What civilizations were the first to use greenhouse structures? What will be an ideal ...

Answer to #1

Egyptian and Roman civilizations were the first to use greenhouse structures to protect
tender crops such as fruits and vegetables during winter months.

Answer to #2

 Appearance
 Texture
 Flavor

Answer to #3

 Inability of machinery to move into the field
 Delays in digging of trees and seedlings
 Soil compaction
 Soil erosion

Answer to #4

 Land cost and availability
 State and local regulations
 Labor
 Transportation and accessibility
 Utilities and services
 Competition and market

Answer to #5

 Temperature
 Light
 Rainfall
 Wind
 Soil
 Topography
 Water supply
 Air pollution
 Plant pests

Answer to #6

A Plant Hardiness Map is used to determine the type of nursery crop that will grow at
a given location based on temperature. The Plant Hardiness Map identifies 11 zones by
average minimal temperatures in each zone. It also identifies 12 different zones based
on the average number of days above 86F, because some plants can tolerate low
temperatures but cannot tolerate extended summers and high temperatures.

Just confirmed the same answer from my friend, thanks