Evaluation of Various Zinc Extractants in Lowland Rice Soil under the Influence of Zinc Sulfate and Chelated Zinc

References

• Alvarez , J. M. , Novillo , J. , Obrador , A. and Valdivia , L. M. L. 2001 . Mobility and leachability of zinc in two soils treated with six organic zinc complexes. . Journal of Agriculture and Food Chemistry , 49 : 3833 – 3840 .
   PubMed Web of Science ®Google Scholar
• Brar , M. S. and Sekhon , G. S. 1976 . Effect of Fe and Zn on the availability of micronutrient under flooded and unflooded conditions. . Journal of the Indian Society of Soil Science , 24 : 446 – 451 .
   Google Scholar
• Brown , A. L. , Quick , J. and Eddings , J. L. 1971 . A comparison of analytical methods for soils zinc. . Soil Science Society of American Proceedings , 35 : 105 – 107 .
   Web of Science ®Google Scholar
• Chatterjee , A. K. and Mandal , L. N. 1985 . Zinc sources for rice in soil at different moisture regimes and organic matter levels. . Plant and Soil , 87 : 393 – 404 .
   Web of Science ®Google Scholar
• Chude , V. O. and Gabriel , O. O. 2006 . A comparison of various extractants for the estimation of extractable zinc in cacao‐growing soils of southwestern Nigeria. . Journal of the Science of Food and Agriculture , 35 : 609 – 612 .
   Google Scholar
• Das , D. K. 1986 . A study of zinc application to rice. . Journal of Maharastra Agriculture University , 11 : 120 – 121 .
   Google Scholar
• Das , D. K. , Karak , T. and Karmakar , S. K. 2002 . “ Efficiency of chelated Zn on the maintenance of Zn in soils in relation to yield and nutrition of rice. ” . Paper presented at the 17th World Congress of Soil Science, August 14–21, 2002, Thailand
   Google Scholar
• Giordano , P. M. and Mortvedt , J. J. 1973 . Zinc sources and methods of application for rice. . Agronomy Journal , 65 : 51 – 53 .
   Web of Science ®Google Scholar
• Hodgson , J. F. 1963 . Chemistry of the micronutrient elements in soils. . Advances of Agronomy , 15 : 119 – 159 .
   Google Scholar
• Jackson , M. L. 1973 . Soil chemical analysis , New Delhi, , India : Prentice Hall of India Pvt. Ltd .
   Google Scholar
• Kalbasi , K. , Racz , G. J. and Lewen Rudgers , L. A. 1978 . Reaction products and solubility of applied zinc compounds in some Manitoba soil. . Soil Science , 125 : 55 – 64 .
   Web of Science ®Google Scholar
• Karak , T. , Das , D. K. and Maiti , D. 2006 . Yield and zinc uptake in rice as influenced by sources and times of zinc application. . Indian Journal of Agricultural Sciences , 76 : 346 – 348 .
   Web of Science ®Google Scholar
• Karak , T. , Singh , U. K. , Das , S. , Das , D. K. and Kuzyakov , Y. 2005 . Comparative efficacy of ZnSO4 and Zn‐EDTA application for fertilization of rice. . Archives of Agronomy and Soil Sciences , 51 : 253 – 264 .
   Google Scholar
• Katyal , J. C. and Ponnamperuma , F. N. 1974 . Zinc deficiency: A widespread nutritional disorder of rice in Agusan del Norte. . Philippine Agricultural Scientist , 58 : 79 – 89 .
   Google Scholar
• Kirk , G. J. D. and Bajita , J. B. 1995 . Root induced iron oxidation, pH changes, and zinc solubilization in the rhizosphere of lowland rice. . New Phytologist , 131 : 129 – 137 .
   PubMed Web of Science ®Google Scholar
• Lindsay , W. L. and Cox , F. R. 1985 . Micronutrient soil testing for the tropics. . Fertilizer Research , 7 : 169 – 200 .
   Web of Science ®Google Scholar
• Lindsay , W. L. and Norvell , W. A. 1978 . Development of DTPA soil test for zinc, iron, manganese and copper. . Soil Science Society of American Journal , 42 : 421 – 428 .
   Web of Science ®Google Scholar
• Maftoun , M. , Haghighat , N. H. , Karimian , N. and Ronaghi , A. M. 2003 . Evaluation of chemical extractants for predicting lowland rice response to zinc in highly calcareous soils. . Communications in Soil Science and Plant Analysis , 34 : 1269 – 1280 .
   Web of Science ®Google Scholar
• Maftoun , M. and Karimian , N. 1989 . Relative efficiency of two zinc sources for maize in two calcareous soils from an arid area of Iran. . Agronomie , 9 : 771 – 775 .
   Google Scholar
• Misra , A. K. , Nayar , P. K. and Patnaik , S. 1989 . Effect of flooding on extractable zinc, copper, boron, and molybdenum in soils and their relation with yield and uptake of these nutrients by rice (Oryza sativa). . Indian Journal of Agricultural Sciences , 59 : 415 – 421 .
   Web of Science ®Google Scholar
• Naik , S. K. and Das , D. K. 2007 . Effect of split application of zinc on yield of rice in an inceptisol. . Archives of Agronomy and Soil Sciences , 53 : 305 – 313 .
   Google Scholar
• Ortiz , E. M. E. and Garcia , O. A. 1998 . Process of sorption of zinc in three soils of Colombia cultivated with rice of the dryland variety Llano‐5. . Suelos‐Ecuatoriales , 28 : 112 – 117 .
   Google Scholar
• Reddy , C. N. and Patrick , W. H. 1977 . Effect of redox potential on stability of zinc and copper chelates in flooded soil. . Soil Science Society of American Journal , 41 : 729 – 732 .
   Web of Science ®Google Scholar
• Sharma , B. D. , Takkar , P. N. and Sadana , U. S. 1982 . Evaluation of levels and methods of zinc application to rice in sodic soils. . Nutrient Cycling in Agroecosystems , 3 : 161 – 167 .
   Google Scholar
• Sinaj , S. , Machler , F. and Frossard , E. 1999 . Assessment of isotopically exchangeable zinc in polluted and nonpolluted soils. . Soil Science Society of American Journal , 63 : 1618 – 1625 .
   Google Scholar
• Subbiah , B. V. and Asija , G. L. 1956 . A rapid procedure for the determination of available nitrogen in soils. . Current Science , 25 : 259 – 260 .
   Google Scholar
• Thenmozhi , R. and Savithiri , P. 1993 . Studies on transformation and nutrition of zinc in Alfisol. . Journal of the Indian Society of Soil Science , 41 : 106 – 110 .
   Google Scholar
• Watanabe , F. S. and Olsen , S. R. 1965 . Test of an ascorbic acid method for determining phosphorus in water and sodium bicarbonate extracts from soil. . Soil Science Society of American Proceedings , 29 : 677 – 678 .
   Google Scholar
• Zadoks , J. C. , Chang , T. T. and Konzak , C. F. 1974 . A decimal code for the growth stages of cereals. . Weed Research , 14 : 415 – 421 .
   Web of Science ®Google Scholar