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 is the most efficient means of watering everything in your garden. A drip system can deliver water directly to the plantâs root zone. Sprin-kler systems tend to waste some water through run-off on slopes and uninten-tional spraying of pathways, sidewalks and buildings.lexible, black polyethylene (PE) tubing, attached in place of the sprinkler heads, allows the use of standard drip irrigation devices to deliver water to your various plants. Add emitters, misters and micro sprays as needed.