Generally , agents of disease are spread or dispersed by : 1 wind - spreads bacteria , viruses and fungal spores ; 2 water - splashing raindrops spread bacteria , viruses and fungal spores ; soil water spreads nematodes ; 3 animals ...
The Caribbean Primary Agriculture series provides comprehensively sequenced and graded units to suit the various age groups and class levels of the primary school.
Caribbean Primary Agriculture
The books in this series uses the Scientific Discovery Approach, to help students find solutions to problems both by their own investigations and with guidance from the teacher.
Caribbean Primary Agriculture
Caribbean Primary Agriculture