References
- Atalay , A. , Garrett , H.E. , Mawhinney , T.P. and Mitchell , R.J. 1988 . Boron fertilization and carbohydrate relations in mycorrhizal and non mycorrhizal shortleaf pine . Tree Physiol. , 4 : 275 – 280 .
- Boote , K.J. , Gallaher , R.N. , Robertson , W.K. , Hinson , K. and Hammond , L.C. 1978 . Effect of foliar fertilization on photosynthesis, leaf nutrition, and yield of soybeans . Agron. J. , 70 : 787 – 791 .
- Dyar , J.J. and Webb , K.L. 1961 . A relationship between boron and auxin in C14 translocation in bean plants . Plant Physiol. , 36 : 672 – 676 .
- Fehr , W.R. and Caviness , C.E. 1977 . Stages of Soybean Development , Iowa Cooperative Extension Service Special Report 80
- Ford , E.M. , White , G.C. and Allen , M. 1965 . The response of magnesium‐deficient Edward VII apple trees to variations in the timing and composition of foliar sprays . J. Hort. Sci. , 40 : 351 – 360 .
- Garcia , R.L. and Hanway , J.J. 1976 . Foliar fertilization of soybeans during the seed‐filling period . Agron J. , 68 : 653 – 657 .
- Gauch , H.G. and Dugger , W.M. Jr. 1953 . The role of boron in translocation of sucrose . Plant Physiol. , 28 : 457 – 466 .
- Gauch , H.G. and Dugger , W.M. Jr. 1954 . The Physiological Action of Boron in Higher Plants: A Review and Interpretation , Bulletin A‐80 (Technical) College Park, MD : University of Maryland Agriculture Experiment Station .
- Greenham , D.W.P. and White , G.C. 1959 . The control of magnesium deficiency in dwarf pyramid apples . J. Hort. Sci. , 34 : 238 – 247 .
- Hansen , W.R. and Shibles , R. 1978 . Seasonal log of the flowering and podding activity of field‐grown soybeans . Agron. J. , 70 : 47 – 50 .
- Hanson , E.J. 1991 . Sour cherry trees respond to foliar boron applications . Hortscience , 26 : 1142 – 1145 .
- Hanson , E.J. , Chaplin , M.H. and Breen , P.J. 1985 . Movement of foliar applied boron out of leaves and accumulation in flower buds and flower parts of ‘Italian’ prune . Hortscience , 20 : 747 – 748 .
- Kokubun , M. and Asahi , Y. 1984 . Source‐sink relationships between the main stem and branches during reproductive growth in soybeans . Japan. J. Crop Sci. , 53 : 455 – 452 .
- Marschner , H. 1986 . “ Functions of mineral nutrients: Micronutrients ” . In Mineral Nutrition of Higher Plants , 195 – 268 . London, , England : Academic Press .
- Mitchell , J.W. , Dugger , W.M. and Gauch , H.G. 1955 . Increased translocation of plant‐growth‐modifying substances due to application of boron . Science , 118 : 354 – 355 .
- Poole , W.D. , Randall , G.W. and Ham , G.E. 1983 . Foliar fertilization of soybeans. I. Effect of fertility sources, rates. and frequency of application . Agron. J. , 75 : 195 – 200 .
- SAS Institute . 1989 . SAS User's Guide , Statistics Carey, NC : SAS Institute .
- Schon , M.K. and Blevins , D.G. 1987 . Boron stem infusions stimulate soybean yield by increasing pods on lateral branches . Plant Physiol. , 84 : 969 – 971 .
- Schon , M.K. and Blevins , D.G. 1990 . Foliar boron applications increase the final number of branches and pods on branches of field‐grown soybeans . Plant Physiol. , 92 : 602 – 607 .
- Sinclair , T.R. and de Wit , C.T. 1975 . Photosynthate and nitrogen requirements for seed production by various crops . Science , 189 : 565 – 567 .
- Sisler , E.C. , Dugger , W.M. Jr. and Gauch , H.G. 1956 . The role of boron in the translocation of organic compound in plants . Plant Physiol. , 31 : 11 – 17 .
- Stark , F.C. and Mathews , W.A. 1950 . Maryland cantaloupe sweetness can be improved, state experiments demonstrate , Miscellaneous Paper No. 96 4 – 5 . Maryland Agriculture Experiment Station .
- Syverud , T.D. , Walsh , L. M. , Oplinger , E.S. and Kelling , K.A. 1980 . Foliar fertilization of soybeans (Glycine max L.) . Commun. Soil Sci. Plant Anal. , 11 : 637 – 651 .
- Touchton , J.T. and Boswell , F.C. 1975 . Effects of B application on soybean yield, chemical composition, and related characteristics . Agron. J. , 67 : 417 – 420 .
- Touchton , J.T. , Boswell , F.C. and Marchant , W.H. 1980 . Boron for soybeans grown in Georgia . Commun. Soil Sci. Plant Anal. , 11 : 369 – 378 .
- Vasilas , B.L. , Legg , J.O. and Wolf , D.C. 1980 . Foliar fertilization of soybeans: Absorption and translocation of 15N‐labled urea . Agron. J. , 72 : 271 – 275 .
- van de Venter , H.A. and Currier , H.B. 1977 . The effect of boron deficiency on callose formation and 14C translocation in bean (Phaseolus vulgaris L.) and cotton (Gossypium hirstutum L.) . Amer. J. Bot. , 64 : 861 – 865 .
- Varsa , E.C. 1977 . “ Foliar application of N‐P‐K‐S‐Mg fertilizer combinations to soybeans ” . In Agronomy Abstracts , 132 Madison, WI : American Society of Agronomy .
- Weaver , M.L. , Timm , H. , Ng , H. , Burke , D.W. , Silbernagel , M.J. and Foster , K. 1985 . Pod retention and seed yield of beans in response to chemical foliar applications . Hortscience , 20 : 429 – 431 .
- Wilson , C.M. , Lovvorn , R.L. and Woodhouse , W.W. Jr. 1951 . Movement and accumulation of water‐soluble boron within the soil profile . Agron J. , 43 : 363 – 367 .
- Woodruff , J.R. 1979 . Soil boron and soybean leaf boron in relation to soybean yield . Commun. Soil Sci. Plant Anal. , 10 : 941 – 952 .
- Yogaratnam , N. and Greenham , D.W.P. 1982 . The application of foliar sprays containing nitrogen, magnesium, zinc and boron to apple trees. I. Effects on fruit set and cropping . J. Hort. Science , 57 : 151 – 158 .
- This research was funded in part by U.S. Borax, the Foundation for Agronomic Research, the Missouri Soybean Merchandising Council, and is a contribution of the Missouri Agricultural Experiment Station Journal Series Number 12,052.