Tea Quarterly
Permanent URI for this collectionhttps://dl.nsf.gov.lk/handle/1/12557
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Item The establishment of green manures in mature tea areas(Tea Research Institute. Thalawakele, 1952) Haworth, F.Item Minor element nutrition of the tea bush in Ceylon(Tea Research Institute. Thalawakele, 1952) Haworth, F.Item The application of crop protection methods. dusting(Tea Research Institute. Thalawakele, 1950) Haworth, F.Item Crop protection by copper fungicides Pt. 1. the effect of weather on copper residues(Tea Research Institute. Thalawakele, 1950) Haworth, F.