00400nam a2200145Ia 4500008004100000082001600041100002600057245002600083250000600109260004000115300000800155650004100163650003400204653001600238170901s1964    xx            000 0 und d  a631.5bV50K  aVerma, Virendra Singh 0aKrishi ke Mul Sidhant  a3  aMeerutbBharti Bhawan Badhautc1964  a522  aAgriculture and related technologies  aTechnology (Applied sciences)  aAgriculture