00404nam a2200145 a 4500020001500000040000800015082002600023100001900049245003500068260005500103300003400158500002100192650002200213650002300235  a0123258529  cHIR  a581 ACA 1983 A061 Or.1 aHarper, John L10aPopulation biology of plants /  aLondon ;aNew York :bAcademic Press,c1983, c1977  axxiv, 892 p. :bill. ;c23 cm  aIncludes indexes 0aPlant populations 0aPopulation biology