Nsanja Yanzeru Yothirira Centn ndi nsanja yanzeru yothirira ya zaulimi. Nsanja imeneyi imasonkhanitsa deta ya chilengedwe ndikuyang'anira momwe mbewu zikuyendera kudzera mu masensa ndi zida zolumikizidwa, kenako imapanga ndondomeko yothirira mothandizidwa ndi dongosolo la zisankho la akatswiri. Kuwongolera molondola kuchuluka kwa madzi kumathandiza kuchepetsa ndalama zothirira. Mawonedwe osiyana a mbewu ndi zida akhoza kuonetsedwa pamodzi kudzera mu njira yotsogolera yowonjezedwa ku kayendetsedwe, zomwe zimapereka chithunzithunzi cha zonse. Mapu a zida ochita nawo zinthu amalola ogwiritsa ntchito kusankha ndi kuyika zida m'magulu mwachindunji, zomwe zimafewetsa kukonza ndi kulamulira minda kutali.