Hackett, Clive. <br/><br/>
Matching plants and land:  development of a general broadscale system from a crop project for Papua New Guinea / 
By Clive Hackett. 
 - Canberra :  CSIRO, Division of Water Resources,  1988. 
 - ix, 82 p. :  ill. 
 - Natural resources series;  no. 11 .
<br/><br/><label>Subjects--Topical Terms: </label><br/>Botany--Ecology--Papua New Guinea<br/>Botany--Ecology--Methodology<br/>Crops--Ecology--Papua New Guinea