title: Determination of the optimal concentration of organic fertilizers for the sowing qualities of crops using the example of pumpkin
abstract: The research of the eﬀectiveness of the obtained fertilizers impact on the sowing characteristics of pumpkin seeds Cucurbita pepo L. was conducted at the Center for Collective Use "Advanced Technologies and Materials" of the Sevastopol State University. The work provides data on the eﬀect of organic fertilizers based on vermicompost and chicken manure on the sowing qualities of pumpkin seeds. A comparative analysis of the energy of germination and laboratory viability of the seeds, root and spro
journal: Siberian Herald of Agricultural Science