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Seed industry

Technology greenhouse seed varieties and hybrids heterosis cucumber

Features farming


Seed greenhouse cucumber hybrids using as parent lines and varieties of shapes of female and female type flowering advantageously accomplished by planting in a greenhouse of 50 - 80 ° / plants of the mother form and 20 - 50% of the plants paternal forms. There should be provision for replanting with atypical and cullingweakened plants in the amount of 30% of plants and 10% of the parent plants paternal form . For hybrids Pallas, Regatta, Relay, Marathon, a parent whose shape differs difficult germination and seedling ugly part of education (deformed cotyledons), the insurance fund for growing seedlings should be not less than 40% . seedsprovision plated on 12 - 15 days later parental forms . Table 5 provides information about the requirements for seeds and plant layout parent varieties . Rows of plants alternate parental forms: through a series of paternal form placed 3 - 4 rows of the parent form; hybrids Cucaracha, The Stand, September 2 through a series of paternal formplace 2 - 3 rows of parent shape .

Table 5 . The need for and placing seeds in a seed parent forms seeding (1000 mg)

Seedling, NY .

D ibrid

Maternal and paternal forms

Seeds

G

To

Landing reserve

The number of plants per 1 m *

Planting scheme

Pallas

Natsu Fusinari

200

2100 800

3,3

60 + 90 X40, 100x30

KB 207/69

45

625 90

3,3

120X25

Grenade

Sim

60

1050 315

1.5 - 1.6

150 - 160x40

Marfinskiy

20

350 55

3,3

60 + 90X40

Zozulya

Willow

120

2500 750

3,3

100x30, 120x25

Spring salad

45

550 80

3,3

100 x 30 120 x 25

April

Skierniewice

120

2500 750

3,3

100x30, 120X25

Spring salad

45

550 80

3,3

100x30, 120X25

May

Prolific 147B

220

2500 1000

3,3

100x30, 120X25

Spring salad

45

550 80

3,3

100X30, 120x25

TSHA 1

Natsu Fusinari

200

2100 800

3,3

100x30, 120X25

Nerosimy 40

45

625 90

3,3

100 x 30 120 X 25

Table 6 . Approximate duration of interphase periods in different parent forms

Variety

Bottom numberORDPrior to

Th the mass of genius

Number ovaries in the leaf axils

Natsu Fusinari

39 - 44

40 - 48

1

Willow

30 - 35

32 - 37

1 - 2

Skierniewice

28 - 32

30 - 35

1-2

Prolific 147B

30 - 35

32 - 37

1 - 2

Sim

40 - 45

40 - 45

1

Spring salad

30 - 40

30 - 37

1

KB 207/69

38-50

33 - 40

1 - 2

Marfinskiy

38 - 50

35 - 40

1 - 2

Tos 1488

-

34 - 39

1 - 2

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