With reference to the Krishi Vigyan Kendras (KVK), consider the following statements:

1. The idea of establishing KVK was mooted by the Indian Council of Agricultural Research (ICAR).

2. It provides funding to the Farmers Producers organization for the capacity development of farmers.

3. On-farm testing to assess the location specificity of agricultural technologies under various farming systems is done by KVKs.

4. It is an integral part of the Indian Council of Agricultural Research.

Which of the statements given above is/are correct?