Take a uniformly thick sample from the surface to plough depth. If a spade or trow are used, dig a V-shaped hole, then cut out a uniformly thick (2cm) slice of soil from the bottom to the top of the exposed soil face. Collect the sample on the blade or in your hand and place it in the bucket
Tengani dothi lofanana kuchokera pamwamba kulowa pansi. Ngati mwagwiritsa ntchito spade kapena tromel, kumbani ngati V ndipo dulani 2cm ya dothi kuchokera pansi kufika pamwamba pa dothi. Tengani dothilo pa mpeni kapena manja ndipo muliyike mosungira 