Effect of irrigation, nitrogen and potassium on seed yield and oil content of Jatropha curcas in coarse textured soils of northwest India

Autor: Tikkoo, Abha, Yadav, S.S., Kaushik, Naresh
Zdroj: In Soil & Tillage Research November 2013 134:142-146
Databáze: ScienceDirect