What are the primary components of stem injection equipment?

• A. Pesticide reservoir, hose, and modified hatchet
• B. Pressure gauge, filter, and hose
• C. Trigger mechanism, nozzle, and tank
• D. Liquid dispenser, container, and applicator

Answer: (A)

The correct answer highlights the specific design and functionality of stem injection equipment used in weed management. This type of equipment is tailored to deliver herbicides directly into the plant's vascular system through the stem. The pesticide reservoir holds the herbicide solution, allowing for continuous application without the need for constant refilling. The hose connects the reservoir to the application tool, carrying the herbicide to the modified hatchet or injector, which is designed to penetrate the plant's tissue and ensure accurate delivery.

This combination of components is essential for effectively targeting weeds while minimizing environmental impact. Each part is integral to the system, allowing for precision and control in the application process, which is crucial in managing invasive species or unwanted vegetation efficiently.