Kolom bilong bel. I gat tupela kain pig bilong bel: Wanpela em monoma kolum na narapela em liklik grup kolum. Monoma kolum i weldim long metal materiel, jenerol kolum longpela 2 mita, kolum width 0.65 mita, kolum antap 1 mita. Liklik grup kolum straksa i ken stap olsem simen strongpela straksa, kain banis bilong banis o sintesis taip straksa, mak bilong kolum i jenerali 1-1.2 mita, eria bihainim wan wan kolum i apim namba bilong ol buai long skelim, jenerali 7-15 skwea mita.
Namba tu, kolum bilong karim pikinini buai. Jenerol yus blong metal wven mesh lik blong fice floa o metal woven plastik lik blong floa, laswan i jenerol i moa gud bitim faswan fiding ifek. Large and medium-sized pig farm more use of high bed online breeding bar, it is made of metal woven mesh leakage of feces floors, fences and automatic feeding trough, the leakage of feces floor through the branches erected in the feces or solid cement on the ground, adjacent two columns share an automatic food trough, each column set up an automatic water dispenser. Dispela kain konsevesen bar inap mekim bet i drai na i stap klin, daunim mak bilong ol pikinini buai, em i wanpela gutpela tingting moa long konsevesen pigsty.
Namba tri, pablik pigsty, Konghuai So kolum, bar bilong karim pikinini. Ol dispela kain pig i save stap long wankain haus, mak bilong kolum i save 1.2-1.4 mita, wanpela eria bilong 7-9 skwe mita.
Iv. Kolom blong bebi. Saes blong delivery kolum i rileit long so we oli jusum, longfala blong hem i jenerol {{{0}} m, waed i 1.7-2 mita, mo waed blong sow limit i jenerol 0.6-0.65 m, hae 1 mita. Bak ektiviti banis long wanwan sait width jenerol em {{1{17}}}.6-0.7 mita, hait {21}}.5 mita, spes bilong banis 5 sentimita. 3, kolum bilong karim pikinini. Saes blong delivery kolum i rileit long so we oli jusum, longfala blong hem i jenerol 2-2 2 m, waed i 1.7-2 mita, mo waed blong sow limit i jenerol 0.{{18}.65 m, hae 1 mita. Bak ektiviti banis long wanwan sait width jenerol em 0.6-0.7 mita, hait 0.5 mita, banis spesing 5 sentimita.
