a) reasons for early land preparation
• Allow time for weeds to dry and decompose;
• Allow for proper soil aeration;
• Allow timely planting / subsequent operations;
• Allow time for soil clods to disintegrate/soften.
b)
• Facilitates aeration;
• Facilitates drainage;
• Breaks hard pans/facilitates water infiltration;
• Bring up previously leached nutrients;
• Facilitate development of deep rooted crops;
• Expose lower soil layers to weathering;
• Expose soil borne pests and disease agents.
• Remove deeply rooted weeds.
Vicky001 answered the question on September 21, 2017 at 20:23
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September 21, 2017
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September 15, 2017
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