Schmidt, D.; Allison, M.; Clark, K.; Jacobs, P.; Porta, M.: Guide to reference and information sources in plant biology (2005)
0.01
0.006422852 = product of:
0.044959962 = sum of:
0.034870304 = weight(_text_:web in 4588) [ClassicSimilarity], result of:
0.034870304 = score(doc=4588,freq=2.0), product of:
0.09670874 = queryWeight, product of:
3.2635105 = idf(docFreq=4597, maxDocs=44218)
0.029633347 = queryNorm
0.36057037 = fieldWeight in 4588, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
3.2635105 = idf(docFreq=4597, maxDocs=44218)
0.078125 = fieldNorm(doc=4588)
0.010089659 = weight(_text_:information in 4588) [ClassicSimilarity], result of:
0.010089659 = score(doc=4588,freq=2.0), product of:
0.052020688 = queryWeight, product of:
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.029633347 = queryNorm
0.19395474 = fieldWeight in 4588, product of:
1.4142135 = tf(freq=2.0), with freq of:
2.0 = termFreq=2.0
1.7554779 = idf(docFreq=20772, maxDocs=44218)
0.078125 = fieldNorm(doc=4588)
0.14285715 = coord(2/14)
- Abstract
- This third edition contains nearly 1,000 annotated entries focus an core materials for botanists and plant biologists and includes greatly expanded coverage of web sites.
