Lecture 4- Sugar Beet Flashcards
How many tonnes of sugar beet are produced in the uk?
How many of those tonnes are imported?
8 million tonnes
2 million
What are the four factories processing sugar beet from east anglia and East Midlands?
Newark
Cantley
Wissington
Bury st Edmonds
What’s the average distance from field to factory?
26 miles
What is the ideal PH level for sugar beet?
7
What soil type is best?
Light to medium soils
Why do you need 3 years between beet crops?
Avoid rhizomania, Weed beet and nematodes
How much nitrogen is needed in the soil?
120kg/ha
How much salt is needed for application? And when?
400kg/ha before drilling
What seed type is sugar beet?
Pelleted seed
What three species make up the “Soil Pest complex”?
- Springtails
- Symphalids
- millipedes
How do you control springtails, Symphalids and millipedes?
Seed treatments
Which pest species in sugar beet is there no control over?
Leather jackets
What condition do you need the seed bed?
Fine and firm
Above 5C
How many seeds are precision drilled into the seed bed?
120,000 seeds per hectare
How many seeds are expected to be established in the seed bed?
100,000 seeds/ hectare
Which soil type is used?
Medium loam
Hat is the cultivation process for the seed bed?
Sub soil
Plough
PowerHarrow
Why is sugar beet susceptible to weed emergence?
Slow to emerge
Low plant population
How many plants per meter squared?
8
How is cultural control of weeds performed?
Rotations
Cover crops
Mechanically
How is chemical control of weeds performed?
The basic method
FAR system
What is the basic method?
One dose of pre emergence herbicide
Two doses of post emergence herbicide
What is the FAR system controlling weeds?
How many applications is used?
Repeated ultra low doses of herbicide
5-6 applications
Sugar beet is biennial what does this mean?
Grows every other year
How is rhizomania disease controlled?
Using resistant varieties
How is virus yellows spread?
How are they controlled?
Amphids
Seed treatments
What are examples of foliar diseases?
Rust, powdery mildew, cercospora
How long does it take to grow sugar beet?
7 months
What is sugar beet sown?
September-March
When is sugar beet harvested?
September-February
What is the average yield of sugar beet in the uk?
70 tonnes/ha
What temperature and conditions should the clamp be?
3-5C and ventilated with protection from frost
What pre sowing technique could be used for sugar beet?
What does it do?
Glyphosate
Kills weeds not controlled during cultivation
