Items where Author is "Harper, T.W."
Group by: Item Type | Date Jump to: Article Number of items: 4. ArticleHarper, T.W. and Walker, I.R. (1987) Evaluation of varieties, planting date and polyethylene mulch for spring and summer sweet potato production in south-east Queensland. Queensland Journal of Agricultural and Animal Sciences, 44 (1). pp. 9-13. Harper, T.W. and Walker, I.R. (1985) Response of a sweet potato variety to levels of nitrogen and potassium applied at planting. Queensland Journal of Agricultural and Animal Sciences, 42 (1). pp. 23-27. Harper, T.W. (1984) Effect of plant spacing on the yield of sweet potato cultivars at three times of planting. Queensland Journal of Agricultural and Animal Sciences, 41 (1). pp. 27-33. Harper, T.W. and Walker, I.R. (1984) Evaluation of sweet potatoes at several times of planting. Queensland Journal of Agricultural and Animal Sciences, 41 (2). pp. 109-113. |
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