Brennnan R F and McGrath J F 1988 The vertical movement of zinc on sandy soils in southern Western Australia. Aust. J. Agric. Res. 26, 211-216
Cakmak I and Marschner H 1988 Increase in membrane permeability and exudation in roots of zinc deficient plants. J. Plant Physiol. 132, 356-361.
Cakmak I and Marschner H 1990 Decrease in nitrate uptake and increase in proton release in zinc deficient cotton, sunflower and buckwheat. Plant Soil 129, 261-268.
Elgawhary S M, Lindsay W L and Kemper W O 1970 Effect of complexing agent and acid on the diffusion of zinc to a simulated root. Soil Sci. Soc. Am Proc. 34, 211-214.
Graham R D and Ascher J S 1993 Nutritional limitations of subsoils. InPlant Nutrition-from Genetic Engineering to Field Practice. Ed. N T Barrow. pp 739-742, Kluwer Academic Publishers, Dordrecht.
Graham R D, Ascher J S and Hynes S C 1992 Selecting zinc-efficient genotypes for soils of low zinc status. Plant Soil 146, 241-250.
Graham R D, Welch R M, Grunes D L, Cary E E and Norvell W A 1987 Effect of zinc deficiency on the accumulation of boron and other mineral nutrients in barley. Soil Sci. Soc. Am. J. 51, 652-657.
Grewal H S and Graham R D 1994 Genetic variation in micronutrient uptake of wheat. InProceedings of the Seventh Assembly Wheat Breeding Society of Australia. Eds. J Paull, I S Dundas, K J Shepherd and G J Hollamby. pp 23-26. University of Adelaide.
Hartwig E E, Jones W F and Kilen T C 1991 Identification and inheritance of inefficient zinc absorption in soybean. Crop Sci. 31, 61-63.
Loneragan J F, Kirk G J and Webb M J 1987 Translocation and function of zinc in roots. J. Plant Nutr. 10, 1247-1254
Marschner H 1993 Zinc uptake from soils. InZinc in Soils and Plants. Ed. A D Robson. pp 59-77. Kluwer Academic Publishers, Dordrecht.
Marschner H and Romheld V 1983 In-vivo measurement of root-induced pH chnges at the soil-root interface: Effect of plant species and nitrogen source. Pflanzenphysiol. 111, 241-251.
Nable R O and Webb M J 1993 Further evidence that zinc is required throughout the root zone for optimal plant growth and development. Plant Soil 150, 247-253.
Rashid A, Buthio N and Rafique E 1994 Diagnosing zinc deficiency in rapeseed and mustard by seed analysis. Commun. Soil Sci. Plant Anal. 25, 3405-3412.
Rengel Z and Graham R D 1995 Importance of seed Zn content for wheat growth on Zn-deficient soil. Plant Soil 173, 259-266.
Robson A D and Snowball K 1989 The effect of 2-(4-2′, 4′-dichlorophenoxy-phenoxy)-methyl propanoate on the uptake and utilization of zinc by wheat. Aust. J. Agric. Res. 40, 981-90.
Robson A D and Snowball K 1990 The effect of chlorosulfuron on the uptake and utilization of copper and zinc in wheat. Aust. J. Agric. Res. 41, 19-28.
Saxena N B and Mathur S K 1987 Effect of available zinc on the productivity of Phaseolus aconitifoliuscultivars. InProceedings National Symposium on Micronutrient Stresses in Crop Plants. pp 124. MPKVV, Rahuri.
Singh J P, Dahiya D J and Narwal R P 1990 Boron uptake and toxicity in wheat in relation to zinc supply. Fert. Res. 24, 105-110.
Warncke D D and Barber S A 1972 Diffusion of zinc in soil. Soil Sci. Am. Proc. 36, 42-46.
Webb M J and Loneragan J F 1990 Zinc translocation to wheat root, and its implications for a phosphorus/zinc interaction in wheat plants. J. Plant Nutr. 13, 1499-1512.
Welch R M and Norvell W A 1993 Growth and nutrient uptake of barley (Hordeum vulgareL. cv Herta). Studies using an N-(2-hydroxyethyl)ethylenedinitrilotriacetic acid-buffered nutrient solution technique. 1. Role of zinc in the uptake and root leakage of mineral nutrients. Plant Physiol. 101, 627-631.
Welch R M, Webb M J and Loneragan J F 1982 Zinc in membrane function and its role in phosphorous toxicity. InProc. 9th Int. Coll. Plant Nutrition. Ed. A Scaife. pp 710-715. Commonw. Agric. Bur., Farnham Royal.
Wilkinson H F, Loneragan J F and Quirk J P 1968 The movement of zinc to plants. Soil Sci. Soc. Am. Proc. 32, 831-833.
Zarcinas B A, Carwright B and Spouncer L R 1987 Nitric acid digestion and multi-element analysis of plant material by inductively coupled plasma spectrometry. Commun. Soil Sci. Plant Anal. 18, 131-146.