Are penetrometer measurements useful in predicting emergence of sugar beet (Beta vulgaris L.) seedlings through a crust?Published in:Plant & Soil, 2002, v. 241, n. 2, p. 177, doi. 10.1023/A:1016170329919By:Aubertot, J.-N.;Durr, C.;Richard, G.;Souty, N.;Duval, Y.Publication type:Article