DENDROLOGY

TREE DISEASES AND PESTS

COMMON TREE PESTS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What are the three main types of use for herbicides?
A
Agronomic, ecological, economic
B
Agronomic, ecological, environmental
C
Agronomic, environmental, economic
D
Environmental, economic, ecological
Explanation: 

Detailed explanation-1: -Herbicides are used to control undesired plants on farms, in commercial forests, and on lawns and managed landscapes. Herbicides are sometimes applied directly to surface water for aquatic weed control.

Detailed explanation-2: -Basically, there are two main types of herbicides-selective and non-selective. The former is used when inhibiting the growth of a specific weed, leaving the other plants unharmed. The non-selective variants kills all the plants it comes in contact with.

Detailed explanation-3: -1) 2, 4-D ( 2, 4-Dichloropnenoxy Acetic Acid): 2) 2, 4, 5-T : ( 2, 4, 5 – Trichlorophenoxy Acetic Acid ) and 2, 4, 5-TP ( 2, 4, 5-Trichloropropionic Acid): 3) DICAMBA: ( 3, 6 –Dichloro-2-Methoxybenzoic Acid): 4) SIMAZINE: (2, Chloro-4, 6 –bi( Ethylamino ) s-triazine): More items •15-Mar-2018

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