Luther Burbank, katswiri wodziwika bwino woyeserera zamaluwa, adachitcha kuti kupanga mitengo yakale kukhala yachicheperenso.
Koma ngakhale kwa ongoyamba kumene, kumezanitsa mitengo yazipatso ndikosavuta modabwitsa: nthambi yosalala kapena nthambi - scion - imayikidwa pamtengo wazipatso womwe umagwirizana. Ngati kumezanitsako kumatenga milungu ingapo, ndiye kuti pakangopita nyengo zoŵerengeka, kaluluyo amayamba kubala zipatso zofanana ndi zimene anabzala pa kholo lake loyambirira. Kuti muwerenge nkhani yonse, dinani apa.
Gaffikin, Brigid. “Kulumikiza mitengo yazipatso kungakhale kophweka” San Francisco Chronicle (13 Feb. 2011. 26 Feb. 2011)