How is soil made?
Titre:
How is soil made?
PERSONAL_AUTHOR_EPSB:
Sommaire:
This book discusses plants' need for nutrients, nutrient cycles, and decomposition, illustrates the weathering, erosion, and deposition processes, and concludes with why humans need to safeguard soil.
Date de publication comme intervalle:
2010
SERIES_EPSB:
Description matérielle:
32 p. : col. ill. ; 29 cm.
Note générale:
"Guided reading: P"--Cover p. [4], paperback ed.
Table des matières:
What is soil? -- All about humus -- Nutrients in soil -- Nutrient cycles -- Water for life -- Fresh air -- Weathering rock -- Break it down -- Carried away -- Dumped on the land -- Soil and climate -- Soil takes it's time -- Soil conservation.
Informations sur le programme:
Accelerated Reader MG 5.4 1.0 136047
Vedette secondaire auteur:
Numéro international normalisé des livres (ISBN):
9780778754015
9780778754145
Informations de publication:
St. Catharines, Ont. : Crabtree Pub., c2010.
