Zinc Sulphate and Boron-Based Foliar Fertilizer Effect on Growth, Yield, Minerals, and Heavy Metal Composition of Groundnut (Arachis hypogaea L) Grown on an Alfisol

Table 3

Effect of application of zinc and boron fertilizers on vegetative parameters of groundnut (pooled data of 2016 and 2017 cropping seasons).

Treatments	Plant height			Plant spread
	4 WAS	6 WAS	8 WAS	4 WAS	6 WAS	8 WAS
ZnSO4 kg·ha^−1
0	21.97a	25.84a	26.57a	36.38a	39.72a	43.14a
4	22.86a	26.24a	28.46a	36.83a	41.08a	45.14a
8	22.91a	26.60a	28.89a	36.85a	41.25a	45.22a
Boron (ml·ha^−1)
0	18.58c	22.40c	23.78b	28.93c	32.18c	35.71c
300	22.38b	25.50b	26.85ab	35.85b	41.85b	44.26b
600	25.09a	28.72a	30.70a	41.69a	45.22a	50.85a
900	24.26a	26.26a	30.55a	40.26ab	43.48ab	47.51ab
Interaction
Zn	ns	ns	ns	ns	ns	ns
B
ZnB	ns	ns	ns	ns	ns	ns

Means in a column under any given treatment followed by the same letters do not differ significantly at 0.05 level of probability using the Duncan multiple range test (DMRT). ns = not significant. Significant at 0.05 level of probability. WAS = weeks after sowing.