Planning, Monitoring and Evaluation - Afforestation, Reforestation and Forest Restoration in Arid and Semi-arid Tropics - page 213

Table 9.1 Topological list of activities in raising of an RDF plantation
Activity Activity description Time Predecessors Early start Late start Early start Late start Slack

time (days) time (days) date date (days)

a Selection of site, and its approval 30 0 0 15-Sep 15-Sep 0

b Surveying of site, preparation of treatment plan and

estimate, and its approval

60 a 30 30 15-Oct 15-Oct 0

c Marking alignment of fence 7 b 90 143 14-Dec 5-Feb 53

d Marking alignment of contour lines 30 c 97 150 21-Dec 12-Feb 53

e Marking alignment of pits, checkdams etc. 15 d 127 240 20-Jan 13-May 113

f Construction of fence: stone wall, gate, and signboard 75 c 97 270 21-Dec 12-Jun 173

g Excavation of contour trenches 75 d 127 180 20-Jan 14-Mar 53

h Excavation of pits 60 e 202 255 5-Apr 28-May 53

i Raising of plants 270 b 90 90 14-Dec 14-Dec 0

j Construction of checkdams 45 e 142 270 4-Feb 12-Jun 128

k Sowing of seeds on contour trenches etc. 15 g 202 330 5-Apr 11-Aug 128

l Transportation of plants to site 15 i 300 300 12-Jul 12-Jul 0

m Planting of plants and making saucers 30 h, l 315 315 27-Jul 27-Jul 0

n Maintenance of the plantation, including weeding, hoeing,

watch and ward, and repair of fence

845 m 345 345 26-Aug 26-Aug 0