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Method and compositions for regulating plant growth using cycloalkane-carboxylic acid compounds
| Details |
Inventors: Schroder, Rolf; Lurssen, Klaus;
Assignee: Bayer Aktiengesellschaft (Leverkusen, DE)
Primary Examiner:
Assistant Examiner:
Attorney, Agent or Firm:
Novel plant growth regulant composition comprising as an active ingredient at least one cycloalkanecarboxylic acid compound of the formula ##STR1## in which R is hydroxyl, alkoxy, aralkoxy, amino, alkylamino, dialkylamino or the radical O.sup..crclbar. M.sup..sym. wherein M.sup..sym. is one alkali metal ion equivalent or alkaline earth metal ion equivalent, or an ammonium, alkylammonium, dialkylammonium, trialkylammonium or tetraalkylammonium ion, R.sup.1 is amino or the radical ##STR2## wherein R.sup.2 is hydrogen, alkyl or aryl, or R.sup.1 is the radical -N.sup..sym. H.sub.3 X.sup..crclbar., wherein X.sup..crclbar. is chloride, bromide or iodide, and n is 1, 2, 3, 4 or 5, in admixture with a solid or liquefied gaseous diluent or carrier or in admixture with a liquid diluent or carrier containing a surface-active agent. |
|
DETAILED DESCRIPTION What is claimed is: 1.
Method of regulating the growth of plants which method comprises applying to the plants or their habitat a plant growth regulant composition comprising as an active ingredient at least one cycloalkanecarboxylic acid compound of the formula ##STR31## in which R is hydroxyl, alkoxy of 1 to 10 carbon atoms, benzyloxy, amino, alkylamino or dialkylamino of 1 to 4 carbon atoms in each alkyl or the radical O.
sup.
.
crclbar.
M.
sup.
.
sym.
wherein M.
sup.
.
sym.
is a sodium or potassium ion, one magnesium or calcium ion equivalent; an ammonium, alkyl-ammonium, dialkylammonium, trialkylammonium or tetraalkylammonium ion with, in each case, 1 to 4 carbon atoms per alkyl radical; R.
sup.
1 is amino or the radical ##STR32## wherein R.
sup.
2 is hydrogen, alkyl of up to 4 carbon atoms or phenyl, or R.
sup.
1 is the radical --N.
sup.
.
sym.
H.
sub.
3 X.
sup.
.
crclbar.
, wherein X.
sup.
.
crclbar.
is chloride, and n is 1 or 2.
2.
Method as claimed in claim 1 wherein the compound is applied to an area of plant cultivation in the amount of 0.
01 to 50 kg per hectare.
3.
Method as claimed in claim 1 wherein the compound is applied to an area of plant cultivation in the amount of 0.
05 to 10 kg per hectare.
4.
Method as claimed in claim 1 wherein said compound is selected from potassium .
alpha.
-formylaminocyclopropanecarboxylate, .
alpha.
-amino-cyclopropanecarboxylic acid hydrochloride, .
alpha.
-amino-cyclopropanecarboxylic acid benzyl ester hydrochloride, .
alpha.
-formylamino-cyclopropanecarboxylic acid ethyl ester and .
alpha.
-formylamino cyclopropanecarboxylic acid octyl ester.
5.
Method as claimed in claim 1 wherein said compound is alpha-aminocyclopropane carboxylic acid.
6.
Method regulating the growth of plants which method comprises applying to the plants or their habitat a plant growth regulant composition comprising as an active ingredient at least one cycloalkanecarboxylic acid compound of the formula ##STR33## in which R is hydroxyl, alkoxy with 1 to 10 carbon atoms, benzyloxy, amino, alkylamino with 1 to 2 carbon atoms, dialkylamino with 1 or 2 carbon atoms per alkyl radical or the radical O
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