00553naa#a2200181#i#450# EN\\bibl\3288 20260128103527.3 2073-0462 20141010b2014####ek#y0engy0150####ca RUS RU Selection assessment of plus(positive) trees of a pine ordinary on an exit of seeds from cones Journal article Kazan Kazan state agrarian University 2014 2 с. Journal article local Besschetnov Vladimir Besschetnova Natalya zh-szf.ru