This research aimed mainly to identify knowledge of extension
workers how to get use of the plant wastes and the suitable extension
communication methods to contact with farmers from their points of
view. A special questionnaire was designed to obtain the field data to
achieve the research objectives by interviewing 117 respondents from
Dakahleia, Sharkia and Qalubia governorates. The most important findings of this research could be
summarized as follows: - Most of the respondents were come in the category of medium
knowledge level about making compost, piles by using either urea or
ammonia gass, using mofeed liquid and making silage in the three
studied governorats. - The research showed also that farm visit, T.V. and extension panels
were come in first rank as suitable extension communication
methods to contact with farmers from the respondents points of view. - The research indicated also that there was a positive correlation
relationship at 0.05 level of significance between the respondents
knowledge level as dependent variabie and both respondents
working period in field of recycling plant wastes, the distance
between the house where they live and their work place and training
courses in field of plant wastes recycling.