Mechanical control of wheat weeds by spiked chain harrow on tilled and sod soil [Triticum durum Desf. - Tuscany
Barberi, P. (Universita della Tuscia, Viterbo (Italy). Dipartimento di Produzione Vegetale) ; Ginanni, M. (Pisa Univ. (Italy). Centro Interdipartimentale di Ricerche Agroambientali) ; Peruzzi, A ; Nasorri, V ; Raffaelli, M ; Silvestri, N. (Pisa Univ. (Italy). Dipartimento di Agronomia e Gestione dell'Agroecosistema)
Experiences with pastures establishment at Lecherito sector, Guárico river irrigation system, Guárico state, Venezuela
Strebin, S.J., Universidad Central de Venezuela: UCV, Maracay (Venezuela). Facultad de Agronomía. Departamento e Instituto de Edafología ; Pérez Pérez, J ; Freites S, L.E
The effect of the method and period of primary and pre-sowing cultivation of soil on some physical properties of chernozem, weediness, dynamics of growth, sugarbeet yield and quality. [Serbo-croat