referring to fig1 and 4 , ids and / or edds and / or its ammonium , alkali metal and / or its ammonium salts or optical isomers thereof ( one or more of the ‘ nitrogen - containing compounds of my invention ’) at location 10 is transported through line 11 past control valve 12 into mixing vessel 16 where it is admixed , with water from location 13 . the water from location 13 is transported to vessel 16 through line 14 past control valve 15 . the blending may take place using temperature / heat transfer control means , shown by reference numeral 50 in fig4 . the resulting aqueous solution in then transported through line 17 past control valve 18 into application means 19 ( e . g ., a holding vessel / spraying nozzle ) from which the solution is applied to a plant precursor or plant is indicated , supra . referring to fig2 and 5 ids and / or edds and or salts thereof or optical isomers thereof stored in vessel 20 is ( are ) transported via line 21 past control valve 22 into mixing vessel 26 where the compound ( s ) are admixed with water being transported from holding tank 23 through line 24 past control valve 25 . the resulting aqueous solution may be subjected to temperature control by means of temperature control / heat transfer device 52 ( shown in fig5 ) operating in mixing vessel 26 . the resulting aqueous solution is then transported via line 28 past control valve 27 into mixing vessel 29 where the aqueous nitrogen - containing compound ( s ) used in the practice of my invention is blended with one or more adjuvants ( as described in detail , infra ) previously held in holding vessel 30 and transported to mixing vessel 29 via line 31 past control valve 32 . as shown in fig5 mixing vessel 29 may be equipped with heat transfer / temperature control means 53 for temperature adjustment of the resulting mixture and / or to facilitate blending and / or dissolution of the ingredients . the resulting mixture of water , nitrogen - containing compound ( s ) and one or more adjuvants is transported to plant or plant precursor application means 35 ( e . g ., holding tank / spray nozzle means ) via line 34 past control valve 33 where the mixture is applied to plants or plant precursors ( e . g ., germinating plant seeds ) as described , supra . referring to fig3 and 6 , edds and / or ids and / or salts thereof or optical isomers thereof , located in holding vessel 36 are passed through line 37 past control valve 38 into blending vessel 45 . simultaneously , or immediately subsequent , water from holding vessel 39 is transported to mixing vessel 45 via line 40 past control valve 41 . simultaneously , or subsequently , one or more adjuvants ( as described in detail , infra ) is transported into mixing vessel 45 via line 43 past control valve 44 . the adjuvant ( s ), water and nitrogen - containing compound ( s ) are admixed in vessel 45 to form a solution or emulsion . vessel 45 may optionally be equipped with a heat transfer / temperature control device 51 ( as shown in fig6 ) in order to adjust the temperature of the adjuvant - nitrogen - containing compound - water mixture and / or in order to facilitate the blending or mixing unit operation . the resulting mixture or blend is then transported via line 47 past control valve 46 to plant or plant precursor application means 48 ( e . g ., holding vessel / spray nozzle means ) from whence the resulting mixture is applied to plants and / or plant precursors ( e . g ., germinating seeds ) as described , supra . the compositions useful in the practice of my invention may be formulated in a wide range of forms known to those skilled in the art . the compositions useful in the practice of my invention may , for example , be in the form of a concentrate to be diluted prior to application , or it may be in the form of a granule , powder or liquid with a suitable solid or liquid carrier . thus , for example , compositions useful in the practice of my invention may be in the form of emulsions , or aqueous dispersions , and may include solvents . in the alternative , the compositions useful in the practice of my invention may be adapted to form an emulsion prior to use . operating concentrations higher than those set forth supra of the edds ( or salts thereof or optical isomers thereof ) and / or ids ( or salts thereof or optical isomers thereof )- containing formulations useful in the practice of our invention may be used when , for example , the application to the plant or plant precursor of such compositions is in a form suitable for use as an ultra - low volume spray which merely contains the active nitrogen - containing compounds of my invention , e . g ., the ids ( or salts or optical isomers thereof ) and / or the edds ( or salts or optical isomers thereof ). the compositions useful in the practice of my invention can be prepared in the form of wettable powders , soluble powders , dusting powders , granulates , solutions , emulsifiable concentrates emulsions ( as stated supra ), suspended concentrates or aerosols , or in microencapsulated form ( produced , for example , via coacervation ) for controlled release application to pants or plant precursors of the active nitrogen - containing compound components , e . g ., the ids and / or edds free acids and / or salts thereof or optical isomers thereof . the wettable powders useful in the practice of my invention can be prepared in such a manner that they contain the active nitrogen - containing compound ; and such wettable powders normally contain , in addition to a solid support , a wetting agent , a dispersant , and , when appropriate , one or more stabilizers and / or other additives such as penetration agents , adhesives , colorants , or anti - lumping agents . aqueous dispersions and emulsions , such as , for example , compositions obtained by diluting with water a wettable powder or an emulsifiable concentrate are intended to be included within the general scope of my invention . such emulsions may be of the ‘ water - in - oil ’ type or of the ‘ oil - in - water ’ type and may have the consistence resembling that of a ‘ mayonnaise ’. as stated supra , the step of the process of my invention , of formulating the aqueous plant precursor or plant growth - regulating or stimulating solution may also ( optionally ) include ( prior to the step of application to the plant precursor or plant or proximity thereof ) the simultaneous admixing or the immediately - subsequent admixing of the aqueous nitrogen - containing compound solution with at least one adjuvant selected from the group consisting of : in the context of my invention , a carrier is an organic or inorganic natural or synthetic material with which the active material is associated to facilitate its application to the plant , to the seeds , or to the soil proximate to said seed and / or plant , or its transportation or handling . the support can be a solid ( e . g ., clays , natural or synthetic silicates , resins and waxes ) or fluid ( e . g ., water , alcohols , ketones , petroleum fractions , chlorinated hydrocarbons and liquified gases ). the compositions useful in the practice of my invention may include one or more surfactants which aid in the preparation of other compositions and which may assist in the penetration of active components through plant or seed membranes . such surfactants include anionic , cationic , non - ionic and zwitterionic surfactant . anionic surfactants include alkyl aryl ethoxylates , fatty acid ethoxylates , vegetable seed oil ethoxylates , sorbitan fatty acid ester ethoxylates , or other alkoxylates . more specifically , a useful surfactant is the compound , c 9 h 19 -( phenylene )-( och 2 ch 2 ) 9 oh also known as nonoxynol - 9 ™ or np - 9 ™. thus , the surfactant can be an ionic or non - ionic emulsifier , dispersant or wetting agent such as , for example , salts of polyacrylic acids , condensates of ethylene oxide with fatty alcohols , fatty acids or fatty amines . such surfactants are more specifically set forth in u . s . pat . no . 6 , 184 , 182 issued on feb . 6 , 2001 ( u . s . class 504 , subclass 116 ), the disclosure of which is incorporated herein by reference . the function of this component is to supply one or more carbon skeletons for the synthesis of proteins and other molecules or to supply energy for metabolism . water - soluble carbohydrates such as sucrose , fructose , glucose and other di - and monosaccharides are suitable , commonly in the form of molasses or other byproducts of food manufacture . commercially available lignosulfonates are also suitable as a ‘ cse ’ source , inasmuch as they commonly contain sugars . more specifically , examples of cse sugars are : mannose , lactose , dextrose , fructose , fucose , raffinose , xylose and arabinose . sugar alcohols are also useful cse &# 39 ; s , specifically , for example , maltitol , mannitol , sorbitol and xylitol . organic acids are useful cse &# 39 ; s , for example , alpha - ketoglutaric acid , pyruvic acid , succinic acid , citric acid , and aspartic acid . nucleotides are useful cse &# 39 ; s , for example , adenosine , uridine , thymine , cytosine , guanine and guanosine . examples of useful vitamin / co - factor adjuvants in the practice of my invention are folic acid , biotin , pantothenic acid , nicotinic acid , riboflavin and thiamin , as well as derivatives thereof . for example , useful thiamine derivatives are thiamine disulfide and thiamine hydrochloride . useful riboflavin derivatives are flavin adenine dinucleotide and flavin adenine mononucleotide . useful nicotinic acid derivatives are nicotinic acid amide , nicotinic acid benzyl ester , nicotinic acid methyl ester and nicotinic acid nitrile . a useful biotin derivative is biotin methyl ester . examples of gums useful as adjuvants i the practice of my invention are xanthan gum , guar gum , gum arabic gum carageenan , gum elemi , locust bean gum and gum tragacanth . examples of anti - microbial agents useful in the practice of my invention are propionic acid , benzoic acid , thymol , indole , and sorbic acid . examples of buffers useful in the practice of my invention are alkali metal ( sodium or potassium ) formates , carbonates , bicarbonates , propionates , benzoates and / or acetates . examples of agents which form protective colloids surrounding and / or emicro - encapsulating the nitrogen - containing active compounds useful in the practice of my invention are gelatin , colloidal silica and colloidal alumina . in addition , the gums cited supra when appropriately applied have the ability to form such protective colloids . examples of viscosity modifiers useful in the practice of my invention are terpenes , such as myrcene , dihydromyrcene , terpene derivatives such as citronellol , and those materials set forth in u . s . pat . no . 5 , 447 , 644 , the disclosure of which is incorporated herein by reference . seaweed extract — kelp extract , kinetin , kinetin riboside , benzyladenine , zeatin riboside , zeatin , extract of corn cockle , isopentenyl adenine , dihydrozeatin , indoleacetic acid , phenylacetic acid , iba , indole ethanol , indole acetaldehyde , indoleacetonitrile , indole derivitives , gibberellins ( e . g ., ga1 , ga2 , ga3 , ga4 , ga7 , ga38 , etc .) polyamines , monoethanolamine , allopurinol , ga inhibitors , ethylene inducing compounds , ethylene biosynthesis inhibitors , gaba , anticytokinins and antiauxins , aba inducers and inhibitors , and other known growth regulators . the following examples are illustrative , and my invention is only limited by the scope of the claims following the examples . title : use of the tetra - sodium salt of edds on germinating sweet corn field corn , cantaloupe melon and snap bean seeds styrofoam plates were each charged with 80 ml . water . the plates are titled : ( a ) the ‘ control ’ plates ; ( b ) the ‘ treatment 1 ’ plates ; and ( c ) the ‘ treatment 2 ’ plates . into the ‘ control ’ plates , the ‘ treatment 1 ’ plates and the ‘ treatment 2 ’ plates were placed , at the loading of 10 seeds per plate , germinated sweet corn seeds , germinated field corn seeds , germinated snap bean , seeds , germinated cantaloupe melon seeds and germinated soy bean seeds . the ‘ treatment 1 ’ plates were then each treated with 0 . 1 ml . of a 38 % aqueous solution of the tetra - sodium salt of edds ( having the structure as set forth in fig1 ), or 0 . 000475 gm ./ plate , or 475 ppm per plate . the ‘ treatment 2 ’ plates were then each treated with 1 ml . of a 38 % aqueous solution of the tetra - odium salt of edds , or 0 . 00475 gm ./ plate or 4750 ppm per plate . over a period of 9 days , each plate had distilled water added thereto , as needed , in order to make up for the evaporation of the water during the 9 day period . 9 days after the trial commenced , the number of germinated seeds which survived were as set forth in attached table i . the soy bean test was void , since mold had developed on the soy beans and no seed were viable . the ‘ treatment 1 ’ plates , after 9 days , showed uniform germination and growth of the germinated sweet corn seeds , as compared with the control . the ‘ treatment 2 ’ plates , after 9 days , showed inhibition of the germination and growth of the sweet corn . the ‘ treatment 2 ’ plates , after 9 days , showed inhibition of the germination and growth of the field corn . title : use of the tri - potassium salt of ids , alone , or toegether with the tetra - potassium salt of edds on germinating seet corn , field corn and cantaloupe melon seeds styrofoam plates were each charged with 80 ml . water . the plates are titled : ( a ) the ‘ control ’ plates ; ( b ) the ‘ treatment 1 ’ plates ; ( c ) the ‘ treatment 2 ’ plates and ( d ) the ‘ treatment 3 ’ plates . into the ‘ control ’ plates , the ‘ treatment 1 ’ plates , the ‘ treatment 2 ’ plates and the ‘ treatment 3 ’ plates , were placed , at a loading of 6 seeds per plate , sweet corn seeds , field corn seeds , cantaloupe melon seeds and soy bean seeds . the ‘ treatment 1 ’ plates were then each treated with 1 ml . of a 37 % solution of the tri - potassium salt of ids ( having the structure as set forth in fig1 ), or 0 . 00463 gm ./ plate or 4630 ppm per plate . the ‘ treatment 2 ’ plates were then each treated with 0 . 1 ml . of a 37 % solution of the tri - potassium salt of ids , or 0 . 000463 gm ./ plate , or 463 ppm per plate . the ‘ treatment 3 ’ plates were then each treated with a mixture 0 . 5 ml . of a 37 % solution of the tri - potassium salt of ids and 0 . 5 ml . of a 38 % solution of the tetra - sodium salt of edds , or 0 . 000231 gm / plate of the ids salt and 0 . 000238 gm ./ plate of the edds salt . no edds or ids salts were added to the control plate . over a period of 9 days , each plate had distilled water added thereto , as needed , in order to make up for the evaporation of water during the 9 day period . 9 days after the trial commenced , the number of germinated seeds which survived were as set forth in attached table ii . the sweet corn seeds treated with the ids salt and the combination of the ids and edds salts germinated and the resulting seedlings started to grow more uniformly . the field corn seeds treated with the mixture of the ids and edds salts commenced germinating during the 9 days period , and commenced growing more uniformly during the nine day period . title : use of the edds free acid and / or the ids free acid on germinating field corn seeds 100 ml . each of 37 % solutions of the tetra - sodium salt of ids having the structure as set forth in fig1 and the tetra - sodium salt of edds having the structure as set forth in fig1 were placed in beakers and sufficient 29 % aqueous hcl was added thereto to complete the formation of ids and edds free acid crystals . 0 . 2 grams / liter of each of the free acids was added to distilled water to yield 1 liter stock solutions of each free acid , at a concentration of 0 . 2 gm / liter . seven styrofoam plates were provided , titled : ( a ) the ‘ control ’ plate ; ( b ) the ‘ treatment a ’ plate ; ( c ) the treatment b ’ plate ; ( d ) the ‘ treatment c ’ plate ; ( e ) the ‘ treatment d ’ plate and ( f ) the ‘ treatment e ’ plate . to the ‘ control ’ plate , 100 ml . of distilled water was added . to the ‘ treatment a ’ plate , 100 ml . of edds stock solution was added ( 200 ppm edds ). to the ‘ treatment b ’ plate , 20 ml . of ids stock solution and 80 ml . of edds stock solution was added ( 40 ppm ids and 160 ppm edds ). to the ‘ treatment c ’ plate , 40 ml . of ids stock solution and 60 ml . of edds stock solution was added ( 80 ppm ids and 120 ppm edds ). to the ‘ treatment d ’ plate , 60 ml . of ids stock solution and 40 ml . of edds stock solution was added ( 120 ppm ids and 80 ppm edds ). to the ‘ treatment e ’ plate , 80 ml . of ids stock solution and 20 ml . of edds stock solution was added ( 160 ppm ids and 40 ppm edds ). to the ‘ treatment f ’ plate , 100 ml . of ids stock solution was added ( 200 ppm ids ). when the corn seeds were subject to treatment b , c , d and e , both growth rates and germination rates of the field corn seed and resultant seedlings increased significantly . the combinations of the ids and edds free acids in proportions ( by weight ) of from 4 : 1 up to 1 : 4 have merit for growth stimulation . from the results of this example , one having ordinary skill in the art will conclude that concentrations of ids and edds free acids greater than 200 ppm will significantly slow , delay and inhibit the growth of field corn seedlings . title : effect of ids and / or edds free acids on mexican heather four sets of six mexican heather plants each were placed on trays without transplanting . 0 . 2 gm / liter stock solutions of ids and edds free acids prepared according to example iii , supra , were used , in three different treatments ( edds alone , ids alone and a 50 : 50 mixture of edds and ids ) to treat the three sets of plants as set forth in table iv , attached , by placing the solutions into the soil within 10 mm . of each of the plants . a fourth set was treated with distilled water ( the ‘ control ’ set ). soil application of edds to mexican heather promoted a greater root mass at the expense of vegetative growth . at the end of the experiment , the plant leaves are lower on the main stem and internode lengths are shortened . soil application of ids to mexican heather promoted a greater root mass at the expense of vegetative growth , although to a significantly lesser extent than done using edds . three sets of six petunia plants were placed on trays without transplanting . two sets of plants . ‘ treatment set 1 ’ and ‘ treatment set 2 ’ were each treated with a mixture of 50 ml . ids free acid stock solution and 50 ml . edds free acid stock solution , prepared according to example iii , supra . the treatments were effected by placing solutions into the soil within a 10 mm . distance from the roots of each of the plants . the ‘ treatment set 2 ’ test solution also contained 0 . 001 gm ./ liter of indolebutyric acid having a structure as set forth in fig2 , in admixture with a surfactant which is a nona - ethoxylated nonyl phenol , nonoxynol - 9 ™ having the structure : c 9 h 19 -( phenylene )-( och 2 ch 2 ) 9 oh . a third set was treated solely with distilled water ( the ‘ control ’ set ). the treatments are summarized in the attached table v , with the ‘ treatment set 2 ’ being marked with an ‘*’ to indicated use of the ‘ iba ’ in that particular treatment . combinations of edds and ids free acids ( having , respectively , the chemical structures set forth in fig1 and 12 ), at 200 ppm ( 7 × 10 − 4 moles per liter ) slowed the growth of the petunia plant . the plants treated with the ids - edds free acid combination are more compact with shorter internodes ; and have a significantly lower mass . in addition , when the ‘ iba ’ is used in conjunction with the edds - ids mixture , the plants are ‘ stunted ’. although various embodiments which incorporate the teachings of the present invention have been shown and described in detail herein , those skilled in the art can readily devise many other varied embodiments that still incorporate these teachings .
described is the use , fertilizers and periodic table group iia and greater group metal cations and chelated metals ], of aqueous solutions of the n - substituted aspartic acids , n - aspartic acid and n , n ′- 1 , 2 - ethanediylbis - aspartic acid , ammonium salts , alkali metal salts , ammonium - alkali metal salts and optical isomers thereof in stimulating or regulating the growth of a living , growing plant precursor or plant . such use , optionally , is in the presence of aditional adjuvants free from fertilizer as well as periodic table group iia and greater metal group cations and chelated metals . also described are novel compositions comprising the ‘ ids ’ and / or ammonium , alkali metal , ammonium - alkali metal salts thereof as well as optical isomers thereof in admixture with the ‘ edds ’ and / or ammonium , alkali metal and ammonium - alkali metal salts thereof as well as optical isomers thereof .