Greener
Greenhouses
Practical guide
for greenhouse growers in warm climates by Keith
Garzoli. Introduction
Greener Greenhouses
is the result of years of research and experience
by the author in the field of greenhouse construction,
design and technology. Presenting practical advice
to help growers identify and attain optimum growing
conditions in the greenhouse, this authoritative
text is an essential handbook for greenhouse
growers located in warm climates.
| Contents |
 |
Chapter 1: Back To
Basics
 |
Greenhouse Origins |
 |
Why have a greenhouse? |
 |
How a greenhouse
works |
 |
Plants and their
environment |
 |
Temperature |
 |
Humidity |
 |
Solar radiation |
 |
Carbon dioxide |
 |
Air movement |
| Chapter
2: Comparison Of Various Designs |
 |
 |
Gable roof glasshouses |
 |
Curved roof
greenhouses |
 |
Sawtooth and
skillion |
 |
Gothic arch |
| Chapter
3: Greenhouse Covering Materials |
 |
 |
The sun, solar
radiation and its effects |
 |
Greenhouse covering
materials & how they react to radiation |
 |
Glass and the ‘greenhouse
effect’ |
 |
Plastic covering
materials |
| Chapter
4: Greenhouse Ventilation & Cooling |
 |
 |
Greenhouse overheating
and ventilation |
 |
The ventilation
rate |
 |
Buoyancy |
 |
Types of ventilator |
 |
Screened ventilators |
 |
Shading |
 |
Thermal/shade
screens |
 |
Evaporative
cooling |
 |
The psychrometric
chart |
 |
Evaporative
cooling systems |
 |
Packaged evaporative
coolers |
 |
Fan and pad
systems |
 |
Poly duct systems |
 |
Evaporative
cooler control |
 |
Evaporative
pads, performance and system maintenance |
| Chapter
5: Greenhouse Heating |
 |
 |
Ventilation
and air leakage |
 |
Heat loss through
the covering material |
 |
Convection from
the inside air to the cover |
 |
Condensation |
 |
Thermal Radiation |
 |
Heat loss from
the cover to the outside |
 |
Convective heat
loss to the outside |
 |
Thermal radiation
heat loss to the outside |
 |
Heat loss to
the floor |
 |
Overall heat
loss |
 |
Greenhouse heating
fuels |
 |
Piped hot water
or steam |
 |
Greenhouse space
heating |
|
|