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Explanation- Females of breed A are crossed to males of breed B. Their female offspring (F1) are (back) crossed with a male of breed B. Their female offspring (F2) are crossed with a male of breed A. Their female offspring (F3) are crossed with a male of breed B etc. Alternately in each generation males of breed A and breed B are used and crossbred females in all generations can be used to produce replacements. 
In the context of agricultural trade, what does the acronym "WTO" stand for?
Toxicant found in Spices is
____ is defined as the average growth per year a tree or stand of trees has exhibited/experienced up to a specified age.
The intrinsic worth of seeds based on its genetic quality, purity, viability, and potential to grow into a healthy plant that will produce the desired c...
Biological Control Programme is successfully used in control of cottony cushion scale, Icerya purchasi on fruit trees by:
Which of the following states has very little alluvial soil?
What is eNAM?
Which one of the following describes a system of agriculture where a single crop is grown on a large area?
Instrument used for measuring Relative humidity accurately in the crop canopy:
The C:N ratio of humus is
