Lidjktor 1981 Sept. 9, cont. This Rotten will not under live here. This day is in fact I - large effort to secure farm-forest interactions & it's in particular transfer of pollutants and pathogens to the forest & humans respectively. Back at the faculty after discussion with Bochy (Olch), Regina Rogalska, & Luczyk Nawrotko. Then I read some papers at a manuscript of Korystyn's & we discussed age structure & sex ratios as tools for predicting micrates floods. Left at 1630 to write up from the "land". At 1815 I took tram (no. 15) back to the Hotel. Very few birds seen or heard on our walk in the forest as it is a very quiet time of the year: Swallows, Raven - 2, Gt. Tit, Dunnoch - heard only, etc. Worked on seminar to be given Sept. 11. Sept 10 At 1000 we met by Andrzejewski's who drove me in their Fiat to Warsaw Agricultural Univ. Roman showed me around & explained the program of his Dept. (game biology). Then had discussion with Dr. J. Balinska-Wanka on her research and problems of city jacks (A.jalons) - again it is most difficult to survive if jack is > 1ha. next most important requirement is shelter); ad with Tadek Goszczyński who was a predator - using fox in manner at Rogów, but also jackdaw - jack. Roman conducts a nation-wide program on game biology. This includes work on Capreolus at Rogów and mallards i Warszawie.