Skip to main content

Table 5 Test of differences in input use, in terms of ,value of inputs (USD), by users and non-users of CSP

From: Productivity and food security effects of using of certified seed potato: the case of Kenya’s potato farmers

Variables

Users (n = 167)

A

Non-users (n = 241)

B

Mean diff

Non-labor inputs

Mean

(SD)

Mean

(SD)

A − B

(t value)

seed_purchase

535

(228.1)

459.1

(217.5)

76.2***

(4.10)

folier_feed

10.5

(10.7)

7.2

(10.0)

3.3***

(3.20)

fertiliser

265.0

(137.8)

212.8

(117.7)

52.2***

(4.10)

insecticide

9.7

(10.1)

5.8

(8.4)

3.9***

(4.30)

fungicide

52.1

(30.4)

52.9

(33.4)

−0.8

(0.25)

manure

91.2

(107.0)

81.0

(94.5)

10.2

(1.02)

  1. SD standard deviations
  2. *, **, and *** significant at 10, 5, and 1%, respectively