初期新石器時代の多様な穀物栽培(Diversified Cereal Cultivation in the Early Neolithic Period)

2025-10-08 ゲーテ大学

ゲーテ大学フランクフルトとケルン大学の共同研究は、約7000年前の新石器時代初期に、現在のラインラントとヘッセン地域で農民が多様な穀物を栽培していたことを明らかにした。古代の小麦(エンマー・一粒小麦)に加え、脱穀不要の小麦や大麦が早期に導入され、農業がより柔軟で環境適応的になったという。72遺跡の炭化種子を統計解析した結果、紀元前4350年頃に作物多様性が最大となり、その後家畜飼育の増加を伴う再編が進んだと判明。結果は『Journal of Archaeological Science』に掲載された。

<関連情報>

初期農業のダイナミクス – 紀元前6千年紀から4千年紀初頭にかけてのラインラント(ドイツ)における作物栽培と農業慣行の変化に関する多変量解析 Dynamics of early agriculture – multivariate analysis of changes in crop cultivation and farming practices in the Rhineland (Germany) between the 6th and early 4th millennium BCE

Tanja Zerl, Stefan Suhrbier, Silviane Scharl, Manuel Broich, Hannah Lindemann, Nadine Nolde, Anna Schick, Astrid Stobbe, Astrid Röpke
Journal of Archaeological Science  Available online: 25 September 2025
DOI:https://doi.org/10.1016/j.jas.2025.106369

初期新石器時代の多様な穀物栽培(Diversified Cereal Cultivation in the Early Neolithic Period)

Highlights

  • We conducted a quantitative archaeobotanical study on a regional scale.
  • Application of tbRDA allows the use of non-representative data sets.
  • An increasing diversification of crops can be observed during the 5th mill. BCE.
  • A Renyi diversity profile enables the comparison of various diversity indices.
  • We observed cultural-specific shifts in crop proportions.

Abstract

First evidence for food production in continental Europe dates to the late 7th (Southeast Europe) and the 6th mill. BCE (Central and Western Europe). Early farming practices, however, were not static and underwent considerable changes and developments in the centuries and millennia following their arrival. Regionally varying processes of standardisation and diversification can be observed. To gain a deeper understanding of these processes on a regional scale, which also allows for a review and discussion of possible causes, we collected data on archaeobotanical macro remains from 72 sites in the Rhineland (Germany), dating from the later 6th to the early 4th mill. BCE. The Rhineland was selected due to its rich record in archaeobotanical material. As a multivariate analysis shows, a statistically significant correlation can be demonstrated between chronological development on the one hand and the crop spectrum on the other hand. Moreover, the diachronic patterns reveals a diversification of the cereal spectrum. Similarly, settlement patterns also changed, and sites were located on a greater variety of soils. As a change in environmental factors can be ruled out, we discuss risk management strategies and growing experience with agriculture as possible causes for the observed transformation. Moreover, this methodological approach makes it possible to include sites that yielded only a small number of samples which were previously considered unrepresentative. Using multivariate statistics, we can demonstrate that the sample size has no statistically significant influence on the results of our analysis.

1202農芸化学
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