Significance of using soil depth as a calibrating variate in a fertilizer experiment on coconut yield

Mathes, D.T.2015-08-112015-08-111981Ceylon Coconut Quarterly, 32(3/4):p.111-113https://dl.nsf.gov.lk/handle/1/19939AgricultureProductivityCopraSignificance of using soil depth as a calibrating variate in a fertilizer experiment on coconut yieldArticle