Which of the following processes are associated with rubber production? I. coagulation II. fermentation III. tapping Posted on:
If the recommended spacing for a tree crop is 2.5m by 4.0m. How many seedlings are required to plant 2 hectares of farmland? Posted on:
Which of the following combinations of activities gives the correct sequence of nursing seeds? Posted on:
Loss of nitrogen from the soil through the removal of oxygen from nitrates by bacteria is known as Posted on: