Sylvan Wittwer
#78,573
Most Influential Person Now
Agronomist
Sylvan Wittwer's AcademicInfluence.com Rankings
Sylvan Wittwerbiology Degrees
Biology
#5605
World Rank
#8125
Historical Rank
#1908
USA Rank
Agriculture
#10
World Rank
#21
Historical Rank
#3
USA Rank
Botany
#225
World Rank
#882
Historical Rank
#66
USA Rank
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Biology
Sylvan Wittwer's Degrees
- PhD Agronomy Michigan State University
- Masters Agronomy Michigan State University
- Bachelors Agriculture Michigan State University
Why Is Sylvan Wittwer Influential?
(Suggest an Edit or Addition)According to Wikipedia, Sylvan Harold Wittwer was an American agronomist who served as director of the agricultural experiment station at Michigan State University. Wittwer was born in 1917 in Hurricane, Utah. He received his bachelor's degree at Utah State University and his doctors degree from the University of Missouri. He was inducted into the Alumni Hall of Honor of the College of Agriculture and Applied Science at Utah State University, 2003.
Sylvan Wittwer's Published Works
Number of citations in a given year to any of this author's works
Total number of citations to an author for the works they published in a given year. This highlights publication of the most important work(s) by the author
Published Works
- Absorption and Mobility of Foliar Applied Nutrients. (1957) (326)
- Protected Cultivation of Horticultural Crops Worldwide (1995) (157)
- Penetration of Ions through Isolated Cuticles. (1964) (119)
- Some Effects of Gibberellin on Flowering and Fruit Setting. (1957) (102)
- ISOLATION OF 3–INDOLEACETIC ACID FROM IMMATURE CORN KERNELS (1946) (85)
- (2-Chloroethyl) trimethylammonium chloride and related compounds as plant growth substances. III. Effect on growth and flowering of the tomato. (1960) (72)
- Chemical Regulation of Flower Sex Expression and Vegetative Growth in Cucumis sativus L (1962) (67)
- Gibberellin Effects on Temperature and Photoperiodic Requirements for Flowering of Some Plants. (1957) (64)
- Penetration of Organic Compounds Through Isolated Cuticular Membranes with Special Reference to C Urea. (1965) (63)
- World-wide Use of Plastics in Horticultural Production (1993) (62)
- 2-Chloroethyl Trimethylammonium Chloride and Related Compounds as Plant Growth Substances. V. Growth, Flowering, and Fruiting Responses as Related to Those Induced by Auxin and Gibberellin. (1960) (59)
- FOLIAR ABSORPTION—AN ACTIVE UPTAKE PROCESS (1964) (55)
- Agricultural Sustainability in a Changing World Order (1985) (47)
- Food, Climate, and Carbon Dioxide: The Global Environment and World Food Production (1995) (47)
- Food Production: Technology and the Resource Base (1975) (44)
- Chemical Induction of Male Sterility in Cucurbits. (1954) (41)
- ABSORPTION OF RADIONUCLIDES BY ABOVEGROUND PLANT PARTS AND MOVEMENT WITHIN THE PLANT (1961) (41)
- Carbon dioxide enrichment of greenhouse atmospheres for food crop production (2008) (41)
- The Effect of Preharvest Foliar Sprays of Maleic Hydrazide on Sprout Inhibition and Storage Quality of Potatoes. (1952) (40)
- Subcellular Localization of Zinc and Calcium in Bean (Phaseolus vulgaris L.) Tissues. (1972) (37)
- Greenhouse Tomatoes, Lettuce and Cucumbers (1979) (36)
- Senescence Inhibition and Respiration (1961) (36)
- Gibberellin-induced Anther and Pollen Development in a Stamen-less Tomato Mutant (1966) (36)
- The Metabolism of Foliar-Applied Urea. I. Relative Rates of CO(2) Production by Certain Vegetable Plants Treated with Labeled Urea. (1953) (35)
- THE EFFECTS OF TEMPERATURE AND NITROGEN NUTRITION ON FLOWER FORMATION IN THE TOMATO (1957) (35)
- The Uptake of Nutrients through Leaf Surfaces (1969) (35)
- Ion Uptake by Cells Enzymically Isolated from Green Tobacco Leaves. (1965) (34)
- Carbon dioxide levels in the biosphere: Effects on plant productivity (1985) (34)
- AUTORADIOGRAPHY AS AN AID IN DETERMINING THE GROSS ABSORPTION AND UTILIZATION OF FOLIAR APPLIED NUTRIENTS. (1951) (34)
- Senescence inhibition and respiration induced by growth retardants and N-benzyladenine. (1966) (34)
- QUANTITATIVE AND QUALITATIVE DIFFERENCES IN PLANT RESPONSE TO THE GIBBERELLINS (1962) (34)
- Maximum Production Capacity of Food Crops (1974) (34)
- SOME EFFECTS OF KINETIN ON THE GROWTH AND FLOWERING OF INTACT GREEN PLANTS (1963) (34)
- Flame Photometric Determination of Calcium, Strontium, and Barium in Mixture (1953) (33)
- Future Technological Advances in Agriculture and Their Impact on the Regulatory Environment (1979) (33)
- Effect of N-Benzylaminopurine on Respiration & Storage Behavior of Broccoli (Brassica oleracea var. italica). (1962) (32)
- Mechanism of Zinc Uptake in Bean (Phaseolus vulgaris) Tissues (1970) (32)
- Feeding a Billion: Frontiers in Chinese Agriculture (1987) (32)
- Growth regulants in agriculture * (1971) (32)
- BINDING SITES FOR INORGANIC IONS AND UREA ON ISOLATED CUTICULAR MEMBRANE SURFACES (1966) (30)
- N6-Benzyladenine: Inhibitor of Respiratory Kinases (1964) (30)
- The fruit-setting factor from the ethanol extracts of immature corn kernels. (1951) (29)
- Leaching of Carbohydrates from Plant Foliage as Related to Light Intensity. (1957) (28)
- Comparative Stimulation of Parthenocarpy in the Tomato by Various Indole Compounds. (1953) (28)
- Growth hormone production during sexual reproduction of higher plants : with special reference to synapsis and syngamy (1943) (27)
- Foliar absorption — penetration of the cuticular membrane and nutrient uptake by isolated leaf cells (1967) (27)
- The Control of storage sprouting in onions by preharvest foliage sprays of maleic hydrazide. (1950) (26)
- Ion Binding by Surfaces of Isolated Cuticular Membranes. (1964) (25)
- EFFECT OF DIMETHYL SULFOXIDE ON ZINC65 UPTAKE, RESPIRATION, AND RNA AND PROTEIN METABOLISM IN BEAN (PHASEOLUS VULGARIS) TISSUES (1970) (25)
- Anesthetization by Di-Ethyl Ether and the Transport of Foliar Applied Radiocalcium. (1956) (24)
- Effect of Stock-Scion Interrelationships on the Transport of 32P and 45Ca in the Apple (1958) (24)
- Aspects of CO2 Enrichment for Crop Production (1970) (22)
- The effects of gibberellin on economic crops (1958) (22)
- The next generation of agricultural research. (1978) (21)
- THE INDEPENDENT ACTION OF MORPHACTINS AND GIBBERELLIC ACID ON HIGHER PLANTS (1967) (21)
- THE EFFECT OF PREHARVEST FOLIAGE SPRAYS OF CERTAIN GROWTH REGULATORS ON SPROUT INHIBITION AND STORAGE QUALITY OF CARROTS AND ONIONS. (1950) (21)
- Gibberellin Modification of Flower Sex Expression inCucumis sativusL. (1961) (20)
- Comparative Biological Effectiveness of the Gibberellins (1958) (20)
- Carbon dioxide and climatic change: an agricultural perspective. (1980) (19)
- Absorption of nutrients by stems and branches of woody plants. (1952) (19)
- Growth of bean and tomato plants as affected by root absorbed growth substances and atmospheric carbon dioxide (1966) (18)
- VEGETABLE CROPS IN RELATION TO SOIL FERTILITY: II. VITAMIN C AND NITROGEN FERTILIZERS (1945) (18)
- Implications of the greenhouse effect on crop productivity. (1990) (18)
- Differential Response to Two Bean Varieties to Zinc as Revealed by Electrophoretic Protein Pattern 1 (1972) (18)
- Chemical Induction of Flowering in the Sweetpotato. (1954) (17)
- Growth Substances in Corn Pollen. (1958) (17)
- The Nature of an Oxidation Product of 3-Indoleacetic Acid1-3 (1954) (16)
- The Effect of Gibberellic Acid on Enzyme Activity and Oxygen Uptake in Bean Plants (Phaseolus Vulgaris). (1957) (16)
- Quantitative estimation of some amino acids in sweet corn pollen. (1949) (16)
- Staminate flower formation on gynoecious cucumbers as influenced by the various gibberellins (2004) (14)
- THE INFLUENCE OF A PREHARVEST FOLIAR SPRAY OF MALEIC HYDRAZIDE ON THE SPECIFIC GRAVITY OF POTATOES and THE QUALITY OF POTATO CHIPS (1953) (13)
- Ascorbic acid (Vitamin C) content of tomatoes and apples (1954) (13)
- The Detection of 3-Indoleacetic Acid in Cauliflower Heads. Chromatographic Behavior of Some Indole Compounds1,2 (1954) (13)
- Absorption of Iron by Enzymically Isolated Leaf Cells (1967) (12)
- Chapter 11 – The Shape of Things to Come (1980) (12)
- Mechanism of Zinc Absorption by Intact Bean Plants (1971) (11)
- The Extraction and Colorimetric Estimation of Indole-3-Acetic Acid and Its Esters in Developing Corn Kernels. (1954) (11)
- Growth promotion in the snapdragon by CCC, a growth retardant (2004) (11)
- Flower Power: Rising Carbon Dioxide Is Great for Plants (1992) (11)
- Foliar uptake and translocation of rubidium in bean plants as affected by root absorbed growth regulators (1965) (11)
- Maintaining high soil nutrient levels for greenhouse tomatoes without excess salt accumulation. (1960) (10)
- Food and fiber in a world of increasing carbon dioxide. (1982) (10)
- Ion Uptake and Protein Synthesis in Enzymatically Isolated Plant Cells (1965) (10)
- Further investigations on the use of maleic hydrazide as a sprout inhibitor for potatoes (1955) (10)
- PATHWAYS AND MECHANISMS FOR FOLIAR ABSORPTION OF MINERAL NUTRIENTS-A REVIEW (1964) (10)
- ADVANCES IN PROTECTED ENVIRONMENTS FOR PLANT GROWTH (1981) (9)
- FLOWERING AND EARLINESS IN THE TOMATO: Inheritance of Associated Characteristics (1963) (9)
- Leaching of nutrients from plant foliage as determined by radioisotopes (1957) (9)
- Ethyl-3-Indoleacetate: an Artefact in Extracts of Immature Corn Kernels (1957) (9)
- Absorption and mobility of magnesium in the bean (Phaseolus vulgaris L. ) (1960) (9)
- Food Security in the U.S.— An Overview (2021) (8)
- The Reduction of Storage Losses in Sugar Beets by Preharvest Foliage Sprays of Maleic Hydrazide (1951) (8)
- Seed Vernalization and Flowering in Lettuce (Lactuca sativa) (1956) (8)
- NATURAL GROWTH SUBSTANCES IN VERNALIZED AND NON-VERNALIZED LETTUCE SEEDLINGS (1958) (8)
- Soil Nitrogen and Thrips Injury to Spinach. (1945) (8)
- Effect of N-m-Tolylphthalamic Acid on Tomato Flower Formation. (1955) (7)
- EFFECT OF CERTAIN GROWTH REGULATORS ON SEED STALK DEVELOPMENT IN LETTUCE AND CELERY. (1949) (7)
- Regulation of phosphorus nutrition of horticultural crops (1969) (7)
- APPLICATION OF CARBON DIOXIDE FOR VEGETABLE GROWING UNDER GLASS OR PLASTIC1 (1966) (7)
- Nitrogen Fixation and Agricultural Productivity (1978) (6)
- Vegetable Crops in Relation to Soil Fertility IV. Nutritional Values of New Zealand Spinach (1946) (6)
- Further investigations of the effects of " hormone " sprays on the fruiting response of outdoor tomatoes. (1950) (6)
- A Chemical Control of Seedstalk Development in Celery. (1947) (6)
- SYNAPSIS AND SYNGAMY AS STIMULATING PROCESSES OF PLANT DEVELOPMENT. (1943) (6)
- PRECAUTIONS IN THE USE OF LANOLIN AS AN ASSAY DILUENT FOR PLANT GROWTH SUBSTANCES. (1950) (6)
- Rising Atmospheric CO2 and Crop Productivity (1983) (6)
- CONTROL OF SEEDSTALK DEVELOPMENT IN CELERY BY MALEIC HYDRAZIDE (1954) (6)
- Future challenges and opportunities for agricultural and forestry research (1980) (5)
- Some effects of gibberellin on stem elongation and flowering in sugar beets (1959) (5)
- Foliar application of fertilizer (1963) (5)
- Polarographic determination of zinc in plant materials. (1954) (5)
- The Characterization of Indole-3-acetic Acid and its Esters1 (1951) (5)
- Maximizing Agricultural Production (1970) (4)
- Some Gibberellin Effects on Flowering of Plants (1962) (4)
- MEETING FUTURE FOOD NEEDS: THE CHALLENGE TO AGRICULTURE * (1977) (4)
- THE CHANGING GLOBAL ENVIRONMENT AND WORLD CROP PRODUCTION (1997) (4)
- VEGETABLE CROPS IN RELATION TO SOIL FERTILITY (1947) (4)
- Design and calibration of a portable spectroradiometer for the visible range (400-700 mu) (1963) (3)
- Notes: Characterization of Several n-Alkyl Esters of Gibberellin A3 and Their Comparative Biological Activity (1959) (3)
- Chemical Regulators in Horticulture (1968) (3)
- Interrelationships of Calcium, Nitrogen, and Phosphorus in Vegetable Crops. (1947) (3)
- Agricultural Production--Research Imperatives for the Future (1979) (3)
- Agricultural productivity and biological nitrogen fixation--an international view. (1977) (3)
- Effects of gibberellin A3 on the chemical composition of celery plants. (1961) (3)
- Greenhouse Tomatoes: Guidelines for Successful Production (1969) (3)
- Effect of Electrical Currents on the Transport of Radiocalcium (Ca45) in Phaseolus vulgaris (1961) (2)
- VEGETABLE CROPS IN RELATION TO SOIL FERTILITY.: III. OXALATE CONTENT AND NITROGEN FERTILIZATION1 (1946) (2)
- FOLIAR ABSORPTION OF MINERAL NUTRIENTS1.2.3 (1958) (2)
- The occurrence of quercetin in the pollen of Zea mays. (1950) (2)
- Response of Plants to Root-absorbed Chemical Growth Substances applied in Culture Solutions (1962) (2)
- Rising atmospheric CO/sub 2/ and crop productivity (1983) (2)
- The effect of preharvest foliar sprays of gibberellin on yield and storage breakdown of celery. (1960) (2)
- Communicating the Greatest Story on Earth (1972) (1)
- Soil Nitrogen and Thrips Injury to Spinach (1946) (1)
- Solar energy and agriculture (2005) (1)
- Practices for increasing the yields of greenhouse tomatoes. (1960) (1)
- The New Horticulture — Programming the Future Plennary Address1 (1985) (1)
- ABSORPTION AND MOBILITY OF FOLIAR APPLIED NUTRIENTS 1"2,3 (1957) (1)
- THE ABSORPTION AND DISTRIBUTION OF RADIOACTIVITY IN PLANTS GROWN UPON SOILS CONTAMINATED WITH FISSION PRODUCTS--A PRELIMINARY REPORT (1954) (1)
- Assuring our food supply — technology, resources and policy☆ (1977) (1)
- Aliphatic Esters of 3-Indoleacetic Acid. Preparation and Activity in Parthenocarpic Fruit Induction1,2 (1955) (1)
- Gibberellin promotes earlier flowering on some flower plants. (1957) (1)
- Ion absorption by leaves (1967) (1)
- Research and technology on the United States food supply. (1970) (1)
- ABOVEGROUND PLANT PARTS AS A PATHWAY FOR ENTRY OF FISSION PRODUCTS INTO THE FOOD CHAIN WITH SPECIAL REFERENCE TO $sup 89$ $sup 90$Sr AND $sup 137$Cs. (1967) (1)
- EFFECT OF MALEIC HYDRAZIDE ON THE COMPOSITION OF RADISHES (RAPHANUS SATIVUS)a (1957) (1)
- Leaching of Carbohydrates from Plant Foliage as Related to Light Intensity (1957) (1)
- 8 – FOOD PROBLEMS IN THE NEXT DECADES (1989) (1)
- 19 – An Assessment of Future Technological Advances in Agriculture and Their Impact on the Regulatory Environment (1979) (1)
- Social Responsibility in Horticultural Research and Teaching1 (1972) (1)
- Warring with pests (1987) (1)
- Vegetable crops in relation to soil fertility; calcium contents of green leafy vegetables. (1947) (1)
- Welcome to the garden spot (2002) (0)
- Communicate Effectively or Perish on the Vine1 (1973) (0)
- Gibberellin modifications of photoperiod controlled growth in herbaceous plants (2004) (0)
- Late plantings of vegetables (1945) (0)
- Research imperatives for horticultural crop productivity in the 21st century. (1983) (0)
- The Agricultural Research Dilemma (1975) (0)
- International Conference on Crop Productivity (1976) (0)
- GROWTH AND ACCUMULATION OF RADIOACTIVITY IN PLANTS GROWN ON "FISSION FALL OUT" CONTAMINATED SOIL (1955) (0)
- Regulation of Phosphorus Nutrition of Horticultural Crops1 (1969) (0)
- RADIOISOTOPES IN RESEARCH ON NUTRITION OF FRUIT CROPS (1953) (0)
- Food, Fiber, and Energy (1974) (0)
- Communication Goals for Science and Engineering (1976) (0)
- Food Production, People, and the Future (1976) (0)
- PERMEABILITY OF IRON AND IRON CHELATES THROUGH CUTICULAR MEMBRANES (1965) (0)
- Growth regulators: key chemicals for vegetable production. (1970) (0)
- Impact of the Greenhouse Effect on Plant Growth and Crop Productivity (2021) (0)
- Enhancing Food Production (1976) (0)
- Profile of a Researcher1 (1975) (0)
- A Second-Century Agenda for State Agricultural Experiment Stations: A View from the Twenty-First Century (2019) (0)
- MEETING THE NEEDS OF ARID LANDS (1981) (0)
- Chemical Induction of Flowering in the Sweetpotato (1954) (0)
- U.S. Agriculture in the Context of the World Food Situation (2020) (0)
- Fertilizing with CO2. Can a proven greenhouse technique be adapted to open field crops (1970) (0)
- 19) Agriculture in the 21st century. (1980) (0)
- Performance of Pascal celery varieties in Michigan. (1950) (0)
- Thermoperiodity and flower formation in some tomato varieties (1956) (0)
- Some Morphological Studies of Maleic Hydrazide Induced Dormancy in Potatoes and Onions (1958) (0)
- Compilation of Workshop materials : Workshop for an Assessment of the Present and Potential Role of Weather Modification in Agricultural Production (2007) (0)
- Crop Productivity: A National View1 (1976) (0)
- ABSORPTION OF RADIONUCLIDES APPLIED TO ABOVE GROUND PLANT PARTS. Terminal Report (1959) (0)
- U.s. And soviet agricultural research agendas. (1980) (0)
- Consumers, Research, 21st Century Were Potato Meeting Highlights (2008) (0)
- ABOVEGROUND PLANT PARTS AS A PATHWAY FOR ENTRY OF FISSION PRODUCTS INTO THE FOOD CHAIN WITH SPECIAL REFERENCE TO St$sup 89-90$ AND Cs$sup 13$$sup 7$ (1962) (0)
- THE EFFECTOF PREHARVESTFOLIARSPRAYSOF MALEIC HYDRAZIDEON SPROUTINHIBITIONAND STORAGE QUALITYOFPOTATOES1 (1951) (0)
- Sustaining Agriculture with Buzzwords (1985) (0)
- ABSORPTION OF RADIONUCLIDES THROUGH THE ABOVE-GROUND PARTS OF PLANTS, WITH SPECIAL REFERENCE TO PRODUCTS OF NUCLEAR FISSION (1955) (0)
- Program of the Fifty-Third Annual Meeting of the Potato Association of America and the Nineteenth National Potato Utilization Conference (2008) (0)
- Achieving stable crop production at high levels - climate-genetic interaction. (1980) (0)
- Communicating with Communicators (1976) (0)
- Biological control story. (1970) (0)
- Frontiers for science and technology in vegetable production (1983) (0)
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