Chitosan Fertilizer

Tsev Dhau phab 1234 Sab tom qab no Rau sab kawg 1/4
Peb paub zoo tias yog ib qho ntawm cov chitosan fertilizer manufacturers thiab cov neeg nyob hauv Suav teb rau peb cov khoom zoo thiab cov kev pab zoo. Thov koj xav tias dawb to taub chitosan fertilizer ua nyob rau hauv Suav teb no.