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Here, 'when' is incorrect. It should be 'where'. When- at what time; at the time at which. Where- to, at, or in what place.
The full form of UNCTAD is:
Fertilizers, Pesticides, etc., are examples of
Water harvesting is defined as
Which one of the following scientists coined the term allelopathy in 1937?
…………is a pretreatment of seeds that aims to break seed dormancy through puncturing, burning, breaking, filing, and scratching with knives, nee...
Tea mosquito bug is a major pest of which fruit crop?
What is the suitable temperature for nitrifying bacteria?
In seed germination the first phenomenon takes place is __________.
Treatment of disease, caused by brucellosis of goat which results in abortion of embryo, infertility of bucks is prevented by-
Bacteria capable of living symbiotically with higher plants, usually in nodules on the root of legumes, from which they receive their energy and are cap...