Harvesting pine resin from bleeding trees, Uganda

pinus sp harvest sylviculture trunk botany overview plastic bag uganda planted forest tree pine pinus sp flow crop pinus resin cut october nobody harvests crops crop harvesting sylvicultures forest culture forest cultures forestries forestry trunks botany overviews global sight global sights full length polythene bag plastic bags polythene bags tree plantation planted forests trees pines pinus sp flowed flows flowing yield harvest harvested yields harvest resins cutting sharp with nobody agronomy natural resources use agricultural activity agriculture morphology botany morphology organism shot object material east africa africa forest area woody plant pinaceae family conifer gymnosperm spermatophyte flora pinaceae coniferales pinales coniferopsida coniferophyta angiospermae spermatophyta phanerogamae tracheophyta embryophyta chlorobionta archaeplastida eukaryota sap individual