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Which of the following factor is not a primary cause of soil erosion?
The weeds whose seed is difficult to separate from crop seed after contamination is called ___
What type of herbicides are designed to control or kill a wide range of weed species?
Water potential of chemically pure water is:
bee wax contains
Which technique among the following is associated with Cotton farming?
Which state has covered largest area under organic certification?
Semi-conservative DNA replication was demonstrated by
Which of the following is the advantage of zero tillage?
Which farming technique involves clearing tracts by burning, cultivating for a limited period, and then allowing regeneration of natural vegetation?