1. Suggestions regarding size of plot;ALWOOD W.B,1890
2. Tamanho e forma ótimos de parcela em delineamentos experimentais;BAKKE O.A,1988
3. Experimental designs;COCHRAN E,1957
4. Experimental design;FEDERER W.T,1955
5. Convinient plot size;HATHEWAY W.H;Agronomy Journal,1961