References
- Anderson , W.B. 1982 . Diagnosis and correction of iron deficiency in field crops ‐ an overview . J. Plant Nutr. , 5 : 785 – 795 .
- Anderson , W.B. and Khattari , S.K. 1984 . Iron uptake by plants and deficiency correction from an irradiated Fe fertilizer source . J. Plant Nutr. , 7 ( 8 ) : 319 – 328 .
- Anderson , W.B. and Parkpian , Preeda . 1984 . Plant availability of an iron waste product utilized as an agricultural fertilizer on calcareous soil . J. Plant Nutr. , 7 : 223 – 233 .
- Christensen , P.D. , Toth , J.S. and Bear , E.F. 1951 . The status of soil manganese as influenced by moisture, organic matter and pH . Soil Sci. Soc. Am. Proc. , 15 : 279 – 282 .
- Francis , H.J. , Rajagopal , C.K. and Krishnamoorthy , K.K. 1979 . Effect of organically complexed iron on the available iron content in soil and uptake by sorghum CSH 5 in two different soils at successive growth stages . Mysore J. Agric. Sci. , 13 : 159 – 164 .
- Heintze , S.G. and Mann , G.J.P. 1951 . A study of various fractions of the manganese of neutral and alkaline organic soils . J. Soil Sci. , 2 : 234 – 242 .
- Lindsay , W.L. and Norvell , W.A. 1978 . Development of a DTPA micronutrient soil test . Soil Sci. Soc. Am. J. , 42 : 421 – 428 .
- Lingle , J.C. , Tiffin , O.L. and Brown , J.C. 1963 . Iron‐uptake transport of soybeans as influenced by other cations . Plant Physiol. , 38 : 71 – 76 .
- Mann , M.S. , Takkar , T.S. , Barnsal , R.L. and Randhawa , N.S. 1978 . Micronutrient status of soil and yield of maize and wheat as influenced by micronutrient and farmyard manure application . J. Indian Soc. Soil Sci. , 26 : 208 – 214 .
- Matocha , J.E. and Pennington , D. 1982 . Effects of plant iron recycling on iron chlorosis of grain sorghum grown on calcareous soils . J. Plant Nutr. , 5 : 869 – 882 .
- Olomu , M.O. , Racz , G.J. and Cho , C.M. 1973 . Effect of flooding on the Eh, pH and concentrations of Fe and Mn in several Manitoba soils . Soil Sci. Soc. Am. Proc. , 37 : 220 – 224 .
- Sanchez , C. and Kamprath , E.J. 1959 . Effect of liming and organic matter content on the availability of native and applied manganese . Soil Sci. Soc. Am. Proc. , 23 : 302 – 304 .
- Schwertmann , U. 1966 . Inhibitory effect of soil organic matter on the crystallization of amorphous ferric hydroxide . Nature , 212 : 645 – 646 .
- Takkar , P.N. 1969 . Effect of organic matter on soil iron and manganese . Soil Sci. , 108 : 108 – 112 .
- Thomas , R.L. , Sheard , R.W. and Moyer , J.R. 1967 . Comparison of conventional and automated procedures for nitrogen, phosphorus and potassium analysis for plant material using a single digestion . Agron. J. , 59 : 240 – 243 .
- Wallace , A. and Lunt , D.R. 1960 . Iron chelates in horticultural plants, a review . Am. Soc. Hort. Sci. , 75 : 819 – 841 .