NZQA registered unit standard
21556 version 2
Page 1 of 3
Title
Control weeds under supervision
Level
2
Purpose
Credits
2
This unit standard is for people working in the primary sector
who control weeds under supervision.
People credited with this unit standard are able to, under
supervision, control weeds by physical means, and with
agrichemicals, using methods relevant to a specified primary
sector.
Classification
Primary Sector > Plant Pest, Weed, and Disease Control
Explanatory notes
1
Legislation and regulations relevant to this unit standard include but are not limited to
–
Hazardous Substances and New Organisms Act 1996;
Agricultural Compounds and Veterinary Medicines Act 1997;
Health and Safety in Employment Act 1992;
local regional and territorial authority regulatory requirements.
2
The New Zealand Standard applicable to this unit standard is NZS 8409:2004
Management of agrichemicals, or subsequent replacement, available from
http://www.standards.co.nz.
3
Reference
Responsible Care™ Management System, available from the New Zealand Chemical
Industry Council at http://www.nzcic.org.nz.
4
Definitions
Agrichemical – any substance, whether inorganic or organic, man-made or naturally
occurring, modified or in its original state, that is used to eradicate, modify or control
flora and fauna. It is a subset of agricultural compounds and includes pesticides,
spray additives, fertilisers, vertebrate pest control products, and oral nutrition
products.
Weed – a plant that interferes with the management objectives of a primary sector at
a particular location. It is a plant growing where it is not wanted.
Workplace procedures – the verbal or written instructions to staff on the procedures
for worksite, equipment and documentation.
5
Range
Specified primary sector may be any one of agriculture, equine, forestry, horticulture,
amenity turf, sports turf.
Primary Industry Training Organisation
SSB Code 101558
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
6
21556 version 2
Page 2 of 3
Assessment
For the purposes of assessment against Outcome 2, candidates are to be supplied
with agrichemical application equipment which is calibrated and prepared with the
correct agrichemical for the weed being controlled.
Outcomes and evidence requirements
Outcome 1
Control weeds under supervision by physical means using methods relevant for a
specified primary sector.
Range
methods may include but are not limited to – mechanical cultivation, hand weed,
mow, grub, heat, mulches, solarisation, stale seedbed;
evidence is required for at least two.
Evidence requirements
1.1
Weeds are controlled by physical means in accordance with workplace
procedures.
1.2
Weeds are controlled by physical means with minimal damage to non-target
plants, people, equipment, and the environment.
Outcome 2
Control weeds under supervision with agrichemicals using a method relevant for a
specified primary sector.
Range
agrichemical application methods may include but are not limited to – spot, over
the crop, banded, broadcast;
evidence is required for at least one.
Evidence requirements
2.1
Agrichemicals are applied to control weeds using handling and application
practices that are in accordance with NZS 8409:2004, and workplace
procedures.
2.2
Weeds are controlled using agrichemicals with minimal damage to non-target
plants, people, equipment, and the environment, and in accordance with NZS
8409:2004.
Planned review date
31 December 2016
Primary Industry Training Organisation
SSB Code 101558
 New Zealand Qualifications Authority 2016
NZQA registered unit standard
21556 version 2
Page 3 of 3
Status information and last date for assessment for superseded versions
Process
Version Date
Last Date for Assessment
Registration
1
27 May 2005
31 December 2013
Review
2
18 August 2011
N/A
Consent and Moderation Requirements (CMR) reference
0232
This CMR can be accessed at http://www.nzqa.govt.nz/framework/search/index.do.
Please note
Providers must be granted consent to assess against standards (accredited) by NZQA,
before they can report credits from assessment against unit standards or deliver courses
of study leading to that assessment.
Industry Training Organisations must be granted consent to assess against standards by
NZQA before they can register credits from assessment against unit standards.
Providers and Industry Training Organisations, which have been granted consent and
which are assessing against unit standards must engage with the moderation system that
applies to those standards.
Requirements for consent to assess and an outline of the moderation system that applies
to this standard are outlined in the Consent and Moderation Requirements (CMR). The
CMR also includes useful information about special requirements for organisations wishing
to develop education and training programmes, such as minimum qualifications for tutors
and assessors, and special resource requirements.
Comments on this unit standard
Please contact the Primary Industry Training Organisation standards@primaryito.ac.nz if
you wish to suggest changes to the content of this unit standard.
Primary Industry Training Organisation
SSB Code 101558
 New Zealand Qualifications Authority 2016