Error reduction in field experiments on Hevea using covariance techniques and effective blocking

Wickremasinghe, W.N.Abayapala, R.A.P.2013-05-082013-05-081980Journal of the Rubber Research Institute of Sri Lanka57pp.22-25https://dl-rri.nsf.gov.lk/handle/1/1483Error reduction in field experiments on Hevea using covariance techniques and effective blockingA