plant production practices

Question 1

plowing

Answer 1

a metal blade that goes through the
soil and it turns it burring the top
layer and leaving free the bottom one

Question 2

tilling

Answer 2

vertical tilling and minimal tilling. It
breaks up and looses the soil surface
to prepare for planting.

Question 3

discing

Answer 3

done after plowing or tilling, it ussually works at medium depth and the main objective is to smothen the soil and break clods that may be left after plowing

Question 4

evaporative cooling

Answer 4

disadvantage:
- high humidity levels
- reduced effectiveness in humid climates
- water consumption
- maintenance requirement
- temperature control limitation

Question 5

shading

Answer 5

disadvantage:
- light reduction
- ventilation issues
- maintenance and costs
- complexity in management
- temperature management

Question 6

hybrid ventilation system

Answer 6

hot air from outside is cooled down
system of cooling the water down from a geothermal well in the ground

Question 7

desiccant cooling system

Answer 7

the outside hot air goes through a desiccant wheel and cooled down by a heat exchanger
and through a cooling pad before entering the greenhouse

Question 8

fertigation

Answer 8

combining fertilization with irrigation to apply soluble nutrients via the irrigation system

Question 9

Rockwool

Answer 9

greenhouse substrate
Excellent water retention and aeration; does not degrade, ideal for hydroponics

Question 10

perlite

Answer 10

greenhouse substrate
Lightweight, volcanic glass that improves drainage and aeration; used in soil mixes to enhance root growth