da bakin karfe shuka trough za a iya yi da bakin karfe #201 ko bakin karfe #304, a fili, bakin karfe #304 ya fi na bakin karfe #201, in mun gwada da, farashin bakin karfe #304 ya fi girma.

LEVAH kawai tana ba da kwandon bakin karfe wanda aka yi da bakin karfe #304, wanda ya dace don amfani da alkalama. Tushen shukar bakin karfe daga LEVAH sun dace daidai da busassun ciyarwa da kuma ciyar da ruwa a duk sassan.

Siffofin shuka trough wanda aka yi da bakin karfe #304:
1. tare da mafi kyau anti-tsatsa, m da kuma m yi.
2. ƙaramar sharar abinci, ƙarancin haɗarin tara abinci ya rage.
3. gefuna masu jujjuyawa, gefuna suna mirgina a waje, lanƙwasa nauyi da rufaffiyar gefuna, babu waldi, babu makafi, babu gefuna masu kaifi.
4. santsi, sauƙin kulawa, sauƙin wankewa, tsabta da tsabta.
5. Tsarin Sinanci ko salon Turai don zaɓi, kuma gyare-gyare yana da karɓa.