Sentence:  Simultaneously we should be underlining the interrelationships of technical progress in various fields , showing how agricultural training can be introduced into education , how health affects labor productivity , how <WSD>small</WSD> business can benefit the rural farm community , and , above all , how progress in each field relates to national progress . 
Meaning of the word marked with <WSD> tags:  limited or below average in number or quantity or magnitude or extent