EP209882-A2  CHEMICAL ABSTRACTS, vol. 104, no. 13, 31st March 1986, page 250, no. 104271w, Columbus, Ohio, US; S.V. LEV et al.: &quot;Growth regulators for tissue culture of some Gossypium species&quot; 0x26 DOKL. AKAD. NAUK UZSSR 1985, (6), 52-3;  CHEMICAL ABSTRACTS, vol. 88, no. 3, 16th January 1978, page 319, no. 19077u, Columbus, Ohio, US; H.J. PRICE et al.: &quot;Callus cultures of six species of cotton (Gossypium L.) on defined media&quot; 0x26 PLANT SCI. LETT. 1977, 10(2), 115-19;  CHEMICAL ABSTRACTS, vol. 94, no. 15, 13th April 1981, page 381, no. 117857s, Columbus, Ohio, US; P. HEINSTEIN et al.: &quot;Formation of gossypol by Gossypium hirsutum L. cell suspension cultures&quot; 0x26 J. NAT. PROD. 1981, 44(1), 1-6;  CHEMICAL ABSTRACTS, vol. 96, no. 21, 24th May 1982, page 247, no. 176039r, Columbus, Ohio, US; M. KHASANOV: &quot;Growth stimulators and callus-formation&quot; 0x26 KHLOPKOVODSTVO 1982, (2), 39;  CHEMICAL ABSTRACTS, vol. 76, no. 17, 24th April 1972, page 136, no. 95648y, Columbus, Ohio, US; C.A. BEASLEY et al.: &quot;Test-tube cotton&quot; 0x26 CALIF. AGR. 1971, 25(10), 6-8;  CHEMICAL ABSTRACTS, vol. 99, no. 25, 19th December 1983, page 251, no. 208039w, Columbus, Ohio, US; A. MOROZOVA et al.: &quot;Growth of cotton fiber and ovules under different in vitro culture conditions&quot; 0x26 DOKL. VSES. AKAD. S-KH. NAUK IM. V.I. LENINA 1983, (9), 20-2;  AMERICAN JOURNAL OF BOTANY, vol. 60, no. 2, 1973, pages 130-139; C.A. BEASLEY et al.: &quot;The effects of plant growth substances on in vitro fiber development from fertilized cotton ovules&quot;;  AMERICAN JOURNAL OF BOTANY, vol. 61, no. 2, 1974, pages 188-194; C.A. BEASLEY et al.: &quot;Effects of plant growth substances on in vitro fiber development from unfertilized cotton ovules&quot;;  PLANTA (BERL.), vol. 130, 1976, pages 197-201; R.S. DHINDSA et al.: &quot;Effects of abscisic acid on in vitro growth of cotton fiber&quot;EP209882-A  CHEMICAL ABSTRACTS, vol. 104, no. 13, 31st March 1986, page 250, no. 104271w, Columbus, Ohio, US; S.V. LEV et al.: &quot;Growth regulators for tissue culture of some Gossypium species&quot; &amp; DOKL. AKAD. NAUK UZSSR 1985, (6), 52-3;  CHEMICAL ABSTRACTS, vol. 88, no. 3, 16th January 1978, page 319, no. 19077u, Columbus, Ohio, US; H.J. PRICE et al.: &quot;Callus cultures of six species of cotton (Gossypium L.) on defined media&quot; &amp; PLANT SCI. LETT. 1977, 10(2), 115-19;  CHEMICAL ABSTRACTS, vol. 94, no. 15, 13th April 1981, page 381, no. 117857s, Columbus, Ohio, US; P. HEINSTEIN et al.: &quot;Formation of gossypol by Gossypium hirsutum L. cell suspension cultures&quot; &amp; J. NAT. PROD. 1981, 44(1), 1-6;  CHEMICAL ABSTRACTS, vol. 96, no. 21, 24th May 1982, page 247, no. 176039r, Columbus, Ohio, US; M. KHASANOV: &quot;Growth stimulators and callus-formation&quot; &amp; KHLOPKOVODSTVO 1982, (2), 39;  CHEMICAL ABSTRACTS, vol. 76, no. 17, 24th April 1972, page 136, no. 95648y, Columbus, Ohio, US; C.A. BEASLEY et al.: &quot;Test-tube cotton&quot; &amp; CALIF. AGR. 1971, 25(10), 6-8;  CHEMICAL ABSTRACTS, vol. 99, no. 25, 19th December 1983, page 251, no. 208039w, Columbus, Ohio, US; A. MOROZOVA et al.: &quot;Growth of cotton fiber and ovules under different in vitro culture conditions&quot; &amp; DOKL. VSES. AKAD. S-KH. NAUK IM. V.I. LENINA 1983, (9), 20-2;  AMERICAN JOURNAL OF BOTANY, vol. 60, no. 2, 1973, pages 130-139; C.A. BEASLEY et al.: &quot;The effects of plant growth substances on in vitro fiber development from fertilized cotton ovules&quot;;  AMERICAN JOURNAL OF BOTANY, vol. 61, no. 2, 1974, pages 188-194; C.A. BEASLEY et al.: &quot;Effects of plant growth substances on in vitro fiber development from unfertilized cotton ovules&quot;;  PLANTA (BERL.), vol. 130, 1976, pages 197-201; R.S. DHINDSA et al.: &quot;Effects of abscisic acid on in vitro growth of cotton fiber&quot;