Table . Labor estimates (by source) . 







Man-hours 



Source 



Technique 



per acre 



Fonseca, et al., 1979 



Fifteen shoots in 

 bio-degradable mesh. 



262 



Churchill, Cok, and Riner, 



Unanchored shoots. 



189 



1978 







Robilliard and Porter, 1976 



Plugs of whole shoots 



4,081 



(estimated from manuscript) 



with attached sediment. 





($30,000 to $45,000 per hectare) in 1982 dollars for most projects. This 

 low-cost technique provides substantial savings in labor, transportation of 

 materials, and purchase of equipment. 



14 



