Soybean Production

A soybean consists of three parts

• Inside, outside and seed coat

• Epicotyl, hypocotyl, radicle

• Leaf, Stem, Seed

• Embryo, Cotyledons and Testa

A soybean embryo consists of three parts

• Inside, Outside and seed coat

• Epicotyl, hypocotyl and radicle

• Leaf, stem and seed

• Embryo, cotyledons and testa

Soybeans are somewhat tolerant of wet soils

• False

• True

Soybeans grow best in fields with a pH of

• 5.8 to 8.0

• 5.8 to 7.0

• 7.0 to 8.0

• 5.0 to 5.8

• All of the above

The soybean canopy should

• Completely cover the space between rows at the time of flowering

• Leave plenty of light for the ground so it can warm the soil

• Shade all of the lower leaves of the soybean plant because those leaves serve no purpose

• None of these answers are correct

• All of these answers are correct

Soybeans are planted

• in rows

• drilled

• broadcast

• All of these are true

• None of these are true

Optimal soil temperatures for soybean seed germination are between

• 68 and 70 degrees

• 75 and 86 degrees

• 55 and 68 degrees

• 68 and 72 degrees

• 68 and 86 degrees

Soybean seeds must also reach ________________percent seed moisture for the germination process to begin

• 51 to 60

• 60 to 65

• 50 to 55

• 45 to 50

• 50 to 60

Soybean seedlings can be expected to emerge in______________________ days under good conditions

• two to three

• seven to eight

• three to four

• one to two

• five to seven

Soybeans in the United States are divided into_____maturity groups designated Maturity Group ___________________

• 9, MG000 to MG X

• 9, MG000 to MG 001

• 9, MG 1 to MG XI

• 10, MG000 to MG X