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john w bartok
10 cilt bulundu.
Cilt sonuçları
Energy conservation for commercial greenhouses
John W. Bartok · Natural Resource Agriculture and Engineering
84 sayfa · 2001
Greenhouses / Energy conservation
Solid-fuel furnaces and boilers
John W. Bartok · Garden Way Pub.
216 sayfa · 1982
Coal / Biomass energy / Stoves, wood / Fuelwood / Boilers
Production of vegetables, strawberries, and cut flowers using plasticulture
John W. Bartok · Natural Resource, Agriculture, and Engineering Service, Cooperative Extension
146 sayfa · 2004
Vegetables / Strawberries / Cut flowers / Plastics in agriculture
Greenhouses for homeowners and gardeners
John W. Bartok · Natural Resource, Agriculture, and Engineering Service
200 sayfa · 2000
Greenhouses / Design and construction