Cotton breeding for precocity in Romania Pipie A. in

Pipie A.

in

Braud M. (ed.), Campagne P. (ed.).

Le coton en Méditerranée et au Moyen-Orient Montpellier : CIHEAM

Options Méditerranéennes : Série Etudes; n. 1988-I 1988

pages 179-184

Article available on lin e / Article dispon ible en lign e à l’adresse :

--- http://om.ciheam.org/article.php?ID PD F=CI011872

--- To cite th is article / Pou r citer cet article

--- Pipie A. Cotton breedin g for precocity in R oman ia. In : Braud M. (ed.), Campagne P. (ed.). Le coton en Méditerranée et au Moyen-Orient. Montpellier : CIHEAM, 1988. p. 179-184 (Options Méditerranéennes : Série Etudes; n. 1988-I)

---

http://www.ciheam.org/

http://om.ciheam.org/

Atelier : "précocité"

Cotton breeding for precocity in Romania

A.

of one

included of the

imposed by the insufficiency of climatic coincidence of

by economical a s

of pesticides application, economy of of two on the as

44"

of

on condition that in its of 34" C, the sunlight is of

300 1974).

last evolution of climatic

1) p o i n t s o u t of

1979,1983) up to a total calamity (in 1976).

when of

is t h e a c h i e v e m e n t of

a

efficiency of this

was stopped.

1. 1974. - Technologia Culturii burnbacului.

1-31.

2. L.S., 1982. - The system

Vol. 66, n02, 172-176.

3. 1979. -

de

4. T., 1983. Aspecte actuale ale technologiei de si plante tehnice, vol. 35, no 3.

5. A., N., 1981. - si bumbac. Technologii si metode noi cimp in conditii

- 55-76

-

6 . Simongulian, N.C., 1971. - v selektii hlopciatnika 1-223 Taskent.

options

I

cultivar Vegetation period

in September days

(yield quantity) (emergence - ripennig)

Dynamics of

ripening

Resistance tc bacteriosis

mark *

Cirpan - control Brînceni

-

-

40 - 45

.

-

Table 1: Physiological features in BRINCENI cultivar as compared to ^CIRPAN 433 cultivar (1980-84)

* mark lack of attack mark weak attack mark medium attack mark4: strong attack

Mean weigth Fibre Fibre seed

Cultivar cabolle _output length on

g mm

Cirpan - control

- -

Brînceni - -

-

Maturity index

-

-

Fibre

g.f. l fibre Nm

Table 2: Quality indices in BRINCENI cultivar a s compared

- sum of daily average temperature :3 400 C"

-

duration of sunlight

l 500 hours .- - rainfalls : 300 mm

€ 2

. z

2 .-

m

sum

O

Figure

: Evolution of climatic conditions during

in the area favourable to cotton growing compared to the minimum requirements

options

-

U

m m U S

.- E

U

U

.-

3 5

v 3

U

U M

17113

..

2

.-

Z

.-

‘i

\

\

m

..

\

\

\ 1

4 _I I I I I 1

O

r0

m

8

g

options

-5 3 .-

9 )

..

l

W

OUI