Significant knowledge of heredity existed prior to Mendel

preview-www.nature.com: Heredity before genetics: a history | Nature Reviews Genetics. preview-www.nature.com. https://preview-www.nature.com/articles/nrg1948

Notes that insights from medicine and agriculture prior to Mendel's time indicated traits passing between generations.

link.springer.com: Principles and biological concepts of heredity before Mendel | Biology Direct | Springer Nature Link. link.springer.com. https://link.springer.com/article/10.1186/s13062-021-00308-4

Refers to botanical, agricultural, and biological texts discussing heredity from the early and mid-nineteenth century.

journals.plos.org: Imre Festetics and the Sheep Breeders' Society of Moravia: Mendel's Forgotten “Research Network” | PLOS Biology. journals.plos.org. https://journals.plos.org/plosbiology/article?id=10.1371%2Fjournal.pbio.1001772

Notes researchers were thinking about inheritance and principles of inheritance before Mendel's work.

frontiersin.org: Frontiers | Chip Off the Old Block: Generation, Development, and Ancestral Concepts of Heredity. frontiersin.org. https://www.frontiersin.org/journals/genetics/articles/10.3389/fgene.2022.814436/full

Discusses ancestral concepts of heredity and connections between parents and offspring prior to modern genetics.

doi.org: Mimush Sheep and the Spectre of Inbreeding: Historical Background for Festetics’s Organic and Genetic Laws Four Decades Before Mendel’s Experiments in Peas. doi.org. https://doi.org/10.1007/s10739-022-09678-5

Examines historical background for genetic laws and breeding decades before Mendel's experiments.