To reduce the demands on the soil and the use of expensive fertilizers; To increase opportunities to improve the diet and nutrition of the farm family;
Pofuna kuchepetsa zofunika pa dothi ndi kagwiritsidwe ntchito feteleza wokwera mtengo; Kuchulukitsa mwayi wopititsa patsogolo zakudya zakasinthasintha komanso thanzi labwino pa banja la alimi