خيارات البحث
النتائج 1 - 10 من 3,320
Ecology of Allolobophora cernosvitoviana (Zicsi, 1967): a species new to the Polish earthworm (Lumbricidae) fauna
1997
Kostecka, J. (Agricultural Academy in Krakow, Department of Economy of Agricultural Production in Rzeszow, ul. Cwiklinskiej 2, 35-359, Rzeszow (Poland))
Agricultural production in Southern Africa
1997
Kadzere, C.T. (Fort Hare Univ., Alice (South Africa). Faculty of Agriculture)
[Energy economic technologes in agricultural production]
1997
Tikhomirov, A.V. (All-russian Inst. of Agricultural Economics, Moskva (Russia))
Agricultural production in the Baltic basin.
1997
Khalili M. | Mosiej J. | Ebbersten S. | Bodin B.
[Profitability in different sectors of agricultural production]
1997
Johansson, M. (Statens Jordbruksverk, Joenkoeping (Sweden). Statistikenheten)
Models of production intensifying in agricultural enterprises
1997
Lucic, Dj.
In order to attain the optimal intensity of agricultural production, the classical method of linear programming and contemporary method of fractional linear programming have been applied. Modeling of production structure has been carried out in conditions of dry crops growing and irrigation. Optimizing of individual models has been performed on the basis of maximizing of variety economic categories which define the efficiency of the production.
اظهر المزيد [+] اقل [-]Organic agricultural production in North and Central Florida
1997
Hildebrand, Peter E. | Zimet, David J. | Brinen, Gary H.
Farmers' transport costs and agricultural production in Ghana.
1997
Heerink, N. | Atsma, P. | Fosu, K.Y.
[Technologes and energy economy equipment for the receipt, processing and keeping of agricultural products]
1997
Korshunov, B.P. | Mar'yakhin, F.G. | Uchevatkin, A.I. | Tolkachev, N.N. (All-Russian Inst. of Agricultural Economics, Moskva (Russia))
[Energy economy in electro-thermal process of agricultural production]
1997
Rasstrigin, V.N. (All-russian Inst. of Agricultural Economic, Moskva (Russia))
