PROTECTING PLANTS 185 
ammonia), and also a good hand syringe (Fig. 218), a 
knapsack pump (Figs. 219, 220), a bucket pump (Figs. 
221, 222), a hand bellows or powder gun, perhaps a 
barrow outfit (Figs. 223, 224, 225), and if the planta- 
tion is large enough, some kind of a force pump (Figs. 
226, 227, 228). If one is always ready, there is little 
Si 
224. A garden outfit. 
227. A barrel outfit, showing nozzles om 
226. A barrel hand pump. extension rods for trees. 
