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NRoSO Questionnaire

JK SENIOR & SONS - TEST for 2 NRoSO points
NRoSO Reference No: NO467035f valid to 31/05/2020

To help answer the following questions, please check our observation and reports pages to research answers.

1

Identify this:

photo for question 1 in JK Senior NRoSO test
Hover fly larvae
Orange blossom wheat midge larvae
Yellow thrips
Frit fly maggot

2

What chemistry has killed this black grass in wheat?

photo for question 2 in JK Senior NRoSO test
DIMS/FOPS
SU
Triallate
Pendamethalin

3

What disease can be seen on the oil seed rape leaf?

photo for question 3 in JK Senior NRoSO test
Light leaf spot
Phoma
Alternaria
Downy mildew

4

What pest is this on a crop of Field Beans?

photo for question 4 in JK Senior NRoSO test
Black bean aphid
Downy mildew
Pea & bean weevil
Peach potato aphid

5

What aphid is this? Found in OSR

photo for question 5 in JK Senior NRoSO test
Peach potato aphid
Oil seed rape aphid
Bird cherry oat aphid
Green pea aphid

6

What has caused the beans to have knocked out?

photo for question 6 in JK Senior NRoSO test
Sprayer
Deer
Storm damage
Pigeons

7

Identify pest in OSR stem

photo for question 7 in JK Senior NRoSO test
Cabbage stem flea beetle larvae
Gout fly larvae
Yellow cereal fly larvae
Saw fly larvae

8

Sprayer missed a strip. What disease is causing the discolouration?

photo for question 8 in JK Senior NRoSO test
Powdery mildew
Brown rust
Yellow rust
Septoria

9

What is the pest photographed?

photo for question 9 in JK Senior NRoSO test
Pollen beetle
Bean weevil
Flea beetle
Bruchid beetle

10

What caused this damage?

photo for question 10 in JK Senior NRoSO test
Chemical damage
Drought stress
Take all
Botrytis

11

Why is the black grass not all being killed by the spray?

photo for question 11 in JK Senior NRoSO test
Won out spray nozzles
Forward speed to high
Incorrect mixing of chemical
Resistance levels of black grass variable

12

Identify these eggs:

photo for question 12 in JK Senior NRoSO test
Gout fly eggs
Wheat bulb fly eggs
Orange wheat blossom midge eggs
Caterpillar eggs

13

What was the average cost of spraying winter Barley, Harvest 2018?
£176
£180
£185
£193

14

What was the average cost of spraying winter wheat, Harvest 2018?
£233
£195
£250
£188

15

What was the average cost of spraying winter OSR, Harvest 2018?
£152
£140
£163
£201

 



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