Mphesa zakhala zitakhala zosowa ngakhale kwa anthu a ku Central ndi kumpoto. Ndipotu, ngakhale nthawi yochepa ya chilimwe, n'zotheka kutenga osati mitundu yokha ndi kuchala, komanso ndi kukoma kwake. Pa nthawi yomweyo, dera lirilonse liri ndi zidziwikiritso za agronomy. Mwachitsanzo, pakukula mphesa ku dera la Moscow, chidwi chiyenera kulipidwa phindu lalikulu: m'mikhalidwe yotereyi, matenda ambiri a minda ya mpesa samadziwonetsera okha, ndipo tizilombo sizilumikiza.
