Ecological Effects of Intensive Agriculture: (first Attempt at a Synthesis)Lech Ryszkowski |
Contents
An Attempt to Estimate the Energy and Matter Economy in the Agrocenoses J Gołę | 19 |
An Attempt to Estimate the Role of Invertebrates in Agrocenotic Economics E Dąbrow | 41 |
Tentative Appraisal of the Role of Vertebrates Economically Important in an Agricultural | 63 |
Common terms and phrases
1972 typescript Academy of Sciences agrocenoses Agroecology air temperature alfalfa amount analyses aphids arable fields average bacteria Białystok biological biomass cabbage calorific value carbon chemical Colorado beetle consumption crops cultivated fields Czempiń Dąbrowska-Prot damage density determined Diptera Ecological Effects ecosystem effects of intensive Ekol Enchytreidae energy flow estimations experimental field factors field at Turew Gałecka game animals Gołębiowska ground water hares heterotrophs humus insects invertebrates Karg kcal/mē Kościan Lech Ryszkowski Łuczak Lumbricidae Mangora acalypha Margowski matter cycling method microorganisms mineral fertilization moisture nauk nitrogen obtained organic matter parameters pest phytophagous plantations plants Polish Academy population potato potato field Poznań precipitation predators primary production processes reduction Report of research research in 1972 Research Team respiration rodents role rye and potato shelterbelts significance slope Sobieszewo Island soil ecology soil organic species spiders study area Table tion total number Trichogramma Turew Turwi vicinity of Turew voles Wrocław yield Zesz