Yazar
gerald l horner
3 cilt bulundu.
Cilt sonuçları
An economic analysis of nitrogen reduction in subsurface drainage water
Gerald L. Horner · Giannini Foundation of Agricultural Economics
90 sayfa · 1977
Water / Organic water pollutants / Pollution
The role of irrigated agriculture in a changing export market
Gerald L. Horner · U.S. Dept. of Agriculture, Economic Research Service, Natural Resource Economics Division
31 sayfa · 1985
Marketing / Farm produce / Irrigation farming