French is the official language in 29 countries, most of which are members of la francophonie, the community of French-speaking countries.It is spoken as a first language in France, southern Belgium, western Switzerland, Monaco, certain parts of Canada and by various communities elsewhere.rench is the official language in 29 countries, most of which are members of la francophonie, the community of French-speaking countries.
Study sets matching term:drip+irrigation = most efficient method of irrigation
drip irrigation for vegetable production drip or trickle irrigation is a very efficient method of applying water and nutrients to crops for many crops the conversion from sprinkler to drip irrigation can reduce water use by 50 percent