barrett, Lawrence D. Harder

Journal:

Journal of Evolutionary Biology

Year:

1992

Language:

english

File:

PDF, 1.62 MB

english, 1992

20

High-sensitivity determination of tyrosine-phosphorylated peptides by on-line enzyme reactor and electrospray ionization mass spectrometry

Lawrence N. Amankwa, Kenneth Harder, Frank Jirik, Ruedi Aebersold

Journal:

Protein Science

Year:

1995

Language:

english

File:

PDF, 2.37 MB

english, 1995

21

Behavioral responses by bumble bees to variation in pollen availability

Lawrence D. Harder

Journal:

Year:

1990

Language:

english

File:

PDF, 907 KB

english, 1990

22

Sexual reproduction and variation in floral morphology in an ephemeral vernal lily,Eyythronium americanum

Lawrence D. Harder, James D. Thomson, Mitchell B. Cruzan, Robert S. Unnasch

Journal:

Year:

1985

Language:

english

File:

PDF, 701 KB

english, 1985

23

Floral evolution and male reproductive success: Optimal dispensing schedules for pollen dispersal by animal-pollinated plants

Lawrence D. Harder, William G. Wilson

Journal:

Evolutionary Ecology

Year:

1994

Language:

english

File:

PDF, 1.27 MB

english, 1994

24

New strategies for increasing heterozygosity in crops:Vicia fabamating system as a study case

M. J. Suso, Lawrence Harder, M. T. Moreno, Fouad Maalouf

Journal:

Year:

2005

Language:

english

File:

PDF, 321 KB

english, 2005

25

New strategies for increasing heterozygosity in crops:Vicia fabamating system as a study case

M. J. Suso, Lawrence Harder, M. T. Moreno, Fouad Maalouf

Journal:

Year:

2005

File:

PDF, 94 KB

2005

26

The Spectral Irradiance Monitor: Measurement Equations and Calibration

Jerald W. Harder, Juan Fontenla, George Lawrence, Thomas Woods, Gary Rottman

Journal:

Year:

2005

Language:

english

File:

PDF, 1.64 MB

english, 2005

27

The Spectral Irradiance Monitor (SIM): Early Observations

Gary Rottman, Jerald Harder, Juan Fontenla, Thomas Woods, Oran R. White, George M. Lawrence

Journal:

Year:

2005

Language:

english

File:

PDF, 1.77 MB

english, 2005

28

The Spectral Irradiance Monitor: Scientific Requirements, Instrument Design, and Operation Modes

Jerald Harder, George Lawrence, Juan Fontenla, Gary Rottman, Thomas Woods

Journal:

Year:

2005

Language:

english

File:

PDF, 796 KB

english, 2005

29

VESTIGIAL ORGANS AS OPPORTUNITIES FOR FUNCTIONAL INNOVATION: THE EXAMPLE OF THE PENSTEMON STAMINODE

Jennifer Walker-Larsen, Lawrence D. Harder

Journal:

Year:

2001

Language:

english

File:

PDF, 129 KB

english, 2001

30

CORRELATED EVOLUTION OF FLORAL MORPHOLOGY AND MATING-TYPE FREQUENCIES IN A SEXUALLY POLYMORPHIC PLANT

Spencer C. H. Barrett, Lawrence D. Harder, W. W. Cole

Journal:

Year:

2004

Language:

english

File:

PDF, 605 KB

english, 2004

31

Development of aquatic insect eggs in relation to temperature and strategies for dealing with different thermal environments

Gordon Pritchard, Lawrence D. Harder, Robert A. Mutch

Journal:

Biological Journal of the Linnean Society

Year:

1996

Language:

english

File:

PDF, 1.39 MB

english, 1996

32

Pollen-size comparisons among animal-pollinated angiosperms with different pollination characteristics

Lawrence D. Harder

Journal:

Biological Journal of the Linnean Society

Year:

1998

Language:

english

File:

PDF, 795 KB

english, 1998

33

Pollen fates and the limits on male reproductive success in an orchid population

STEVEN D. JOHNSON, PAUL R. NEAL, LAWRENCE D. HARDER

Journal:

Biological Journal of the Linnean Society

Year:

2005

Language:

english

File:

PDF, 453 KB

english, 2005

34

Beyond floricentrism: The pollination function of inflorescences

LAWRENCE D. HARDER, CRISPIN Y. JORDAN, W. ERIC GROSS, MATTHEW B. ROUTLEY

Journal:

Plant Species Biology

Year:

2004

Language:

english

File:

PDF, 204 KB

english, 2004

35

Consumptive emasculation: the ecological and evolutionary consequences of pollen theft

Anna L. Hargreaves, Lawrence D. Harder, Steven D. Johnson

Journal:

Biological Reviews

Year:

2009

Language:

english

File:

PDF, 193 KB

english, 2009

36

The evolution of polymorphic sexual systems in daffodils (Narcissus)

Spencer C. H. Barrett, Lawrence D. Harder

Journal:

New Phytologist

Year:

2005

Language:

english

File:

PDF, 362 KB

english, 2005

37

Questions about floral (dis)integration

Lawrence D. Harder

Journal:

New Phytologist

Year:

2009

Language:

english

File:

PDF, 444 KB

english, 2009

38

Darwin's beautiful contrivances: evolutionary and functional evidence for floral adaptation

Lawrence D. Harder, Steven D. Johnson

Journal:

New Phytologist

Year:

2009

Language:

english

File:

PDF, 1.33 MB

english, 2009

39

EFFECTS OF REPRODUCTIVE COMPENSATION, GAMETE DISCOUNTING AND REPRODUCTIVE ASSURANCE ON MATING-SYSTEM DIVERSITY IN HERMAPHRODITES

Lawrence D. Harder, Shane A. Richards, Matthew B. Routley

Journal:

Year:

2008

Language:

english

File:

PDF, 468 KB

english, 2008

40

VARIATIONS ON A THEME—THE ECOLOGY AND EVOLUTION OF WITHIN-PLANT DIVERSITY

Lawrence D. Harder

Journal:

Year:

2010

Language:

english

File:

PDF, 71 KB

english, 2010

41

Mating cost of large floral displays in hermaphrodite plants

Harder, Lawrence D., Barrett, Spencer C. H.

Journal:

Year:

1995

File:

PDF, 582 KB

1995

42

Atmospheric oxidation capacity sustained by a tropical forest

Lelieveld, J., Butler, T. M., Crowley, J. N., Dillon, T. J., Fischer, H., Ganzeveld, L., Harder, H., Lawrence, M. G., Martinez, M., Taraborrelli, D.

Journal:

Year:

2008

Language:

english

File:

PDF, 676 KB

english, 2008

43

Plant Life Histories: Ecological Correlates and Phylogenetic Constraints || The Comparative Biology of Pollination and Mating in Flowering Plants

Spencer C. H. Barrett, Lawrence D. Harder and Anne C. Worley

Journal:

Philosophical Transactions Biological Sciences

Year:

1996

Language:

english

File:

PDF, 1.34 MB

english, 1996

44

Foraging currencies for non-energetic resources: pollen collection by bumblebees

SALMAN A RASHEED, LAWRENCE D HARDER

Journal:

Animal Behaviour

Year:

1997

Language:

english

File:

PDF, 216 KB

english, 1997

45

Development of aquatic insect eggs in relation to temperature and strategies for dealing with different thermal environments

GORDON PRITCHARD, LAWRENCE D. HARDER, ROBERT A. MUTCH

Journal:

Biological Journal of the Linnean Society

Year:

1996

Language:

english

File:

PDF, 185 KB

english, 1996

46

Pollen-size comparisons among animal-pollinated angiosperms with different pollination characteristics

LAWRENCE D. HARDER

Journal:

Biological Journal of the Linnean Society

Year:

1998

Language:

english

File:

PDF, 303 KB

english, 1998

47

The Global Stock of Domesticated Honey Bees Is Growing Slower Than Agricultural Demand for Pollination

Marcelo A. Aizen, Lawrence D. Harder

Journal:

Current Biology

Year:

2009

Language:

english

File:

PDF, 277 KB

english, 2009

48

Phenological associations of within- and among-plant variation in gender with floral morphology and integration in protandrous Delphinium glaucum

Hiroshi S. Ishii, Lawrence D. Harder

Journal:

Journal of Ecology

Year:

2012

Language:

english

File:

PDF, 390 KB

english, 2012

49

HOW DEPRESSED? ESTIMATES OF INBREEDING EFFECTS DURING SEED DEVELOPMENT DEPEND ON REPRODUCTIVE CONDITIONS

Lawrence D. Harder, Nina Hobbhahn, Shane A. Richards

Journal:

Year:

2012

Language:

english

File:

PDF, 845 KB

english, 2012

50

Measurement and estimation of functional proboscis length in bumblebees (Hymenoptera: Apidae)

Harder, Lawrence D.

Journal:

Canadian Journal of Zoology

Year:

1982

Language:

english

File:

PDF, 615 KB

english, 1982

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