Horticulture and Crops
HORTICULTURAL CROPS (AGR452) (APR 2011)
Question 1 a) Define the following terms:- (5m)
i) Horticulture:- the science and art of cultivating flowers, fruits, vegetables, turf and ornamental plants in an orchard, garden, nursery or greenhouse on anlarge or small scale. Often considered as those require intensive culture and grown in small areas.
ii) Horticulturist :- A noun reffering to a specialist in horticulture.
b) 5 common examples of classification used in horticulture. (5m)
* Classification by use * Classification by life span * Classification by climatic requirements. * Classification by growth habit * Classification by stem and leaf texture. * Classification by elevation and plant life zones.
c) Importance of classifying the horticultural crop. (10 m)
i) To know adaptability of crops * Tolerance to climate :- temperature, moisture. ii) To know the growing habit of crops. * Must know type of crop :- creeping, climbing, legume, flat area. iii) To understand climatic requirement of different crops. * Seasonal crop :- temperate (apple,grape) & tropical crop (mango, durian, rambutan) iv) To know the growing season of the crop * Plant strees march :- when strees it can produce flower or seed before die. v) Easy disease control and prevention control. vi) Easy the process in crop names, identification aand review guide. vii) Simplify plant collection initiatives, research, breeding and specialized development efforts. viii) Facilitate efficient communication, dissemination and retrieval of scientific information. ix) The grouping of crops will indicate that these crops may have similar uses, adaptation, growth habits and methods of culture. x) In disease control and prevention, such classification is important due to commonality (sharing features / attributes) of some diseases as in potato and tomato. Both are affected by the fungal
Question 1 a) Define the following terms:- (5m)
i) Horticulture:- the science and art of cultivating flowers, fruits, vegetables, turf and ornamental plants in an orchard, garden, nursery or greenhouse on anlarge or small scale. Often considered as those require intensive culture and grown in small areas.
ii) Horticulturist :- A noun reffering to a specialist in horticulture.
b) 5 common examples of classification used in horticulture. (5m)
* Classification by use * Classification by life span * Classification by climatic requirements. * Classification by growth habit * Classification by stem and leaf texture. * Classification by elevation and plant life zones.
c) Importance of classifying the horticultural crop. (10 m)
i) To know adaptability of crops * Tolerance to climate :- temperature, moisture. ii) To know the growing habit of crops. * Must know type of crop :- creeping, climbing, legume, flat area. iii) To understand climatic requirement of different crops. * Seasonal crop :- temperate (apple,grape) & tropical crop (mango, durian, rambutan) iv) To know the growing season of the crop * Plant strees march :- when strees it can produce flower or seed before die. v) Easy disease control and prevention control. vi) Easy the process in crop names, identification aand review guide. vii) Simplify plant collection initiatives, research, breeding and specialized development efforts. viii) Facilitate efficient communication, dissemination and retrieval of scientific information. ix) The grouping of crops will indicate that these crops may have similar uses, adaptation, growth habits and methods of culture. x) In disease control and prevention, such classification is important due to commonality (sharing features / attributes) of some diseases as in potato and tomato. Both are affected by the fungal