كتب ذات صلة

The various contrivances by which orchids are fertilised by insects

The selection of tobacco seed plants

Pollination requirements of fruits and nuts

Pollination of deciduous fruits by bees

• Handbook of flower pollination based upon Hermann Müller''s work The fertilisation of flowers by insects
  المؤلفون: Knuth, Paul ,  Ainsworth Davis, J. R.
• Flora der Nordfriesischen Inseln
  المؤلفون: Knuth, Paul
• Handbook of flower pollination : based upon Hermann M�uller''s work ''The fertilisation of flowers by insects''
  المؤلفون: Knuth, Paul