Impact of Foliar Application of Zinc and Magnesium Aminochelate on Bean Physiology and Productivity in Ghana

Table 1

Initial soil chemical properties at the experimental sites.

Composition	Fumesua		Akumadan		Landon (1991) interpretation
	0–15 cm	15–30 cm	0–15 cm	15–30 cm	High	low
Chemical characteristics
pH (H2O) (1 : 2:5)	4.53	4.14	4.81	4.35	>6.5	<5.8
Organic carbon (%)	1.55	1.31	1.83	1.67	>10.0	<4.0
Available phosphorus (mg/kg)	16.32	14.22	17.28	15.77	>50.0	<15.0
Total N (%)	0.15	0.13	6.23	5.33	>0.5	<0.2
Exchangeable bases (cmol/kg)
Ca	1.8	1.71	2.67	2.14	>10.0	<4.0
Mg	1.27	1.21	1.27	1.33	>4.0	<0.5
K	0.12	0.10	0.71	0.21	>0.6	<0.2
Na	0.05	0.06	0.41	0.14	>1.0	<1.0