Menampilkan 61–62 dari 62 publikasi

1. 

   Journal Article 1985

   Sampling schemes for estimating root density distribution in cropped fields

   Meine van Noordwijk, Johan Floris and Anton de Jager

2. 

   Journal Article 1984

   Improved methods for the extraction of soil samples for root research

   Johan Floris and Meine van Noordwijk