Factors affecting productivity on tea estates in Sri Lanka -1- the impact of each field on annual crop production

De Silva, R.L.Saravanapavan, T.V.2014-11-182014-11-181975Tea Quarterly45(1-2)pp.16-20https://dl.nsf.gov.lk/handle/1/12849AgricultureProductivity factorsCrop productionTea productionField catagorizationTea estateYieldAdvantagesFactors affecting productivity on tea estates in Sri Lanka -1- the impact of each field on annual crop productionA