Seed are sometimes sold commercially while still enclosed within the hard wall of the fruit, which must be split open to reach the seed. Different groups of plants have other modifications, the so-called stone fruits (such as the peach) have a hardened fruit layer (the endocarp) fused to and surrounding the actual seed. Nuts are the one-seeded, hard-shelled fruit of some plants with an indehiscent seed, such as an acorn or hazelnut. Seeds are produced in several related groups of plants, and their manner of production distinguishes the angiosperms ("enclosed seeds") from the gymnosperms ("naked seeds"). Angiosperm seeds are produced in
Haryana Seeds Development Corporation Development Corporation has six Seed processing plants at Umri, Hisar, Sirsa, Yamuna Nagar, Tohana and Pataudi in Haryana state. HSDC has one Marketing Office at Bhiwani, Haryana and 74 Sale Counters. In year 2013, Managing Director Khemka has demand of Central Bureau of Investigation inquiry on purchase nearly 10,000 tonnes of wheat seeds from private suppliers, which was started on 18 October 2013. HSDC has received the "Second Best Productivity Performance Award" from National Productivity Council of India in the year 2004. Haryana Seeds Development Corporation Haryana Seeds Development Corporation is an Indian state government undertaking company, established in the