TY - BOOK AU - Shukla, S.P., ed. TI - Plant protection SN - 8170996538 U1 - 363.7 21st ed. PY - 1997/// CY - New Delhi PB - Mittal Publication KW - Biodiversity KW - Conservation KW - Environmental degradation KW - Environmental education KW - Global warming KW - Population pressure KW - Sabata KW - B.C., ed KW - Sharma KW - N., ed N1 - Index: p. 262-68 ER -