References
- Foehse , D. and Jungk , A. 1983 . Influence of phosphate and nitrate supply on root hair formation of rape, spinach ana tomato plants . Plant and Soil , 74 : 359 – 368 .
- MacKay , A. D. and Barber , S. A. 1984 . Comparison of root and root hair growth in solution and soil culture . J. Plant Nutr. , 7 : 1745 – 1757 .
- Shierlaw , J. and Alston , A. M. 1984 . Effect of soil compaction on root growth and uptake of phosphorous . Plant and Soil , 77 : 15 – 28 .
- Kunishi , H. M. , Bandel , V. A. and Mulford , F. R. 1986 . Seasonal uptake of P by corn under no‐till and conventional‐till management . Comm. Soil Sci. Plant Anal. , 17 : 591 – 600 .
- Hargrove , W. L. 1985 . Influence of tillage on nutrient uptake and yield of corn . Agron. J. , 77 : 763 – 768 .
- Hayman , D. S. 1983 . The physiology of vesicular‐arbuscular endomycorrhizal symbiosis . Canad. J. Bot. , 61 : 944 – 963 .
- Gerdemann , J. W. 1964 . The effect of mycorrhiza on the growth of maize . Mycologia , 56 : 342 – 349 .
- Toth , R. , Page , T. and Castleberry , R. 1984 . Differences in mycorrhizal colonization of maize selections for high and low ear leaf phosphorus . Crop Sci. , 24 : 994 – 996 .
- Mulligan , M. F. , Smucker , A. J. M. and Safir , G. F. 1985 . Tillage modifications of dry edible bean root colonization by VAM fungi . Agron. J. , 77 : 140 – 144 .
- Jakobsen , I. and Nielsen , N. E. 1983 . Vesicular‐arbuscular mycorrhiza in field‐grown crops . I. New Phytol. , 93 : 401 – 413 .
- Marsh , B.a:B. 1971 . Measurement of length in random arrangements of lines . J. Appl. Ecol. , 8 : 265 – 267 .
- Phillips , J. M. and Hayman , D. S. 1970 . Improved procedures for clearing roots and staining parasitic and vesicular‐arbuscular mycorrhizal fungi for rapid assessment of infection . Trans. Brit. Mycol. Soc. , 55 : 158 – 161 .
- Kormanik , P. P. and McGraw . 1982 . “ Quantification of vesicular‐arbuscular mycorrhizae plant roots ” . In Methods and Principles of Mycorrhizal Research , Edited by: Schenck , N. 37 – 45 . St. Paul, MN : Amer. Phytopathol. Soc. .
- Brundrett , M. C. , Piche , V. and Peterson , R. L. 1984 . A new method for observing the morphology of vesicular‐arbuscular mycorrhizae . Canad. J. Bot. , 62 : 2128 – 2134 .
- Giovannetti , M. and Mosse , B. 1980 . An evaluation of techniques for measuring vesicular arbuscular mycorrhizal infection in roots . New Phytol. , 84 : 489 – 500 .
- Wolf , A. M. , Baker , D. E. , Pionke , H. B. and Kunishi , H. M. 1985 . Soil tests for estimating labile, soluble, and algae‐available phosphorus in agricultural soils . J. Environ. Qual. , 14 : 341 – 348 .
- Lambert , D. H. , Baker , D. E. and Cole , H. Jr. 1979 . The role of mycorrhizae in the interactions of phosphorus with zinc, copper, and other elements . Soil Sci. Soc. Am. J. , 43 : 976 – 980 .
- Warner , A. 1984 . Colonization of organic matter by vesicular‐arbuscular mycorrhizal fungi . Trans. Brit. Mycol. Soc. , 82 : 352 – 354 .