@misc{Wasilewska_Lucyna_Analysis_1967, author={Wasilewska, Lucyna}, editor={Polska Akademia Nauk. Komitet Ekologiczny}, copyright={Creative Commons Attribution BY 3.0 PL license}, address={Warszawa}, howpublished={online}, year={1967}, language={eng}, abstract={The age structure of nematodes occurring in two alfalfa plantations was determined on the basis of the relation in percentages between larvae and imagines. These relations were examined in the case of nematodes occurring in the upper parts and roots of alfalfa plants and in the soil, and also among ecological nematode groups, and additionally in populations of different species.}, type={Text}, title={Analysis of the occurrence of nematodes in alfalfa crops. 3, Some observations on age structure}, URL={http://rcin.org.pl/Content/70367/PDF/WA058_86177_P2840-T15_Eko-Pol-A-Nr-18.pdf}, volume={15}, number={18}, journal={Ekologia Polska. Seria A}, publisher={PaƄstwowe Wydawnictwo Naukowe}, keywords={nematodes, ecology, Poland, alfalfa, Nematoda, Medicago sativa}, }