Petrics, Hajnalka
Petris, R.
Petrov, Petar, Agricultural University - Plovdiv, Department of Mechanization, Bulgaria
Pezzuolo, Andrea, Universita degli Studi di Padova, Department of Agroforesty and Landscape, Padua, Italy
Philip, T. K
Philip, Theresa K., Department of Agricultural and Environmental Engineering, University of Agriculture,Makurdi, Nigeria
Philip, Theresa Kangyang, Dept. of Agric. & Environmental Engineering, Univ. of Agriculture Makurdi, Nigeria
Phoungchandang, Singhanat -
Pibars, Sabreen, Water Relations and Field Irrigation Dept., Agricultural and Biological Research Division National Research Centre
Pibars, Sabreen KH, National research centre
Pibars, Sabreen KH, National research centre (Egypt)
Piccarolo, P.
Picuno, P.
Picuno, Pietro
Pierce, Francis J
Pietrzyk, W.
Pimentel, David
Pimentel, Marcia
Ping, Shao
Pinheiro Neto, Luís Gonzaga, Doctor in Plant Science, Professor at IFCE/Campus Sobral
Pinheiro Neto, Luis Gonzaga, Instituto Federal do Ceará, Sobral, CE, Brasil/Professor do Eixo de Recursos Naturais
Pinto, José de Jesus, Farming Technician, Ducoco Agrícola S/A
Pinzke, S., Swedish University of Agricultural Sciences
Pires, Luiz Fernando, State University of Ponta Grossa
Pires, Luiz Fernando, State University of Ponta Grossa - UEPG (Brazil)

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