Browsing by Author "Hasselo, H.N."
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Item An evaluation of the monthly variations in yields of tea of two estates(The Tea Research Institute. Talawakele, 1963) Hasselo, H.N.Item Chemical control of weeds(1964) Hasselo, H.N.Item Chemical weed control in tea(The Tea Research Institute. Talawakele, 1965) Hasselo, H.N.; Sandanam, S.Item Field experiments on the chemical control of short-hole borer (Xyleborus fornicatus eichh.) on tea soon after prunning(TRI. Talawakele, 1962) Judenko, E.; Shanmugam, C.; Hasselo, H.N.Item Field experiments on the chemical control of shot-hole borer (Xyleborus fornicatus Eichh) on tea soon after pruning(1962) Judenko, E.; Shanmugam, C.; Hasselo, H.N.Item Productivity gradients on sloping tea land in ceylon(The Tea Research Institute. Talawakele, 1964) Hasselo, H.N.Item Shade trees(1964) Hasselo, H.N.Item Some observations on the growth rate of shaded and unshaded tea on sloping land(The Tea Research Institute. Talawakele, 1964) Hasselo, H.N.Item Tea root show effective depth of soil(TRI. Talawakele, 1962) Hasselo, H.N.Item The nitrogen, potassium, phosphorus, calcium, magnesium, sodium, manganese, iron, copper, boron, zinc, molybdenum and aluminium contents of tea leaves of increasing age(The Tea Research Institute. Talawakele, 1965) Hasselo, H.N.