on farm trial

  1. S

    2^4 On-farm trial - only 4 plots per farm -> what design possibilities?

    Hello, I have to design an on-farm trial with possibly about 600 farmers involved (setting: Madagascar, so rather illiterate participants). There are 4 factors, each at two levels (possibly one at 3 levels but that might get too complicated). Each farmer should have a maximum of four...