How to Use "ligneous" with Example Sentences

1. Characteristics and distributional types of ligneous flora of gansu .
2. Reductive treatments were effective against ligneous chromophores , but this was often not so for chemical dyestuffs .
3. Non - hodgkin 's lymphoma and auricular hypoplasia : associated with juvenile colloid milium or ligneous conjunctivitis ?
4. The content of phenolic compound , polysaccharides and other secondary metabolites is high in ligneous plant , which influences frequently the yield and quality of genome dna when being extracted .