Photoelectric instrument for determining the accuracy of seed drilling
Doganovskii, M.G.
Photoelectric instrument for determining the accuracy of seed drilling - Bedford, U.K. National Institute of Agricultural Engineering 1967 - 34cm. 5
DRILL
DRILL PHOTOELECTRIC CELLS SOWING
631.33 D51P
Photoelectric instrument for determining the accuracy of seed drilling - Bedford, U.K. National Institute of Agricultural Engineering 1967 - 34cm. 5
DRILL
DRILL PHOTOELECTRIC CELLS SOWING
631.33 D51P