India and the USA are two countries with vastly different farming practices due to their unique geographical and socio-economic conditions. Here are some of the key differences between the farming practices in India and the USA:

Land Size and Ownership:
- In India, agriculture is largely practiced on small land holdings, often less than one hectare.
- In contrast, the USA has a large-scale farming system with vast land holdings, often exceeding 100 hectares.
- Land ownership in India is often fragmented, with many farmers owning small plots of land. In the USA, farms are often owned by large corporations or wealthy individuals.

Farming Techniques:
- Indian farmers still rely heavily on traditional farming techniques, such as manual labor, animal power, and organic fertilizers.
- In contrast, the USA has adopted modern farming techniques such as mechanization, genetically modified crops, and extensive use of pesticides and fertilizers.

Crop Diversity:
- India has a rich diversity of crops, with farmers growing a variety of crops such as wheat, rice, pulses, oilseeds, and vegetables.
- In contrast, the USA has a more monoculture-based agricultural system, with a heavy reliance on a few crops such as corn, soybean, and wheat.

Irrigation Practices:
- In India, farmers rely on both traditional methods such as wells and canals, and modern methods such as sprinklers and drip irrigation.
- In the USA, irrigation is largely achieved through modern methods such as center pivot irrigation and drip irrigation.

Government Policies:
- The Indian government has implemented several policies to support small-scale farmers, such as subsidies on fertilizers and seeds, loan waivers, and minimum support prices for crops.
- In contrast, the US government provides subsidies to large-scale farmers, which has led to a concentration of land ownership and a decline in the number of small farmers.

In conclusion, the farming practices in India and the USA are vastly different due to their unique socio-economic and geographical conditions. While India relies on traditional farming techniques and small land holdings, the USA has a modern, large-scale farming system with a heavy reliance on monoculture crops.