Agriculture Reference
In-Depth Information
Weller, F. (). A method for studying the distribution of absorbing roots of
fruit trees.
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Westwood, M.N. ().
Temperate Zone Pomology.
Portland, OR: Timber Press.
Westwood M.N. and Bjornstad, H.O. ( ). Chilling requirements of dormant
seeds of pear species as related to their climatic adaptation.
Proceedings of the
American Society for Horticultural Science
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White, G.C. and Holloway, R.I.C. ( ). The influence of simazine or a straw
mulch on the establishment of apple trees in grassed down or cultivated soil.
Journal of Horticultural Science
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Wiersum, L.K. (). The effect of soil physical conditions on roots and uptake.
In
Mineral Nutrition of Fruit Trees
, ed. D. Atkinson, J.E. Jackson, R.O. Sharples
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). Water and mineral uptake by fruit tree
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Proceedings of IUFRO Meeting, Nancy, France
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Young, E. and Werner, D.J. (
). Early season root and shoot growth of
'Golden Delicious' apple on four rootstocks as affected by pruning at planting.
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