<prompt> Ni mambo gani yanayoathiri thamani ya lishe ya matunda na mboga, na tunawezaje kuongeza faida zao za kiafya kwa kutumia mbinu sahihi za kutayarisha na kupika?  <response>: Kifungu cha pili kinachohusika katika utunzaji wa matunda na mboga: Kuweka matunda na mboga katika hali ya ukamilifu, kuhifadhi, kuhifadhi, kuhifadhi kwa muda mrefu, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, kuhifadhi, 