By Singels A.   Bezuidenhout C.N.   in Field Crops Research

ISSN:0378-4290|78|2|151-164

Elsevier‎(2002)‎

Access to resources Favorite 10.624425

By Singels Jeroen   Ruël Gwenny   van de Water Henny   in International Journal of Quality & Reliability Management

ISSN:0265-671X|18|1|62-75

Emerald Group Publishing Ltd‎(2001)‎

Access to resources Favorite 1.4530741

By Corso Phaedra S.   Ingels Justin B.   Roldos M. Isabel   in International Journal of Environmental Research and Public Health

ISSN:1660-4601|10|4|1342-1355

MDPI‎(2013)‎

Access to resources Favorite 1.4530741